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|
| Name | Pos | Team | Age | DOB | POB | Nationality | Bats | Throws | Height | Weight | Salary |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Maalik, Bayou | CF | San Francisco Earthquakes | 18 | 09/18/2045 | Kumasi | GHA | Right | Right | 6' 5" | 185 lbs | - |
| Macario, Danny | C | Dallas Texans | 16 | 01/24/2047 | Arecibo | PUR | Left | Right | 5' 10" | 165 lbs | - |
| MacDonald, Chris | RP | Free Agent | 16 | 02/18/2047 | Hoogeveen | NED | Right | Right | 6' 0" | 170 lbs | - |
| MacDonald, Chris | 2B | Free Agent | 19 | 09/22/2044 | New York | USA | Right | Right | 5' 10" | 180 lbs | - |
| MacDonald, Kevin | 1B | Buffalo Bison | 19 | 05/07/2044 | Roerdalen | NED | Right | Right | 6' 4" | 210 lbs | - |
| Machorro, Bernie | SP | Quebec Armada | 17 | 07/07/2046 | Guadalajara | MEX | Left | Right | 5' 10" | 165 lbs | - |
| Machuca, Izzy | SP | Bloomington Blazers | 17 | 04/04/2046 | San German | CUB | Left | Left | 6' 3" | 190 lbs | - |
| Machuka, Mouloud | SP | Quebec Armada | 18 | 12/08/2045 | Maputo | MOZ | Right | Right | 6' 7" | 200 lbs | - |
| Macias, Alberto | CF | El Paso Mavericks | 18 | 11/19/2045 | Matanzas | CUB | Left | Left | 6' 3" | 185 lbs | - |
| Macias, Carlos | RP | Free Agent | 18 | 10/07/2045 | San Pedro de Macorís | DOM | Right | Right | 6' 0" | 170 lbs | - |
| Macias, Eddie | RP | Free Agent | 18 | 10/30/2045 | Mexico City | MEX | Left | Left | 6' 2" | 180 lbs | - |
| Macias, Edwin | 1B | Free Agent | 18 | 08/12/2045 | Xico | MEX | Right | Right | 6' 4" | 215 lbs | - |
| Macias, Gabe | SP | Free Agent | 19 | 07/22/2044 | Lerdo | MEX | Left | Left | 6' 2" | 185 lbs | - |
| Macias, Juan | SS | Hawaii Honu | 18 | 12/11/2045 | Havana | CUB | Right | Right | 6' 2" | 170 lbs | - |
| Macias, Leonel | SP | Bloomington Blazers | 18 | 06/11/2045 | Manzanillo | CUB | Left | Left | 6' 6" | 195 lbs | - |
| Macias, Ruben | SP | Quebec Armada | 16 | 05/12/2047 | Minas | CUB | Right | Right | 6' 1" | 170 lbs | - |
| Macias, Tony | SP | Chicago Eclipse | 18 | 06/06/2045 | El Palmar | DOM | Right | Right | 6' 0" | 165 lbs | - |
| MacIndoe, Corey | SP | Mexico City Luchadores | 26 | 10/22/2037 | Calgary | CAN | Right | Right | 6' 1" | 185 lbs | $600,000 |
| MacKenzie, Keith | 3B | Free Agent | 24 | 01/14/2040 | Bensalem Township | USA | Right | Right | 6' 3" | 200 lbs | - |
| MacLean, Austin | RP | Free Agent | 24 | 07/22/2039 | Brno | CZE | Right | Right | 6' 2" | 195 lbs | - |
| Madera, Alex | CF | Eagle Rock Ridge Runners | 28 | 04/06/2035 | Santo Domingo | DOM | Right | Right | 6' 3" | 200 lbs | $1,650,000 |
| Madera, Isaias | 2B | Free Agent | 18 | 07/26/2045 | Anserma | COL | Right | Right | 5' 10" | 185 lbs | - |
| Madero, Willie | SP | Free Agent | 17 | 01/19/2046 | Moca | PUR | Right | Right | 6' 5" | 195 lbs | - |
| Madrid, David | SP | Bloomington Blazers | 18 | 01/29/2045 | Havana | CUB | Right | Right | 6' 6" | 200 lbs | - |
| Madrid, Guillermo | CF | Walnut Creek Warriors | 19 | 01/04/2045 | Xoxocotlan | MEX | Left | Left | 5' 11" | 180 lbs | - |
| Madrid, Jose | SP | Jacksonville Pilots | 16 | 07/29/2047 | Villalba | PUR | Left | Left | 6' 0" | 175 lbs | - |
| Madrid, Luis | SS | Free Agent | 19 | 04/22/2044 | Jatibonico | CUB | Right | Right | 6' 0" | 165 lbs | - |
| Madrid, Robby | 1B | West Island Jazz | 18 | 04/07/2045 | Texmelucan | MEX | Right | Right | 6' 4" | 225 lbs | - |
| Madrid, Tony | 3B | Eureka Hornets | 18 | 03/10/2045 | Ciego de Avila | CUB | Right | Right | 6' 1" | 200 lbs | - |
| Madrid, Willie | 2B | Hawaii Honu | 19 | 11/10/2044 | Consuelo | DOM | Switch | Right | 6' 4" | 195 lbs | - |
| Madrigal, Danny | C | Free Agent | 17 | 07/08/2046 | Villa Altagracia | DOM | Right | Right | 6' 0" | 175 lbs | - |
| Madrigal, Jose | SS | West Island Jazz | 17 | 02/22/2046 | Ponce | PUR | Right | Right | 6' 2" | 170 lbs | - |
| Madrigal, Marcos | SP | Bighorn Bison | 17 | 12/08/2046 | Guadalajara | MEX | Left | Left | 6' 2" | 185 lbs | - |
| Maeda, Teruhide | SS | Buffalo Bison | 19 | 07/18/2044 | Sayama | JPN | Right | Right | 6' 3" | 195 lbs | - |
| Maekawa, Shinichi | 3B | Dallas Texans | 17 | 06/30/2046 | Uwajima | JPN | Right | Right | 6' 3" | 195 lbs | - |
| Maekawa, Yogo | SP | Pennsylvania Butterflies | 19 | 01/09/2045 | Tsurugashima | JPN | Right | Right | 5' 11" | 165 lbs | - |
| Maestas, Israel | SP | Bloomington Blazers | 17 | 06/19/2046 | San Juan | PUR | Right | Right | 6' 2" | 180 lbs | - |
| Maestas, Victor | CF | Hawaii Honu | 19 | 07/29/2044 | Mexico City | MEX | Right | Right | 6' 6" | 190 lbs | - |
| Magallanes, Bobby | CF | Pennsylvania Butterflies | 24 | 12/07/2039 | Acarigua | VEN | Left | Right | 6' 3" | 200 lbs | - |
| Magallanes, Robby | SS | Free Agent | 30 | 05/24/2033 | Mexico City | MEX | Right | Right | 6' 3" | 200 lbs | - |
| Magallon, Bobby | SP | Free Agent | 19 | 01/06/2045 | Puerto Plata | DOM | Right | Right | 6' 4" | 185 lbs | - |
| Magana, Jose | SP | Eureka Hornets | 16 | 07/12/2047 | Santo Domingo | DOM | Left | Right | 6' 9" | 215 lbs | - |
| Magana, Mario | 2B | Cabo San Lucas Toreros | 18 | 06/03/2045 | Higüey | DOM | Right | Right | 6' 1" | 195 lbs | - |
| Magana, Willie | C | Free Agent | 17 | 01/02/2047 | Palma Soriano | CUB | Right | Right | 6' 2" | 185 lbs | - |
| Magee, James | RP | Cabo San Lucas Toreros | 32 | 04/25/2031 | San Carlos | USA | Left | Right | 6' 3" | 190 lbs | $1,558,200 |
| Magen, Brad | LF | Chicago Eclipse | 22 | 03/29/2041 | Sag Harbor | USA | Right | Left | 6' 0" | 180 lbs | $600,000 |
| Magos, Ignazio | CF | Free Agent | 24 | 05/15/2039 | Candelaria | PUR | Left | Left | 6' 3" | 185 lbs | - |
| Maguire, Mike | 2B | West Island Jazz | 27 | 11/09/2036 | Monroe | USA | Left | Right | 6' 2" | 200 lbs | $2,000,000 |
| Maidalchini, Raul | SP | San Francisco Earthquakes | 18 | 07/14/2045 | Barquisimeto | VEN | Right | Right | 6' 2" | 180 lbs | - |
| Makura, Poto | SP | Free Agent | 19 | 12/08/2044 | Vaiaku | TUV | Left | Left | 6' 3" | 190 lbs | - |
| Malave, Carlos | 3B | Walnut Creek Warriors | 19 | 08/02/2044 | Azua | DOM | Right | Right | 6' 3" | 200 lbs | - |
| Malaver, Adrian | SP | Free Agent | 17 | 10/01/2046 | Valle de Juarez | MEX | Switch | Right | 6' 4" | 190 lbs | - |
| Maldonado, Alex | RP | Pennsylvania Butterflies | 19 | 10/14/2044 | Cotuí | DOM | Right | Right | 6' 0" | 170 lbs | - |
| Maldonado, Antonio | SP | Buffalo Bison | 17 | 10/08/2046 | Santiago | DOM | Left | Right | 6' 5" | 195 lbs | - |
| Maldonado, Carlos | C | Cabo San Lucas Toreros | 17 | 12/22/2046 | Holguín | CUB | Right | Right | 6' 0" | 190 lbs | - |
| Maldonado, Carlos | 2B | Cabo San Lucas Toreros | 18 | 08/21/2045 | Bayamón | PUR | Left | Right | 6' 1" | 190 lbs | - |
| Maldonado, Danny | SS | Free Agent | 16 | 02/20/2047 | Salinas | PUR | Right | Right | 6' 2" | 175 lbs | - |
| Maldonado, David | SP | Free Agent | 24 | 11/10/2039 | Los Reyes | MEX | Switch | Right | 6' 1" | 185 lbs | - |
| Maldonado, Edwin | C | Free Agent | 17 | 12/15/2046 | Huimanguillo | MEX | Right | Right | 6' 2" | 195 lbs | - |
| Maldonado, Francisco | CF | Buffalo Bison | 18 | 03/06/2045 | Tlalnepantla | MEX | Right | Right | 6' 4" | 180 lbs | - |
| Maldonado, Gerardo | C | Eureka Hornets | 18 | 12/01/2045 | Arecibo | PUR | Right | Right | 6' 6" | 205 lbs | - |
| Maldonado, Jonathan | CF | Quebec Armada | 16 | 10/15/2047 | Bayamón | PUR | Right | Right | 6' 1" | 175 lbs | - |
| Maldonado, Jose | CF | Walnut Creek Warriors | 16 | 07/25/2047 | Cotuí | DOM | Right | Right | 6' 2" | 180 lbs | - |
| Maldonado, Jose | SP | Bighorn Bison | 19 | 09/23/2044 | Havana | CUB | Right | Right | 6' 0" | 170 lbs | - |
| Maldonado, Jose | SP | Walnut Creek Warriors | 19 | 08/30/2044 | Guaynabo | PUR | Right | Right | 6' 1" | 180 lbs | - |
| Maldonado, Juan | RP | West Island Jazz | 17 | 03/18/2046 | Mexico City | MEX | Right | Right | 6' 1" | 175 lbs | - |
| Maldonado, Manny | C | Maple Marauders | 17 | 01/12/2047 | Trujillo Alto | PUR | Right | Right | 6' 2" | 185 lbs | - |
| Maldonado, Marco | SP | Jacksonville Pilots | 17 | 12/14/2046 | San Juan | PUR | Left | Right | 6' 3" | 185 lbs | - |
| Maldonado, Vicente | SP | Free Agent | 17 | 09/15/2046 | León | MEX | Right | Right | 6' 5" | 195 lbs | - |
| Maloney, Chris | SP | Bloomington Blazers | 20 | 03/19/2043 | St. Petersburg | USA | Left | Left | 6' 4" | 180 lbs | $600,000 |
| Mamrukov, Tosya | RP | Quebec Armada | 17 | 09/10/2046 | Palanga | LTU | Right | Right | 5' 11" | 170 lbs | - |
| Man, Hsin | RF | Havana Stogies | 18 | 02/18/2045 | Chiayi | TPE | Right | Right | 6' 2" | 185 lbs | - |
| Manabe, Hidetaka | RP | Bighorn Bison | 19 | 10/18/2044 | Kashima | JPN | Right | Right | 6' 2" | 180 lbs | - |
| Mance, Cameron | RF | Jacksonville Pilots | 24 | 09/07/2039 | Danville | USA | Left | Left | 6' 0" | 180 lbs | $1,275,000 |
| Mancebo, Luis | 3B | Jacksonville Pilots | 17 | 08/19/2046 | Santiago | DOM | Right | Right | 5' 11" | 170 lbs | - |
| Mancera, Manny | CF | Eureka Hornets | 17 | 05/14/2046 | Matanzas | CUB | Right | Right | 6' 1" | 175 lbs | - |
| Mancha, Jose | RP | Free Agent | 17 | 11/01/2046 | Ciego de Avila | CUB | Left | Left | 6' 1" | 175 lbs | - |
| Mancia, Rey | SP | Free Agent | 17 | 03/26/2046 | Colombia | CUB | Left | Left | 6' 1" | 170 lbs | - |
| Mancilla, Ernesto | RF | Seattle Sasquatch | 17 | 07/10/2046 | Tuxpan | MEX | Left | Left | 6' 6" | 215 lbs | - |
| Mancinas, Jose | SP | Maple Marauders | 17 | 06/02/2046 | Carolina | PUR | Switch | Right | 6' 4" | 195 lbs | - |
| Mandonado, Carlos | CF | Hawaii Honu | 17 | 05/06/2046 | Bayaguana | DOM | Right | Right | 6' 2" | 175 lbs | - |
| Manglarkar Jr., Abalendu | SP | Free Agent | 33 | 10/27/2030 | Omaha | USA | Left | Left | 6' 0" | 205 lbs | - |
| Manriquez, Danny | SP | Free Agent | 19 | 03/17/2044 | Fajardo | PUR | Left | Right | 6' 2" | 175 lbs | - |
| Mansel, Matt | SP | Vancouver Pioneers | 21 | 02/03/2042 | Ottawa | CAN | Right | Right | 6' 3" | 200 lbs | $600,000 |
| Manso, Cortez | SP | Havana Stogies | 18 | 10/11/2045 | Guadalajara | MEX | Left | Right | 6' 0" | 175 lbs | - |
| Mant, Terry | SP | Montreal Mounties | 17 | 06/16/2046 | Perth | AUS | Left | Left | 6' 0" | 170 lbs | - |
| Mantilla, Jose | SP | Havana Stogies | 16 | 04/01/2047 | Bajos de Haina | DOM | Right | Right | 6' 0" | 170 lbs | - |
| Manzanares, Jose | SP | Free Agent | 34 | 05/23/2029 | Havana | CUB | Right | Right | 6' 2" | 205 lbs | - |
| Manzanares, Juan | RP | Kansas City Tornadoes | 27 | 08/01/2036 | San Diego de los Baños | CUB | Right | Right | 6' 4" | 190 lbs | $1,100,000 |
| Manzanares, Tony | SP | El Paso Mavericks | 16 | 08/25/2047 | Santa Cruz del Sur | CUB | Left | Left | 6' 2" | 180 lbs | - |
| Manzano, Ruben | C | West Island Jazz | 19 | 05/07/2044 | Santo Domingo | DOM | Right | Right | 6' 4" | 210 lbs | - |
| Manzo, Alex | CF | El Paso Mavericks | 18 | 11/01/2045 | Mexico City | MEX | Right | Left | 6' 2" | 175 lbs | - |
| Mapula, Jordan | SP | West Island Jazz | 16 | 02/06/2047 | Altamira | DOM | Right | Right | 6' 0" | 170 lbs | - |
| Marasco, Steve | RP | Pennsylvania Butterflies | 23 | 08/18/2040 | North Olmsted | USA | Switch | Right | 6' 2" | 200 lbs | $600,000 |
| Maravillas, Omar | 3B | Free Agent | 25 | 06/24/2038 | Caguas | PUR | Left | Right | 5' 10" | 185 lbs | - |
| Marburger, Eric | C | Free Agent | 28 | 02/13/2035 | Opp | USA | Right | Right | 5' 10" | 205 lbs | - |
| Mares, Chris | 3B | Bighorn Bison | 17 | 11/19/2046 | Barranquilla | COL | Left | Right | 6' 1" | 185 lbs | - |
| Mares, Jesus | 2B | Free Agent | 23 | 11/10/2040 | Santo Domingo | DOM | Right | Right | 6' 0" | 195 lbs | - |
| Mares, Tony | LF | Bighorn Bison | 30 | 08/01/2033 | Havana | CUB | Right | Right | 6' 2" | 195 lbs | $3,015,000 |
| Marin, Juan | C | Jacksonville Pilots | 18 | 05/15/2045 | Aguascalientes | MEX | Right | Right | 6' 1" | 185 lbs | - |
| Marin, Mike | CF | Cabo San Lucas Toreros | 16 | 07/06/2047 | San Cristóbal | DOM | Left | Left | 6' 1" | 175 lbs | - |
| Marin, Pablo | RP | Maple Marauders | 18 | 01/01/2046 | Santiago | DOM | Left | Left | 6' 0" | 170 lbs | - |
| Marin, Pedro | RF | Chicago Eclipse | 19 | 05/03/2044 | Santiago | DOM | Left | Left | 6' 2" | 190 lbs | - |
| Marin, Raul | 1B | Jacksonville Pilots | 19 | 05/18/2044 | Santo Domingo | DOM | Left | Left | 6' 2" | 200 lbs | - |
| Marin, Roberto | CL | Buffalo Bison | 19 | 01/05/2045 | Havana | CUB | Right | Right | 6' 2" | 180 lbs | - |
| Marino, Luis | SS | Walnut Creek Warriors | 17 | 09/16/2046 | Santo Domingo | DOM | Right | Right | 6' 4" | 190 lbs | - |
| Mariscal, Eddie | RF | Milwaukee Millers | 17 | 08/25/2046 | Havana | CUB | Left | Left | 6' 1" | 180 lbs | - |
| Markichev, Shurik | CF | Pennsylvania Butterflies | 17 | 11/27/2046 | Druskininkai | LTU | Right | Left | 6' 2" | 175 lbs | - |
| Marmolejo, Armando | SP | San Francisco Earthquakes | 19 | 02/25/2044 | Guadalajara | MEX | Left | Right | 6' 5" | 185 lbs | - |
| Marmolejo, Danny | SP | Free Agent | 16 | 05/05/2047 | Consuelo | DOM | Right | Right | 6' 2" | 175 lbs | - |
| Marquez, Adrian | SP | Buffalo Bison | 17 | 07/29/2046 | Los Teques | VEN | Left | Left | 6' 4" | 180 lbs | - |
| Marquez, Danny | SP | Eagle Rock Ridge Runners | 16 | 02/01/2047 | Guaynabo | PUR | Right | Right | 6' 3" | 180 lbs | - |
| Marquez, Efrain | SP | Bighorn Bison | 17 | 09/04/2046 | Río Grande | PUR | Left | Left | 6' 1" | 175 lbs | - |
| Marquez, Fernando | SS | Free Agent | 16 | 11/10/2047 | Santo Domingo | DOM | Left | Right | 6' 0" | 165 lbs | - |
| Marquez, Fernando | CF | Bloomington Blazers | 17 | 07/09/2046 | Carolina | PUR | Right | Right | 6' 1" | 165 lbs | - |
| Marquez, Jonathan | SP | Free Agent | 22 | 10/01/2041 | Tecoman | MEX | Left | Left | 6' 2" | 190 lbs | - |
| Marquez, Jose | 2B | El Paso Mavericks | 17 | 11/11/2046 | Río Grande | PUR | Left | Right | 5' 11" | 165 lbs | - |
| Marquez, Jose | RP | Mexico City Luchadores | 25 | 07/16/2038 | San Gabriel Casa Blanca | MEX | Right | Left | 6' 2" | 195 lbs | $1,100,000 |
| Marquez, Juan | SP | Free Agent | 17 | 03/13/2046 | Ixmiquilpan | MEX | Right | Right | 6' 4" | 190 lbs | - |
| Marquez, Juan | 1B | Dallas Texans | 19 | 06/08/2044 | Santo Domingo | DOM | Switch | Left | 6' 3" | 200 lbs | - |
| Marquez, Marco | 2B | Hawaii Honu | 17 | 06/04/2046 | Lazaro Cardenas | MEX | Right | Right | 6' 2" | 175 lbs | - |
| Marquez, Orlando | 1B | Eureka Hornets | 16 | 02/17/2047 | Santo Domingo | DOM | Right | Right | 6' 2" | 185 lbs | - |
| Marquez, Pedro | C | Cabo San Lucas Toreros | 20 | 12/11/2043 | Puerto Peñasco | MEX | Right | Right | 6' 1" | 185 lbs | - |
| Marquez, Ricky | SP | Free Agent | 16 | 08/24/2047 | Puerto Cabello | VEN | Left | Right | 6' 1" | 175 lbs | - |
| Marquez, Ricky | RF | Pennsylvania Butterflies | 18 | 08/16/2045 | San Juan | PUR | Left | Left | 5' 11" | 180 lbs | - |
| Marrero, Alex | LF | Buffalo Bison | 19 | 07/02/2044 | San Juan | PUR | Right | Right | 6' 5" | 200 lbs | - |
| Marrero, Miguel | SP | Bighorn Bison | 16 | 05/11/2047 | Chihuahua | MEX | Right | Right | 6' 2" | 180 lbs | - |
| Marrero, Robby | SS | Free Agent | 17 | 05/21/2046 | Güira de Melena | CUB | Right | Right | 6' 0" | 165 lbs | - |
| Marrero, Tony | C | Montreal Mounties | 18 | 05/08/2045 | Santiago de Cuba | CUB | Right | Right | 6' 0" | 200 lbs | - |
| Marriott, Gerald | SP | Hawaii Honu | 17 | 10/25/2046 | London | ENG | Left | Left | 6' 2" | 180 lbs | - |
| Marroquin, Chris | SP | El Paso Mavericks | 17 | 10/30/2046 | Yaguajay | CUB | Switch | Right | 6' 2" | 180 lbs | - |
| Marroquin, Jorge | SS | Buffalo Bison | 17 | 03/27/2046 | Barquisimeto | VEN | Right | Right | 5' 11" | 170 lbs | - |
| Marrufo, David | SP | Buffalo Bison | 18 | 02/03/2045 | San Juan | PUR | Left | Left | 6' 4" | 180 lbs | - |
| Marshall, Tomoharu | SP | Bighorn Bison | 18 | 02/18/2045 | Neyagawa | JPN | Right | Right | 6' 0" | 170 lbs | - |
| Marshik, Greg | SP | Free Agent | 25 | 02/08/2038 | Queens | USA | Right | Right | 6' 3" | 195 lbs | - |
| Marte, Raul | 3B | Free Agent | 17 | 06/17/2046 | Torreón | MEX | Right | Right | 6' 1" | 185 lbs | - |
| Martell, Luis | C | West Island Jazz | 17 | 05/28/2046 | Bajos de Haina | DOM | Left | Right | 6' 2" | 200 lbs | - |
| Marti, Nick | 1B | San Francisco Earthquakes | 16 | 05/10/2047 | Santiago de Cuba | CUB | Right | Left | 6' 4" | 200 lbs | - |
| Martin, J.N. | 3B | Montreal Mounties | 26 | 05/31/2037 | Martinsburg | USA | Right | Right | 6' 1" | 200 lbs | $28,700,000 |
| Martin, Joel | CF | Free Agent | 23 | 06/17/2040 | Kernersville | USA | Right | Right | 6' 0" | 180 lbs | - |
| Martin, Ryan | SP | Montreal Mounties | 20 | 09/20/2043 | Brooklyn | USA | Right | Left | 6' 4" | 175 lbs | $600,000 |
| Martin, Savion | RP | Free Agent | 26 | 11/24/2037 | Newark | USA | Right | Right | 6' 2" | 205 lbs | - |
| Martin, Tyler | RP | Jacksonville Pilots | 21 | 11/06/2042 | Garden Grove | USA | Left | Left | 6' 1" | 170 lbs | $600,000 |
| Martineau, François | SP | Free Agent | 17 | 05/22/2046 | Victoria | SEY | Switch | Right | 6' 1" | 175 lbs | - |
| Martineau, Sean | RF | Chicago Eclipse | 20 | 07/08/2043 | San Rafael | USA | Left | Left | 6' 8" | 200 lbs | $600,000 |
| Martinez, Alejandro | RF | Maple Marauders | 18 | 02/21/2045 | Havana | CUB | Right | Left | 6' 1" | 185 lbs | - |
| Martinez, Alex | SP | Free Agent | 17 | 09/06/2046 | Mexico City | MEX | Right | Right | 6' 2" | 185 lbs | - |
| Martinez, Alex | RP | Free Agent | 18 | 07/06/2045 | Guadalajara | MEX | Right | Right | 6' 1" | 175 lbs | - |
| Martinez, Alexis | RP | El Paso Mavericks | 16 | 04/30/2047 | San Pedro de Macorís | DOM | Right | Right | 5' 11" | 170 lbs | - |
| Martinez, Alfredo | C | Free Agent | 16 | 07/05/2047 | Santa Clara | CUB | Right | Right | 6' 2" | 195 lbs | - |
| Martinez, Alfredo | 2B | Havana Stogies | 17 | 12/19/2046 | Coamo | PUR | Right | Right | 6' 0" | 170 lbs | - |
| Martinez, Alfredo | SS | Mexico City Luchadores | 17 | 11/26/2046 | Campechuela | CUB | Right | Right | 6' 2" | 180 lbs | - |
| Martinez, Angelo | SP | Quebec Armada | 19 | 05/30/2044 | Santo Domingo | DOM | Right | Right | 6' 3" | 190 lbs | - |
| Martinez, Antonio | SP | West Island Jazz | 16 | 05/23/2047 | Camagüey | CUB | Right | Right | 5' 10" | 160 lbs | - |
| Martinez, Carlos | RP | Buffalo Bison | 19 | 07/10/2044 | Puerto Plata | DOM | Right | Right | 6' 2" | 180 lbs | - |
| Martinez, Daniel | SP | Chicago Eclipse | 19 | 12/09/2044 | Taxco | MEX | Left | Left | 6' 6" | 200 lbs | - |
| Martinez, Danny | SP | Walnut Creek Warriors | 16 | 11/10/2047 | Havana | CUB | Left | Left | 6' 0" | 170 lbs | - |
| Martinez, Danny | 2B | Eureka Hornets | 19 | 12/28/2044 | Bayamón | PUR | Right | Right | 6' 1" | 190 lbs | - |
| Martinez, Dave | CL | Free Agent | 16 | 03/01/2047 | Aguada | PUR | Left | Left | 6' 2" | 180 lbs | - |
| Martinez, Diego | SS | Jacksonville Pilots | 19 | 07/22/2044 | Neyba | DOM | Switch | Right | 6' 3" | 175 lbs | - |
| Martinez, Ed | SP | Milwaukee Millers | 17 | 03/27/2046 | Santo Domingo | DOM | Right | Right | 6' 3" | 180 lbs | - |
| Martinez, Ernesto | SP | Mexico City Luchadores | 17 | 12/29/2046 | Tapachula | MEX | Left | Left | 6' 0" | 170 lbs | - |
| Martinez, Federico | RP | Bloomington Blazers | 19 | 08/15/2044 | Bayamón | PUR | Left | Left | 6' 5" | 200 lbs | - |
| Martinez, Fidel | RF | Quebec Armada | 25 | 02/18/2038 | Matayaya | DOM | Left | Left | 6' 5" | 205 lbs | $3,200,000 |
| Martinez, Franklin | CF | Mexico City Luchadores | 18 | 03/16/2045 | La Vega | DOM | Right | Right | 5' 11" | 175 lbs | - |
| Martinez, Hector | RP | Vancouver Pioneers | 19 | 12/02/2044 | Havana | CUB | Left | Right | 6' 4" | 190 lbs | - |
| Martinez, Ivan | SP | Bighorn Bison | 16 | 06/24/2047 | Garza García | MEX | Left | Left | 5' 11" | 165 lbs | - |
| Martinez, Izzy | CF | Maple Marauders | 18 | 04/23/2045 | Condado | CUB | Right | Left | 6' 3" | 195 lbs | - |
| Martinez, Javier | SP | Montreal Mounties | 16 | 04/11/2047 | Puebla | MEX | Right | Right | 6' 2" | 180 lbs | - |
| Martinez, Javy | SP | Vancouver Pioneers | 16 | 02/20/2047 | Santo Domingo | DOM | Right | Right | 6' 5" | 195 lbs | - |
| Martinez, Jesus | SP | Cabo San Lucas Toreros | 16 | 03/14/2047 | Mérida | MEX | Right | Right | 6' 1" | 170 lbs | - |
| Martinez, Jose | SP | Buffalo Bison | 19 | 05/03/2044 | Santo Domingo | DOM | Right | Right | 6' 5" | 190 lbs | - |
| Martinez, Juan | SP | Quebec Armada | 17 | 12/20/2046 | Santo Domingo | DOM | Right | Right | 6' 2" | 180 lbs | - |
| Martinez, Juan | C | Mexico City Luchadores | 16 | 01/25/2047 | Bayamón | PUR | Right | Right | 6' 1" | 180 lbs | - |
| Martinez, Leo | SP | West Island Jazz | 19 | 01/01/2045 | Maracaibo | VEN | Right | Right | 6' 6" | 200 lbs | - |
| Martinez, Luis | C | Free Agent | 16 | 09/24/2047 | Havana | CUB | Switch | Right | 6' 1" | 190 lbs | - |
| Martinez, Manny | SS | Free Agent | 21 | 08/12/2042 | Bahía Honda | CUB | Right | Right | 6' 2" | 190 lbs | - |
| Martinez, Manuel | SP | Seattle Sasquatch | 18 | 01/10/2046 | Cayey | PUR | Left | Right | 6' 2" | 180 lbs | - |
| Martinez, Mel | SP | San Francisco Earthquakes | 17 | 06/28/2046 | San Juan de la Maguana | DOM | Right | Right | 6' 3" | 185 lbs | - |
| Martinez, Oscar | RP | Eagle Rock Ridge Runners | 16 | 09/29/2047 | Tenosique | MEX | Left | Right | 6' 0" | 175 lbs | - |
| Martinez, Pedro | SP | Jacksonville Pilots | 20 | 12/19/2043 | Ecatepec | MEX | Right | Left | 6' 7" | 195 lbs | - |
| Martinez, Rafael | SS | Buffalo Bison | 19 | 06/14/2044 | San Juan | PUR | Right | Right | 6' 1" | 170 lbs | - |
| Martinez, Raul | SP | Free Agent | 22 | 07/02/2041 | Canóvanas | PUR | Switch | Right | 6' 5" | 200 lbs | - |
| Martinez, Rick | 1B | San Francisco Earthquakes | 17 | 10/31/2046 | Havana | CUB | Left | Left | 6' 3" | 200 lbs | - |
| Martinez, Ricky | SP | Montreal Mounties | 18 | 10/07/2045 | Vega Alta | PUR | Switch | Right | 6' 0" | 170 lbs | - |
| Martinez, Ricky | SP | Mexico City Luchadores | 17 | 02/08/2046 | Carolina | PUR | Left | Left | 6' 5" | 185 lbs | - |
| Martinez, Ricky | 3B | Bloomington Blazers | 19 | 05/17/2044 | Cienfuegos | CUB | Right | Right | 6' 4" | 200 lbs | - |
| Martinez, Ricky | CF | Free Agent | 21 | 03/09/2042 | Guaynabo | PUR | Left | Left | 6' 4" | 195 lbs | - |
| Martinez, Roberto | SS | Bloomington Blazers | 17 | 08/17/2046 | Cardenas | CUB | Right | Right | 5' 11" | 170 lbs | - |
| Martinez, Roberto | RP | Free Agent | 18 | 12/17/2045 | Pinar del Rio | CUB | Switch | Right | 6' 5" | 195 lbs | - |
| Martinez, Rodolfo | SS | Free Agent | 16 | 04/14/2047 | Mao | DOM | Right | Right | 6' 1" | 175 lbs | - |
| Martinez, Rodrigo | SP | Free Agent | 16 | 08/26/2047 | Palma Soriano | CUB | Switch | Right | 6' 0" | 170 lbs | - |
| Martinez, Rogelio | SP | San Francisco Earthquakes | 16 | 07/27/2047 | Ponce | PUR | Switch | Right | 6' 0" | 170 lbs | - |
| Martinez, Sergio | LF | El Paso Mavericks | 17 | 05/13/2046 | Valente Díaz | MEX | Right | Right | 6' 3" | 185 lbs | - |
| Martinez, Sergio | RP | Chicago Eclipse | 20 | 11/22/2043 | Vega Alta | PUR | Left | Left | 6' 2" | 180 lbs | - |
| Martinez, Tomas | C | Maple Marauders | 19 | 06/20/2044 | Sabana Larga | DOM | Right | Right | 6' 0" | 185 lbs | - |
| Martinez, Tony | SP | San Francisco Earthquakes | 16 | 04/08/2047 | Bayamón | PUR | Right | Right | 6' 0" | 175 lbs | - |
| Martinez, Tony | SP | West Island Jazz | 17 | 12/04/2046 | Trujillo Alto | PUR | Left | Left | 6' 2" | 180 lbs | - |
| Martinez, Tony | SP | Seattle Sasquatch | 16 | 02/22/2047 | San Juan | PUR | Right | Right | 6' 0" | 170 lbs | - |
| Martinez, Tony | SS | Free Agent | 19 | 08/24/2044 | Mayagüez | PUR | Right | Right | 6' 4" | 200 lbs | - |
| Martinez, Vicente | C | Free Agent | 18 | 08/29/2045 | San Juan | PUR | Right | Right | 6' 2" | 200 lbs | - |
| Martinez, Victor | SP | Vancouver Pioneers | 16 | 04/28/2047 | San Juan | PUR | Right | Right | 6' 4" | 195 lbs | - |
| Martinez, Victor | SP | Free Agent | 18 | 12/02/2045 | Caracas | VEN | Right | Right | 6' 4" | 190 lbs | - |
| Martinez, Victor | CF | Maple Marauders | 18 | 06/02/2045 | Chietla | MEX | Left | Right | 6' 2" | 190 lbs | - |
| Martinez, Victor | SP | Pennsylvania Butterflies | 19 | 11/13/2044 | Mariel | CUB | Left | Left | 6' 1" | 175 lbs | - |
| Martinezcruz, Juan | SP | Free Agent | 18 | 04/20/2045 | Barquisimeto | VEN | Right | Left | 6' 4" | 190 lbs | - |
| Mascorro, Ricardo | LF | Free Agent | 17 | 12/15/2046 | San Juan | PUR | Right | Right | 6' 4" | 210 lbs | - |
| Masiel, Alex | 1B | Bighorn Bison | 16 | 02/20/2047 | San Juan | PUR | Right | Right | 6' 6" | 205 lbs | - |
| Masiero, Hideyuki | 2B | Chicago Eclipse | 16 | 09/15/2047 | Oyabe | JPN | Right | Right | 6' 1" | 180 lbs | - |
| Mason, Eric | RP | Free Agent | 25 | 09/14/2038 | Montclair | USA | Left | Right | 6' 3" | 200 lbs | - |
| Massaro, Paul | RP | Seattle Sasquatch | 18 | 05/14/2045 | Queens | USA | Left | Right | 6' 2" | 175 lbs | $600,000 |
| Masse, Neal | RF | Free Agent | 22 | 09/12/2041 | Mequon | USA | Left | Left | 6' 3" | 195 lbs | - |
| Massingill, Jared | LF | Free Agent | 23 | 06/27/2040 | Mandan | USA | Left | Right | 6' 2" | 200 lbs | - |
| Masuda, Katsutoyo | SP | Jacksonville Pilots | 17 | 11/11/2046 | Hachinohe | JPN | Right | Right | 6' 2" | 185 lbs | - |
| Mata, Alex | RP | Cabo San Lucas Toreros | 30 | 06/06/2033 | Las Marías | PUR | Right | Right | 6' 1" | 195 lbs | $850,000 |
| Mata, Edgardo | 2B | Walnut Creek Warriors | 17 | 02/09/2046 | Bayamo | CUB | Switch | Right | 5' 11" | 165 lbs | - |
| Mata, Mike | 3B | Dallas Texans | 19 | 09/10/2044 | San Pedro de Macorís | DOM | Switch | Right | 6' 1" | 185 lbs | - |
| Mata, Pedro | LF | Eagle Rock Ridge Runners | 18 | 10/17/2045 | Bayamón | PUR | Left | Left | 6' 0" | 190 lbs | - |
| Mateo, Bobby | LF | Free Agent | 16 | 04/26/2047 | Santa Marta | COL | Right | Right | 6' 4" | 195 lbs | - |
| Mateus, Alex | SP | Free Agent | 27 | 04/13/2036 | Enchisi | MEX | Right | Right | 6' 6" | 220 lbs | - |
| Matherne, Paul | C | Pennsylvania Butterflies | 26 | 11/07/2037 | Rock Island | USA | Right | Right | 6' 0" | 200 lbs | $600,000 |
| Matos, Javy | CF | Quebec Armada | 17 | 01/26/2046 | Candelaria | PUR | Left | Right | 6' 2" | 180 lbs | - |
| Matos, Nick | 2B | Havana Stogies | 17 | 07/18/2046 | Fajardo | PUR | Right | Right | 5' 10" | 165 lbs | - |
| Matos, Ramon | CF | Jacksonville Pilots | 16 | 04/10/2047 | Caguas | PUR | Left | Left | 6' 0" | 175 lbs | - |
| Matsuda, Hiroki | SP | Walnut Creek Warriors | 16 | 06/04/2047 | Tokyo | JPN | Right | Right | 6' 2" | 180 lbs | - |
| Matsumoto, Akimitsu | SP | Vancouver Pioneers | 17 | 03/27/2046 | Ishigaki | JPN | Left | Right | 6' 3" | 185 lbs | - |
| Matsumoto, Michio | 3B | Free Agent | 31 | 10/09/2032 | Sapporo | JPN | Right | Right | 6' 2" | 200 lbs | - |
| Matsumoto, Nakazo | SP | Cabo San Lucas Toreros | 19 | 10/15/2044 | Niitsu | JPN | Right | Right | 6' 4" | 195 lbs | - |
| Matsumoto, Shintaro | RP | Free Agent | 19 | 06/14/2044 | Maebaru | JPN | Left | Right | 6' 2" | 175 lbs | - |
| Matsumoto, Takuzo | 2B | Cabo San Lucas Toreros | 19 | 02/19/2044 | Saijo | JPN | Right | Right | 6' 1" | 180 lbs | - |
| Matsumoto, Tessai | SP | El Paso Mavericks | 17 | 11/28/2046 | Inuyama | JPN | Left | Left | 6' 2" | 175 lbs | - |
| Matsumoto, Tsugunosuke | 3B | West Island Jazz | 16 | 03/25/2047 | Nagoya | JPN | Right | Right | 6' 2" | 180 lbs | - |
| Matsuo, Yoshimichi | 2B | Jacksonville Pilots | 16 | 07/28/2047 | Yokohama | JPN | Right | Right | 6' 5" | 195 lbs | - |
| Matsuoka, Taji | SP | Free Agent | 16 | 06/07/2047 | Hamamatsu | JPN | Right | Right | 6' 0" | 170 lbs | - |
| Matsushima, Junshi | RF | Chicago Eclipse | 19 | 09/07/2044 | Mihara | JPN | Left | Left | 6' 6" | 210 lbs | - |
| Matsushima, Nobuaki | SP | Free Agent | 18 | 09/05/2045 | Hiroshima | JPN | Right | Right | 6' 2" | 180 lbs | - |
| Matsushita, Okyoito | SP | West Island Jazz | 16 | 04/01/2047 | Takatsuki | JPN | Right | Right | 6' 1" | 175 lbs | - |
| Matsushita, Tsugunao | 3B | Pennsylvania Butterflies | 17 | 12/09/2046 | Tsukuba | JPN | Right | Right | 6' 2" | 185 lbs | - |
| Matta, Alex | SP | Free Agent | 18 | 02/13/2045 | Santo Domingo | DOM | Right | Right | 6' 1" | 180 lbs | - |
| Matter, Brian | C | Free Agent | 31 | 05/21/2032 | Big Lake | USA | Switch | Right | 6' 0" | 200 lbs | - |
| Matthews, Brian | 2B | Free Agent | 28 | 08/23/2035 | Sanford | USA | Switch | Right | 6' 2" | 200 lbs | - |
| Matthews, Erik | SP | Kansas City Tornadoes | 18 | 06/18/2045 | Shijiazhuang | CHN | Right | Right | 6' 3" | 180 lbs | - |
| Matul, Ivan | LF | Seattle Sasquatch | 18 | 01/27/2045 | Santiago | DOM | Left | Left | 6' 4" | 205 lbs | - |
| Mauritti, Rafael | RP | Free Agent | 19 | 01/08/2045 | Guatire | VEN | Right | Right | 6' 4" | 185 lbs | - |
| Maxfield, Matt | RP | Vancouver Pioneers | 21 | 11/23/2042 | Hutchinson | USA | Left | Right | 6' 0" | 175 lbs | $600,000 |
| Maxwell, Jaden | SS | Free Agent | 23 | 02/18/2040 | Greenbelt | USA | Left | Right | 6' 4" | 190 lbs | - |
| Maya, Carlos | RF | Walnut Creek Warriors | 16 | 08/29/2047 | Havana | CUB | Left | Left | 6' 2" | 185 lbs | - |
| Mazariegos, Anton | SP | Free Agent | 23 | 12/27/2040 | Valencia | VEN | Left | Left | 6' 4" | 200 lbs | - |
| Mazariegos, Antonio | SP | Bighorn Bison | 19 | 07/03/2044 | Ponce | PUR | Switch | Right | 6' 7" | 200 lbs | - |
| Mazas, Gustavo | CF | Buffalo Bison | 17 | 10/30/2046 | San Juan | PUR | Right | Right | 5' 11" | 160 lbs | - |
| Mazzioti, Sandoval | SP | Maple Marauders | 18 | 03/08/2045 | Coro | VEN | Right | Right | 6' 0" | 175 lbs | - |
| Mbareck, Ayuba | SP | San Francisco Earthquakes | 19 | 11/21/2044 | Casablanca | MAR | Right | Right | 6' 0" | 175 lbs | - |
| McArdle, Kevin | 1B | Walnut Creek Warriors | 19 | 05/20/2044 | Loughman | USA | Switch | Right | 6' 6" | 180 lbs | $600,000 |
| McCaffery, Dan | LF | Free Agent | 28 | 07/14/2035 | South Sioux City | USA | Right | Right | 6' 2" | 200 lbs | - |
| McCaleb, Justin | 1B | Free Agent | 26 | 06/08/2037 | Bentonville | USA | Switch | Right | 6' 2" | 205 lbs | - |
| McCann, Joe | SS | Free Agent | 17 | 12/31/2046 | Miyakonojo | JPN | Right | Right | 6' 0" | 170 lbs | - |
| McCarthy, Joey | 2B | San Francisco Earthquakes | 23 | 05/15/2040 | Westmont | USA | Right | Right | 5' 11" | 180 lbs | $600,000 |
| McCasland, Shinya | SP | Mexico City Luchadores | 17 | 11/18/2046 | Himeji | JPN | Left | Left | 5' 11" | 170 lbs | - |
| McClaughry, Pat | CF | Free Agent | 19 | 09/20/2044 | Ragama | SRI | Right | Right | 6' 1" | 175 lbs | - |
| McCloud, Jon | SP | Free Agent | 27 | 01/04/2037 | South El Monte | USA | Right | Right | 6' 0" | 195 lbs | - |
| McCloud, Josh | SP | Bloomington Blazers | 27 | 04/21/2036 | Washington | USA | Right | Right | 6' 1" | 195 lbs | - |
| McDaniel, Pat | 3B | Montreal Mounties | 19 | 09/20/2044 | North Charleston | USA | Left | Right | 6' 4" | 195 lbs | $600,000 |
| McDaniel, Rick | 1B | Free Agent | 25 | 08/05/2038 | Medford | USA | Right | Right | 6' 5" | 205 lbs | - |
| McDonald, Jaden | SP | Free Agent | 19 | 06/15/2044 | Borne | NED | Right | Right | 5' 10" | 160 lbs | - |
| McDonald, Roland | 3B | Havana Stogies | 27 | 09/17/2036 | Topeka | USA | Right | Right | 6' 4" | 215 lbs | $600,000 |
| McDonnell, Ben | 2B | Buffalo Bison | 18 | 10/10/2045 | Port Louis | MRI | Right | Right | 6' 1" | 175 lbs | - |
| McEvoy, Chris | SP | Jacksonville Pilots | 24 | 04/17/2039 | Peachtree City | USA | Left | Left | 6' 0" | 195 lbs | $1,725,000 |
| McGillis, Rowan | RF | Free Agent | 29 | 10/23/2034 | Dunblane | CAN | Right | Left | 6' 1" | 200 lbs | - |
| McGraw, Jaden | CF | Free Agent | 23 | 11/21/2040 | Houston | USA | Left | Left | 6' 1" | 195 lbs | - |
| McKnight, Erik | CL | Bloomington Blazers | 25 | 11/17/2038 | Central Manchester | USA | Switch | Right | 6' 2" | 190 lbs | $3,200,000 |
| McKnight, Joe | SP | Chicago Eclipse | 31 | 03/11/2032 | Stony Point | USA | Right | Right | 6' 4" | 205 lbs | $12,500,000 |
| McLearn, Trevor | RF | Seattle Sasquatch | 25 | 06/26/2038 | Saskatoon | CAN | Switch | Left | 6' 3" | 200 lbs | $600,000 |
| McMenamin, Jonathan | SP | Dallas Texans | 23 | 11/26/2040 | Gainesville | USA | Switch | Right | 6' 0" | 185 lbs | $600,000 |
| McNeil, Charles | CF | Seattle Sasquatch | 25 | 09/22/2038 | Soweto | RSA | Right | Right | 5' 11" | 185 lbs | $600,000 |
| McNeil, Elijah | 2B | Walnut Creek Warriors | 19 | 05/06/2044 | Redford Township | USA | Right | Right | 6' 5" | 190 lbs | $600,000 |
| McNeill, Joe | RP | West Island Jazz | 25 | 03/31/2038 | Cheektowaga | USA | Right | Right | 6' 0" | 190 lbs | $600,000 |
| McPhail, David | SP | Quebec Armada | 23 | 03/24/2040 | Albemarle | USA | Right | Right | 6' 2" | 190 lbs | $600,000 |
| Mealer, Adam | 2B | West Island Jazz | 32 | 08/18/2031 | Chicago | USA | Right | Right | 5' 10" | 190 lbs | - |
| Meave, Tony | SP | Jacksonville Pilots | 16 | 12/21/2047 | Matehuala | MEX | Right | Right | 5' 11" | 165 lbs | - |
| Medal, Mario | SP | Quebec Armada | 17 | 12/13/2046 | San Sebastian | PUR | Left | Left | 6' 0" | 175 lbs | - |
| Medellin, Carlos | SP | Vancouver Pioneers | 17 | 09/14/2046 | Villa Altagracia | DOM | Right | Right | 6' 1" | 180 lbs | - |
| Mederos, Gabriel | SP | Pennsylvania Butterflies | 17 | 09/26/2046 | Holguín | CUB | Right | Right | 6' 1" | 180 lbs | - |
| Mederos, Willie | SP | Free Agent | 25 | 08/04/2038 | San Juan | PUR | Right | Right | 5' 10" | 180 lbs | - |
| Medhat, Adirizak | SS | Bloomington Blazers | 17 | 01/18/2046 | Masuku | GAB | Left | Right | 6' 0" | 160 lbs | - |
| Medina, Alejandro | SP | Chicago Eclipse | 17 | 01/28/2046 | Santo Domingo | DOM | Left | Left | 5' 11" | 165 lbs | - |
| Medina, Alex | SP | Eureka Hornets | 17 | 02/17/2046 | San Juan | PUR | Right | Right | 6' 4" | 185 lbs | - |
| Medina, Alex | C | Mexico City Luchadores | 18 | 02/09/2045 | Santiago | DOM | Right | Right | 6' 6" | 205 lbs | - |
| Medina, Antonio | CF | El Paso Mavericks | 17 | 04/18/2046 | Juarez | MEX | Left | Left | 6' 4" | 185 lbs | - |
| Medina, Carlos | 3B | Bloomington Blazers | 17 | 01/09/2047 | Samana | DOM | Right | Right | 6' 2" | 180 lbs | - |
| Medina, Chris | SP | Walnut Creek Warriors | 18 | 11/30/2045 | Petare | VEN | Right | Right | 6' 2" | 180 lbs | - |
| Medina, Danny | 3B | San Francisco Earthquakes | 19 | 08/19/2044 | Toluca | MEX | Right | Right | 6' 1" | 190 lbs | - |
| Medina, David | 3B | Free Agent | 26 | 11/14/2037 | Havana | CUB | Right | Right | 6' 1" | 190 lbs | - |
| Medina, Diego | SS | Eureka Hornets | 19 | 07/14/2044 | Acapulco | MEX | Left | Right | 6' 4" | 200 lbs | - |
| Medina, Frank | SP | Bighorn Bison | 19 | 01/12/2045 | Pinar del Rio | CUB | Right | Left | 6' 0" | 170 lbs | - |
| Medina, Franklin | SP | Buffalo Bison | 19 | 08/14/2044 | San Juan | PUR | Right | Right | 6' 1" | 175 lbs | - |
| Medina, Hector | SP | Maple Marauders | 17 | 10/17/2046 | Santo Domingo | DOM | Switch | Right | 6' 2" | 185 lbs | - |
| Medina, Jordan | 3B | Free Agent | 18 | 05/01/2045 | Mexico City | MEX | Left | Right | 6' 1" | 190 lbs | - |
| Medina, Ruben | SP | Hawaii Honu | 17 | 09/30/2046 | Santo Domingo | DOM | Left | Right | 6' 2" | 185 lbs | - |
| Medina, Sandy | 1B | Dallas Texans | 17 | 02/09/2046 | San Cristóbal | DOM | Left | Left | 6' 8" | 220 lbs | - |
| Medina, Vinny | RP | Free Agent | 16 | 01/23/2047 | Santo Domingo | DOM | Right | Right | 6' 2" | 180 lbs | - |
| Medina, Willis | 1B | Pennsylvania Butterflies | 18 | 06/22/2045 | Santiago de Cuba | CUB | Right | Right | 6' 3" | 205 lbs | - |
| Medrano, Carlos | CF | San Francisco Earthquakes | 16 | 11/23/2047 | Posadas | ARG | Right | Right | 6' 3" | 180 lbs | - |
| Medrano, Danny | RP | Free Agent | 17 | 01/22/2046 | Carolina | PUR | Left | Right | 6' 0" | 165 lbs | - |
| Medrano, Ernesto | SP | Vancouver Pioneers | 17 | 04/04/2046 | Holguín | CUB | Right | Right | 6' 3" | 190 lbs | - |
| Medrano, Jose | SP | Hawaii Honu | 21 | 06/23/2042 | Havana | CUB | Right | Right | 6' 4" | 190 lbs | $600,000 |
| Medrano, Juan | RP | Free Agent | 16 | 06/22/2047 | Moa | CUB | Left | Left | 5' 9" | 155 lbs | - |
| Medrano, Luis | SP | Bloomington Blazers | 17 | 11/14/2046 | Ponce | PUR | Right | Right | 6' 2" | 185 lbs | - |
| Medrano, Raul | RP | Free Agent | 17 | 07/24/2046 | Aguadilla | PUR | Switch | Right | 6' 0" | 170 lbs | - |
| Mejia, Alberto | 1B | Vancouver Pioneers | 18 | 11/15/2045 | Monclova | MEX | Right | Right | 6' 5" | 230 lbs | - |
| Mejia, Alejandro | SP | Cabo San Lucas Toreros | 17 | 08/15/2046 | Havana | CUB | Right | Right | 6' 1" | 175 lbs | - |
| Mejia, Dave | SP | Free Agent | 20 | 12/08/2043 | Santo Domingo | DOM | Left | Left | 6' 5" | 190 lbs | - |
| Mejia, Elias | SP | Seattle Sasquatch | 17 | 01/07/2047 | Bajos de Haina | DOM | Right | Right | 6' 0" | 170 lbs | - |
| Mejia, Hector | RF | Hawaii Honu | 18 | 06/09/2045 | Veracruz | MEX | Left | Left | 6' 2" | 195 lbs | - |
| Mejia, Ismael | CF | Cabo San Lucas Toreros | 18 | 06/08/2045 | Guadalajara | MEX | Left | Left | 6' 1" | 170 lbs | - |
| Mejia, Luis | 2B | Hawaii Honu | 17 | 11/04/2046 | Holguín | CUB | Switch | Right | 6' 3" | 185 lbs | - |
| Mejia, Roberto | SP | Pennsylvania Butterflies | 17 | 01/24/2046 | Villa de Alvarez | MEX | Left | Left | 6' 3" | 190 lbs | - |
| Mejia, Sergio | SP | Buffalo Bison | 18 | 03/17/2045 | Santo Domingo | DOM | Right | Right | 6' 6" | 200 lbs | - |
| Mejia, Tony | 2B | Hawaii Honu | 16 | 03/31/2047 | Etzatlan | MEX | Right | Right | 6' 0" | 175 lbs | - |
| Mejia, Victor | CF | El Paso Mavericks | 18 | 07/18/2045 | Catemaco | MEX | Right | Right | 6' 2" | 185 lbs | - |
| Mejias, Bobby | SP | Montreal Mounties | 17 | 05/17/2046 | San Juan | PUR | Right | Right | 6' 6" | 200 lbs | - |
| Melchor, Alex | CF | San Francisco Earthquakes | 20 | 11/14/2043 | Veracruz | MEX | Right | Right | 6' 1" | 185 lbs | - |
| Melchor, Ramon | C | Mexico City Luchadores | 18 | 06/15/2045 | Cienfuegos | CUB | Right | Right | 6' 4" | 210 lbs | - |
| Melendez, Alonzo | SP | Eureka Hornets | 19 | 10/21/2044 | Santiago de Cuba | CUB | Switch | Right | 6' 9" | 200 lbs | - |
| Melendez, Franklin | RP | Mexico City Luchadores | 17 | 12/17/2046 | Moa | CUB | Left | Right | 6' 1" | 175 lbs | - |
| Melendez, Jose | RP | Free Agent | 17 | 01/06/2047 | Santo Domingo | DOM | Right | Right | 6' 0" | 170 lbs | - |
| Melendez, Jose | SP | Free Agent | 18 | 06/25/2045 | San Francisco de Macorís | DOM | Right | Right | 6' 2" | 175 lbs | - |
| Melendez, Mario | SP | Free Agent | 16 | 03/12/2047 | Allende | MEX | Right | Right | 6' 1" | 180 lbs | - |
| Melendez, Tony | LF | Dallas Texans | 18 | 06/21/2045 | Santo Domingo | DOM | Right | Right | 6' 0" | 180 lbs | - |
| Melendez, Victor | 1B | Free Agent | 17 | 02/22/2046 | San Juan | PUR | Right | Right | 6' 6" | 220 lbs | - |
| Melendrez, Gerardo | 2B | Jacksonville Pilots | 16 | 04/12/2047 | San Francisco de Macorís | DOM | Right | Right | 6' 2" | 180 lbs | - |
| Melero, Mario | SP | Vancouver Pioneers | 18 | 12/27/2045 | Havana | CUB | Right | Right | 6' 6" | 200 lbs | - |
| Melsha, Dennis | 2B | Free Agent | 27 | 09/21/2036 | Torrington | USA | Right | Right | 6' 0" | 195 lbs | - |
| Melton, Rich | C | Free Agent | 17 | 08/01/2046 | Jining | CHN | Right | Right | 6' 3" | 205 lbs | - |
| Melzer, Tim | RF | Cabo San Lucas Toreros | 18 | 06/16/2045 | New Washington | PHI | Left | Left | 6' 5" | 225 lbs | - |
| Mena, Frank | RF | Eureka Hornets | 17 | 09/19/2046 | San José de las Matas | DOM | Right | Left | 6' 0" | 170 lbs | - |
| Mena, Gabe | SP | Quebec Armada | 17 | 10/26/2046 | Licey al Medio | DOM | Switch | Right | 6' 3" | 185 lbs | - |
| Menagem, Aguostinho | SP | San Francisco Earthquakes | 16 | 01/19/2047 | Valencia | VEN | Right | Right | 6' 0" | 175 lbs | - |
| Menchaca, Abraham | SP | Quebec Armada | 18 | 10/25/2045 | Maracaibo | VEN | Right | Right | 6' 6" | 195 lbs | - |
| Mendes, Alex | 3B | Free Agent | 16 | 09/04/2047 | Caracas | VEN | Right | Right | 6' 0" | 175 lbs | - |
| Mendes, Tony | SP | San Francisco Earthquakes | 19 | 03/24/2044 | Yauco | PUR | Right | Right | 6' 4" | 200 lbs | - |
| Mendez, Alex | 2B | Walnut Creek Warriors | 17 | 07/01/2046 | Barinitas | VEN | Right | Right | 6' 4" | 190 lbs | - |
| Mendez, Bernardo | SS | Free Agent | 21 | 03/03/2042 | Ciudad Bolívar | VEN | Right | Right | 6' 2" | 185 lbs | - |
| Mendez, David | SP | Free Agent | 18 | 05/24/2045 | Ciego de Avila | CUB | Right | Right | 5' 11" | 160 lbs | - |
| Mendez, Fernando | RP | Free Agent | 16 | 02/13/2047 | Havana | CUB | Right | Right | 6' 4" | 195 lbs | - |
| Mendez, Gus | 1B | Free Agent | 17 | 03/24/2046 | Jesús María | MEX | Right | Right | 6' 6" | 250 lbs | - |
| Mendez, Ismael | SP | Quebec Armada | 19 | 09/03/2044 | Havana | CUB | Left | Left | 6' 0" | 175 lbs | - |
| Mendez, Javier | SP | Seattle Sasquatch | 17 | 12/01/2046 | Cabimas | VEN | Right | Right | 6' 1" | 180 lbs | - |
| Mendez, Jesus | SP | Free Agent | 17 | 02/13/2046 | Buenavista | MEX | Right | Right | 6' 2" | 175 lbs | - |
| Mendez, Jonathan | SP | Bloomington Blazers | 16 | 09/17/2047 | Guanajay | CUB | Switch | Right | 6' 0" | 170 lbs | - |
| Mendez, Jonathan | CF | Buffalo Bison | 16 | 06/25/2047 | Santo Domingo | DOM | Left | Left | 6' 2" | 180 lbs | - |
| Mendez, Jorge | 2B | Free Agent | 17 | 08/16/2046 | Puebla | MEX | Right | Right | 6' 0" | 170 lbs | - |
| Mendez, Jorge | SP | Cabo San Lucas Toreros | 19 | 02/28/2044 | Guaymate | DOM | Left | Left | 6' 3" | 185 lbs | - |
| Mendez, Oscar | C | Seattle Sasquatch | 17 | 05/06/2046 | Florida | PUR | Right | Right | 6' 0" | 175 lbs | - |
| Mendez, Ruben | C | Free Agent | 16 | 08/18/2047 | Mexico City | MEX | Right | Right | 6' 0" | 175 lbs | - |
| Mendez, Ruben | SP | Cabo San Lucas Toreros | 19 | 02/13/2044 | Humacao | PUR | Right | Right | 6' 8" | 200 lbs | - |
| Mendez, Sergio | C | Free Agent | 18 | 04/07/2045 | Mexico City | MEX | Right | Right | 6' 0" | 200 lbs | - |
| Mendez, Vinny | 3B | Maple Marauders | 18 | 12/16/2045 | Barahona | DOM | Right | Right | 6' 2" | 200 lbs | - |
| Mendieta, Armando | SP | Walnut Creek Warriors | 19 | 06/08/2044 | Santo Domingo | DOM | Right | Right | 6' 9" | 205 lbs | - |
| Mendieta, R.J. | 3B | Free Agent | 18 | 04/25/2045 | Caracas | VEN | Right | Right | 6' 4" | 190 lbs | - |
| Mendieta, Sergio | CF | Free Agent | 21 | 07/23/2042 | San Juan | PUR | Right | Right | 6' 1" | 195 lbs | - |
| Mendiola, Danny | 3B | Cabo San Lucas Toreros | 17 | 12/07/2046 | San Juan | PUR | Right | Right | 6' 1" | 190 lbs | - |
| Mendiola, David | RF | Havana Stogies | 16 | 06/08/2047 | San Pedro de Macorís | DOM | Switch | Left | 5' 10" | 160 lbs | - |
| Mendizabal, Oscar | 3B | Maple Marauders | 17 | 12/06/2046 | Bayamón | PUR | Right | Right | 6' 2" | 185 lbs | - |
| Mendosa, Benito | SS | Free Agent | 26 | 03/01/2037 | La Cañada | MEX | Right | Right | 6' 4" | 200 lbs | - |
| Mendoza, Alejandro | 2B | Free Agent | 25 | 09/07/2038 | Higüey | DOM | Right | Right | 5' 11" | 175 lbs | - |
| Mendoza, Alex | LF | Free Agent | 18 | 09/27/2045 | Mexico City | MEX | Switch | Right | 6' 6" | 205 lbs | - |
| Mendoza, Alex | SP | Free Agent | 19 | 02/03/2044 | Nogales | MEX | Left | Right | 6' 1" | 175 lbs | - |
| Mendoza, Cesar | SP | Free Agent | 17 | 04/07/2046 | Mexico City | MEX | Left | Left | 5' 10" | 165 lbs | - |
| Mendoza, Daniel | C | San Francisco Earthquakes | 19 | 10/25/2044 | Trinidad | CUB | Right | Right | 6' 2" | 200 lbs | - |
| Mendoza, Danny | SP | Quebec Armada | 17 | 07/26/2046 | Irapuato | MEX | Switch | Right | 6' 4" | 190 lbs | - |
| Mendoza, Danny | SP | Pennsylvania Butterflies | 18 | 09/20/2045 | Los Reyes | MEX | Left | Left | 5' 10" | 155 lbs | - |
| Mendoza, David | 2B | Seattle Sasquatch | 18 | 09/09/2045 | Hermosillo | MEX | Right | Right | 6' 3" | 180 lbs | - |
| Mendoza, Estevan | SP | Bloomington Blazers | 17 | 01/23/2046 | San Juan | PUR | Right | Right | 5' 11" | 165 lbs | - |
| Mendoza, Fernando | SP | Quebec Armada | 19 | 08/10/2044 | Manatí | PUR | Left | Right | 6' 0" | 170 lbs | - |
| Mendoza, Gus | C | Free Agent | 16 | 11/28/2047 | Maracaibo | VEN | Right | Right | 6' 0" | 185 lbs | - |
| Mendoza, Hector | C | Eureka Hornets | 19 | 03/19/2044 | Progreso | MEX | Right | Right | 6' 1" | 190 lbs | - |
| Mendoza, Humberto | SS | Jacksonville Pilots | 17 | 08/11/2046 | Maracaibo | VEN | Left | Right | 6' 3" | 190 lbs | - |
| Mendoza, Israel | SP | Hawaii Honu | 16 | 12/05/2047 | Zamora | MEX | Switch | Right | 6' 1" | 175 lbs | - |
| Mendoza, Jose | RF | Free Agent | 16 | 04/24/2047 | Tlalnepantla | MEX | Left | Left | 6' 0" | 170 lbs | - |
| Mendoza, Jose | 2B | Free Agent | 16 | 10/20/2047 | Puerto Plata | DOM | Switch | Right | 6' 0" | 170 lbs | - |
| Mendoza, Jose | SP | Bighorn Bison | 18 | 10/22/2045 | Santo Domingo | DOM | Left | Left | 6' 2" | 190 lbs | - |
| Mendoza, Juan | SP | Quebec Armada | 19 | 05/01/2044 | Adjuntas | PUR | Left | Left | 6' 2" | 175 lbs | - |
| Mendoza, Julio | SP | Chicago Eclipse | 18 | 04/22/2045 | Caguas | PUR | Right | Right | 6' 3" | 190 lbs | - |
| Mendoza, Manny | SP | Bighorn Bison | 19 | 11/28/2044 | Santo Domingo | DOM | Right | Right | 6' 3" | 190 lbs | - |
| Mendoza, Marcos | LF | Free Agent | 18 | 05/03/2045 | Bayamón | PUR | Left | Left | 6' 1" | 200 lbs | - |
| Mendoza, Mike | SS | Walnut Creek Warriors | 17 | 09/26/2046 | Mexico City | MEX | Right | Right | 6' 3" | 185 lbs | - |
| Mendoza, Ozzie | CF | Vancouver Pioneers | 17 | 08/19/2046 | Uruapan | MEX | Right | Right | 6' 1" | 175 lbs | - |
| Mendoza, Pedro | SP | Seattle Sasquatch | 17 | 06/12/2046 | Cataño | PUR | Switch | Right | 6' 1" | 180 lbs | - |
| Mendoza, Roberto | C | Dallas Texans | 19 | 09/23/2044 | Nuevitas | CUB | Right | Right | 6' 2" | 180 lbs | - |
| Mendoza, Steve | CF | Free Agent | 22 | 03/08/2041 | Manicaragua | CUB | Right | Right | 5' 10" | 185 lbs | - |
| Mendoza, Tony | SP | Hawaii Honu | 18 | 10/28/2045 | Santiago | DOM | Left | Left | 6' 0" | 170 lbs | - |
| Mendoza, Victor | 3B | West Island Jazz | 19 | 10/02/2044 | Caibarién | CUB | Switch | Right | 6' 4" | 205 lbs | - |
| Menendez, Carlos | C | Free Agent | 28 | 03/04/2035 | Santo Domingo | DOM | Right | Right | 6' 1" | 225 lbs | - |
| Menendez, Danny | RP | Free Agent | 24 | 01/01/2040 | Consolación del Sur | CUB | Right | Right | 6' 2" | 205 lbs | - |
| Menez, Alfredo | SP | Chicago Eclipse | 17 | 02/05/2046 | Santiago | DOM | Right | Right | 6' 0" | 175 lbs | - |
| Menges, Colin | 3B | Free Agent | 25 | 04/12/2038 | Moore | USA | Right | Right | 6' 2" | 200 lbs | - |
| Menicossa, Jorge | SP | West Island Jazz | 17 | 12/12/2046 | Maracaibo | VEN | Right | Right | 6' 4" | 195 lbs | - |
| Mensing, Conrad | 2B | Free Agent | 17 | 10/07/2046 | Amsterdam | NED | Right | Right | 6' 3" | 180 lbs | - |
| Mentado, Jordan | SP | Maple Marauders | 17 | 08/02/2046 | Consolación del Sur | CUB | Right | Right | 6' 4" | 190 lbs | - |
| Meraz, Carlos | SP | Hawaii Honu | 18 | 11/12/2045 | Santo Domingo | DOM | Right | Left | 6' 1" | 175 lbs | - |
| Meraz, Jose | 3B | Free Agent | 21 | 04/24/2042 | Havana | CUB | Right | Right | 6' 2" | 190 lbs | - |
| Mercado, Alex | SP | Eureka Hornets | 16 | 10/22/2047 | Havana | CUB | Right | Right | 6' 1" | 175 lbs | - |
| Mercado, David | 3B | Free Agent | 22 | 01/09/2042 | La Romana | DOM | Right | Right | 6' 3" | 205 lbs | - |
| Mercado, Felix | SP | Mexico City Luchadores | 18 | 11/15/2045 | Santo Domingo | DOM | Right | Right | 6' 3" | 185 lbs | - |
| Mercado, Gil | 2B | Free Agent | 19 | 10/26/2044 | Cabudare | VEN | Left | Right | 6' 4" | 200 lbs | - |
| Mercado, Javy | SP | Eagle Rock Ridge Runners | 16 | 07/15/2047 | Pinar del Rio | CUB | Right | Right | 6' 2" | 180 lbs | - |
| Mercado, Javy | 2B | Buffalo Bison | 17 | 02/15/2046 | Barahona | DOM | Right | Right | 6' 0" | 195 lbs | - |
| Mercado, Jesus | LF | Free Agent | 18 | 12/27/2045 | Santo Domingo | DOM | Right | Right | 6' 1" | 180 lbs | - |
| Mercado, Jose | SP | West Island Jazz | 16 | 02/13/2047 | Isabela | PUR | Right | Right | 6' 4" | 185 lbs | - |
| Mercado, Juan | CF | Eagle Rock Ridge Runners | 17 | 06/08/2046 | Levittown | PUR | Right | Right | 6' 0" | 165 lbs | - |
| Mercado, Luis | 2B | Dallas Texans | 17 | 12/21/2046 | Valencia | VEN | Right | Right | 6' 1" | 175 lbs | - |
| Mercado, Miguel | SS | Bloomington Blazers | 18 | 09/24/2045 | Cotuí | DOM | Right | Right | 6' 3" | 175 lbs | - |
| Mercado, Mike | SP | Seattle Sasquatch | 18 | 10/10/2045 | Concepción Jolalpan | MEX | Right | Right | 6' 2" | 180 lbs | - |
| Mercado, Raul | 2B | Free Agent | 22 | 08/26/2041 | San José de Ocoa | DOM | Right | Right | 6' 1" | 185 lbs | - |
| Mercedes, Victor | SP | San Francisco Earthquakes | 18 | 12/31/2045 | Baruta | VEN | Right | Right | 6' 0" | 175 lbs | - |
| Merceno, Jordan | 1B | Bloomington Blazers | 18 | 04/04/2045 | La Romana | DOM | Right | Right | 6' 1" | 175 lbs | - |
| Mercier, Martin | RP | Bloomington Blazers | 23 | 06/09/2040 | Granby | CAN | Right | Right | 6' 8" | 205 lbs | $600,000 |
| Merino, Manny | SS | Free Agent | 17 | 05/26/2046 | Fantino | DOM | Right | Right | 6' 1" | 185 lbs | - |
| Merino, Miguel | SP | Buffalo Bison | 19 | 01/11/2045 | Guadalajara | MEX | Right | Right | 6' 0" | 170 lbs | - |
| Meronen, Tenho | SP | Havana Stogies | 19 | 11/19/2044 | Cegléd | HUN | Switch | Right | 6' 5" | 195 lbs | - |
| Merritt, Nick | RP | Bighorn Bison | 25 | 10/01/2038 | Rochester | USA | Right | Right | 6' 0" | 190 lbs | - |
| Merta, Valio | SP | Quebec Armada | 16 | 03/25/2047 | Szeged | HUN | Left | Left | 6' 2" | 175 lbs | - |
| Mesa, Mario | SP | Montreal Mounties | 18 | 03/06/2045 | Havana | CUB | Left | Left | 6' 4" | 185 lbs | - |
| Mesa, Victor | LF | Eureka Hornets | 16 | 07/04/2047 | Puerto Padre | CUB | Right | Right | 6' 1" | 185 lbs | - |
| Mesquita, Sallvador | RP | El Paso Mavericks | 18 | 09/18/2045 | Maracaibo | VEN | Switch | Right | 6' 2" | 180 lbs | - |
| Metcalfe, Jim | SP | Free Agent | 24 | 05/28/2039 | Ft. Collins | USA | Right | Right | 5' 11" | 180 lbs | - |
| Metro, Brady | SP | Free Agent | 23 | 02/19/2040 | Omaha | USA | Left | Left | 6' 4" | 195 lbs | - |
| Mettlen, Erik | CF | Havana Stogies | 25 | 04/23/2038 | Hammond | USA | Left | Left | 6' 3" | 210 lbs | $2,888,600 |
| Meyer, Matt | SP | Free Agent | 24 | 04/24/2039 | Ft. Worth | USA | Left | Left | 6' 5" | 200 lbs | - |
| Meza, Adrian | 3B | Free Agent | 16 | 09/11/2047 | Havana | CUB | Right | Right | 6' 2" | 185 lbs | - |
| Meza, Felipe | SP | Pennsylvania Butterflies | 18 | 04/23/2045 | Santiago de Cuba | CUB | Left | Right | 5' 10" | 165 lbs | - |
| Meza, Johnny | SP | San Francisco Earthquakes | 16 | 03/21/2047 | San Cristóbal | DOM | Left | Right | 6' 4" | 190 lbs | - |
| Meza, Jonathan | 3B | Mexico City Luchadores | 18 | 06/02/2045 | Santo Domingo | DOM | Switch | Right | 6' 2" | 180 lbs | - |
| Meza, Julio | 2B | Free Agent | 16 | 03/17/2047 | San Juan | PUR | Right | Right | 6' 2" | 175 lbs | - |
| Meza, Marcos | SP | Bighorn Bison | 19 | 02/03/2044 | Holguín | CUB | Left | Left | 6' 0" | 170 lbs | - |
| Michael, Doug | RP | Milwaukee Millers | 23 | 08/29/2040 | Grand Rapids | USA | Right | Right | 6' 0" | 180 lbs | $600,000 |
| Michaels, Landon | C | Buffalo Bison | 24 | 05/10/2039 | Saratoga Springs | USA | Switch | Right | 6' 4" | 225 lbs | $8,125,000 |
| Mihara, Motoaki | SP | Free Agent | 18 | 09/21/2045 | Nanyo | JPN | Right | Left | 6' 5" | 200 lbs | - |
| Mikolajczyk, Sam | RP | Pennsylvania Butterflies | 22 | 04/18/2041 | Middletown | USA | Right | Right | 6' 4" | 200 lbs | $600,000 |
| Milan, Hector | C | Free Agent | 21 | 07/14/2042 | Puerto Padre | CUB | Left | Right | 5' 10" | 180 lbs | - |
| Milan, Tomas | SP | Free Agent | 16 | 02/12/2047 | Culiacan | MEX | Right | Right | 6' 7" | 200 lbs | - |
| Milian, Jesus | C | Pennsylvania Butterflies | 16 | 02/23/2047 | Bayamón | PUR | Right | Right | 6' 1" | 180 lbs | - |
| Milian, Tony | 3B | Free Agent | 17 | 05/07/2046 | Sancti Spíritus | CUB | Right | Right | 5' 10" | 175 lbs | - |
| Millan, Danny | SP | Free Agent | 25 | 02/04/2038 | Holguín | CUB | Right | Right | 6' 5" | 200 lbs | - |
| Millan, Julio | SP | Cabo San Lucas Toreros | 18 | 08/24/2045 | Holguín | CUB | Right | Right | 6' 2" | 180 lbs | - |
| Millan, Mario | RF | Dallas Texans | 20 | 11/07/2043 | Cuapiaxtla | MEX | Right | Right | 6' 0" | 190 lbs | - |
| Millar, Cliff | LF | Buffalo Bison | 21 | 03/15/2042 | Abbotsford | CAN | Right | Right | 6' 6" | 190 lbs | $600,000 |
| Miller, Bill | SP | Free Agent | 27 | 11/13/2036 | Monterey | USA | Right | Right | 6' 2" | 195 lbs | - |
| Miller, Jim | SP | Dallas Texans | 24 | 02/05/2039 | San Diego | USA | Left | Left | 6' 2" | 200 lbs | $1,100,000 |
| Miller, Mike | 2B | Montreal Mounties | 25 | 09/29/2038 | Jacksonville | USA | Right | Right | 6' 1" | 190 lbs | $600,000 |
| Milleville, Bobby | RP | Kansas City Tornadoes | 35 | 08/06/2028 | Hudson | USA | Switch | Right | 6' 4" | 205 lbs | $4,000,000 |
| Minami, Mikiya | RF | Bighorn Bison | 18 | 01/14/2046 | Sendai | JPN | Left | Left | 6' 3" | 200 lbs | - |
| Minami, Rui | SP | Free Agent | 18 | 01/17/2045 | Saitama | JPN | Switch | Right | 6' 0" | 170 lbs | - |
| Minero, Ramiro | SP | Walnut Creek Warriors | 17 | 01/15/2046 | Bajos de Haina | DOM | Left | Left | 6' 2" | 180 lbs | - |
| Ming, Mike | RP | Milwaukee Millers | 26 | 07/21/2037 | Shoreline | USA | Left | Right | 6' 0" | 185 lbs | $600,000 |
| Minjares, Rodrigo | C | Quebec Armada | 18 | 11/18/2045 | León | MEX | Right | Right | 6' 4" | 200 lbs | - |
| Minkah, Hotha | RF | West Island Jazz | 18 | 01/01/2046 | Johannesburg | RSA | Left | Left | 6' 2" | 180 lbs | - |
| Mirabal, Mario | RP | Dallas Texans | 32 | 07/21/2031 | Villahermosa | MEX | Right | Right | 5' 11" | 200 lbs | $18,200,000 |
| Miramontes, Edwin | SP | Vancouver Pioneers | 19 | 08/03/2044 | Santo Domingo | DOM | Left | Right | 6' 2" | 175 lbs | - |
| Miranda, Alex | RP | Buffalo Bison | 19 | 11/30/2044 | San Mateo del Mar | MEX | Left | Left | 6' 0" | 180 lbs | - |
| Miranda, Alexis | RP | Bighorn Bison | 16 | 04/15/2047 | Río Grande | PUR | Right | Right | 6' 0" | 165 lbs | - |
| Miranda, German | SP | Buffalo Bison | 18 | 04/26/2045 | Santiago | DOM | Right | Right | 6' 5" | 190 lbs | - |
| Miranda, Gilberto | C | Bighorn Bison | 19 | 01/27/2044 | Songo-La Maya | CUB | Right | Right | 6' 1" | 185 lbs | - |
| Miranda, Hector | SS | Milwaukee Millers | 17 | 10/25/2046 | Santo Domingo | DOM | Right | Right | 6' 3" | 190 lbs | - |
| Miranda, Jesus | SP | Pennsylvania Butterflies | 16 | 02/20/2047 | Ecatepec | MEX | Right | Right | 6' 1" | 175 lbs | - |
| Miranda, Julio | SP | Cabo San Lucas Toreros | 17 | 10/03/2046 | Frontera | MEX | Left | Left | 6' 4" | 190 lbs | - |
| Miranda, Mike | 2B | Free Agent | 17 | 06/26/2046 | Santiago de Cuba | CUB | Right | Right | 6' 1" | 180 lbs | - |
| Miranda, Tony | LF | Free Agent | 18 | 07/10/2045 | Higüey | DOM | Right | Right | 6' 1" | 190 lbs | - |
| Miranda, Tony | RF | Hawaii Honu | 17 | 02/24/2046 | Viña del Mar | CHI | Left | Left | 6' 5" | 200 lbs | - |
| Miranda, Victor | SP | Buffalo Bison | 16 | 03/14/2047 | Culebra | PUR | Left | Left | 6' 1" | 175 lbs | - |
| Miranda, Willie | RP | Free Agent | 16 | 05/10/2047 | Zapopan | MEX | Switch | Left | 6' 2" | 180 lbs | - |
| Mireles, Angel | 2B | Havana Stogies | 17 | 08/06/2046 | Santo Domingo | DOM | Switch | Right | 5' 11" | 170 lbs | - |
| Mireles, Chris | 2B | Chicago Eclipse | 19 | 04/23/2044 | Mexico City | MEX | Right | Right | 6' 1" | 185 lbs | - |
| Mireles, Danny | SP | Hawaii Honu | 17 | 03/15/2046 | Luquillo | PUR | Left | Left | 6' 2" | 170 lbs | - |
| Mireles, Edgar | SP | Free Agent | 16 | 02/20/2047 | Santa Cruz del Norte | CUB | Left | Left | 6' 0" | 175 lbs | - |
| Mireles, Edwin | SP | Cabo San Lucas Toreros | 27 | 01/28/2036 | Ponce | PUR | Left | Left | 6' 7" | 205 lbs | $600,000 |
| Mireles, Hector | SP | Bighorn Bison | 19 | 08/24/2044 | Ensenada | MEX | Right | Right | 5' 10" | 155 lbs | - |
| Mireles, Jesus | CF | Dallas Texans | 18 | 12/07/2045 | Santo Domingo | DOM | Right | Right | 6' 4" | 185 lbs | - |
| Mireles, Luis | CF | Dallas Texans | 19 | 11/19/2044 | Bayaguana | DOM | Left | Left | 6' 3" | 185 lbs | - |
| Mireles, Tony | RP | Havana Stogies | 24 | 03/25/2039 | Calvillo | MEX | Right | Right | 6' 1" | 185 lbs | $600,000 |
| Miro, Carlos | SP | Montreal Mounties | 16 | 09/06/2047 | San Juan de la Maguana | DOM | Left | Left | 6' 1" | 170 lbs | - |
| Miron, Franklyn | 2B | Free Agent | 19 | 12/16/2044 | Camagüey | CUB | Right | Right | 6' 1" | 195 lbs | - |
| Mitchell, Nate | SP | Free Agent | 25 | 10/30/2038 | Gilmore | USA | Right | Right | 6' 3" | 200 lbs | - |
| Miwa, Yoshio | CF | Walnut Creek Warriors | 17 | 09/17/2046 | Shizuoka | JPN | Right | Right | 6' 1" | 180 lbs | - |
| Miyamoto, Sumiya | 3B | Free Agent | 18 | 07/10/2045 | Otake | JPN | Switch | Right | 6' 3" | 215 lbs | - |
| Miyares, Edwin | 3B | Buffalo Bison | 25 | 11/01/2038 | Naguabo | PUR | Right | Right | 6' 4" | 205 lbs | $600,000 |
| Miyatake, Kyuuji | SP | Walnut Creek Warriors | 16 | 03/04/2047 | Miyazu | JPN | Right | Right | 6' 5" | 200 lbs | - |
| Miyoshi, Ryohei | SP | Montreal Mounties | 17 | 11/04/2046 | Yokohama | JPN | Right | Right | 6' 3" | 185 lbs | - |
| Mizuno, Koji | 1B | Bighorn Bison | 22 | 09/22/2041 | Tokyo | JPN | Right | Right | 6' 4" | 200 lbs | $600,000 |
| Mizutani, Tokito | SP | Vancouver Pioneers | 18 | 03/26/2045 | Osaka | JPN | Right | Right | 6' 2" | 180 lbs | - |
| Moe, Justin | 2B | Pennsylvania Butterflies | 25 | 02/03/2038 | Campbell | USA | Switch | Right | 6' 1" | 180 lbs | $600,000 |
| Mojica, Ernesto | CF | Vancouver Pioneers | 17 | 01/29/2046 | San Juan | PUR | Left | Right | 6' 1" | 175 lbs | - |
| Mojica, Humberto | 1B | Havana Stogies | 16 | 05/04/2047 | Guerra | DOM | Right | Left | 6' 4" | 210 lbs | - |
| Mojica, Victor | SP | Seattle Sasquatch | 18 | 09/21/2045 | San Juan | PUR | Right | Right | 6' 0" | 175 lbs | - |
| Molina, Alberto | 1B | Free Agent | 26 | 01/06/2038 | Bajos de Haina | DOM | Right | Right | 6' 6" | 250 lbs | - |
| Molina, Carlos | SP | Havana Stogies | 19 | 10/27/2044 | Barceloneta | PUR | Right | Right | 6' 0" | 175 lbs | - |
| Molina, David | SP | Jacksonville Pilots | 16 | 04/04/2047 | Tinaquillo | VEN | Left | Right | 5' 10" | 160 lbs | - |
| Molina, Eduardo | 1B | Pennsylvania Butterflies | 18 | 02/18/2045 | Havana | CUB | Right | Right | 6' 3" | 200 lbs | - |
| Molina, Esteban | SP | Cabo San Lucas Toreros | 19 | 09/03/2044 | Lagos de Moreno | MEX | Left | Left | 6' 4" | 200 lbs | - |
| Molina, Jordan | SP | Montreal Mounties | 19 | 11/29/2044 | Ponce | PUR | Left | Left | 6' 1" | 180 lbs | - |
| Molina, Jose | SP | Free Agent | 16 | 05/12/2047 | San Juan | PUR | Left | Right | 6' 2" | 180 lbs | - |
| Molina, Octavio | RP | Seattle Sasquatch | 16 | 02/26/2047 | San Juan | PUR | Right | Right | 6' 1" | 175 lbs | - |
| Molina, Santos | SP | Bloomington Blazers | 17 | 09/29/2046 | San Juan | PUR | Right | Left | 6' 3" | 185 lbs | - |
| Mollinedo, Tony | C | Pennsylvania Butterflies | 19 | 10/24/2044 | Santiago de Cuba | CUB | Right | Right | 6' 4" | 200 lbs | - |
| Molnar, Karl | CL | Hawaii Honu | 19 | 10/29/2044 | Augusta | USA | Left | Left | 6' 3" | 190 lbs | $600,000 |
| Molter, Ben | SP | Buffalo Bison | 32 | 09/30/2031 | Indio | USA | Switch | Right | 6' 1" | 195 lbs | $8,000,000 |
| Molyneaux, Steve | 3B | Free Agent | 29 | 03/08/2034 | Fredericton | CAN | Right | Right | 6' 0" | 190 lbs | - |
| Monarrez, Manuel | SP | Free Agent | 22 | 01/08/2042 | Guantanamo | CUB | Right | Right | 6' 1" | 175 lbs | - |
| Moncada, Israel | RF | Seattle Sasquatch | 18 | 05/04/2045 | Ciego de Avila | CUB | Right | Right | 6' 2" | 200 lbs | - |
| Mondragon, Antonio | SS | Free Agent | 26 | 12/14/2037 | Santo Domingo | DOM | Right | Right | 6' 2" | 195 lbs | - |
| Mondragon, Tony | C | Dallas Texans | 16 | 06/06/2047 | Havana | CUB | Right | Right | 6' 2" | 190 lbs | - |
| Mones, Manuel | SP | Hawaii Honu | 17 | 09/15/2046 | Holguín | CUB | Right | Right | 6' 4" | 195 lbs | - |
| Monge, Willie | C | Chicago Eclipse | 19 | 05/01/2044 | Independencia | MEX | Right | Right | 6' 0" | 195 lbs | - |
| Moniavas, Ramon | RP | Bighorn Bison | 17 | 07/21/2046 | Santiago | CHI | Right | Right | 6' 4" | 190 lbs | - |
| Monjes, Armando | SP | Buffalo Bison | 18 | 02/25/2045 | San Juan | PUR | Right | Right | 6' 2" | 180 lbs | - |
| Monroy, Gabriel | SP | Seattle Sasquatch | 18 | 08/13/2045 | Mexico City | MEX | Left | Left | 6' 1" | 170 lbs | - |
| Monsivais, Oscar | SP | Vancouver Pioneers | 17 | 03/25/2046 | Valencia | VEN | Switch | Right | 5' 10" | 160 lbs | - |
| Montalvan, Tony | RP | Free Agent | 24 | 05/20/2039 | Santo Domingo | DOM | Left | Right | 5' 10" | 180 lbs | - |
| Montalvo, Jorge | SP | Free Agent | 18 | 01/05/2046 | Cacocum | CUB | Right | Right | 6' 2" | 180 lbs | - |
| Montanez, Julio | CF | Pennsylvania Butterflies | 18 | 02/03/2045 | Culiacan | MEX | Right | Left | 6' 2" | 175 lbs | - |
| Montanez, Marco | SP | Free Agent | 20 | 11/12/2043 | Pochutla | MEX | Right | Right | 6' 1" | 185 lbs | - |
| Montanez, Victor | C | Bloomington Blazers | 17 | 10/31/2046 | Santo Domingo | DOM | Right | Right | 6' 1" | 195 lbs | - |
| Montano, Alex | CF | Bighorn Bison | 19 | 04/09/2044 | Ecatepec | MEX | Right | Right | 5' 11" | 175 lbs | - |
| Montano, Carlos | SP | Free Agent | 18 | 11/12/2045 | Havana | CUB | Left | Left | 6' 6" | 200 lbs | - |
| Montano, Cesar | 3B | Free Agent | 16 | 07/25/2047 | Ciudad Bolívar | VEN | Right | Right | 6' 1" | 175 lbs | - |
| Montano, Diego | SP | Chicago Eclipse | 18 | 05/02/2045 | Corozal | PUR | Left | Left | 6' 5" | 195 lbs | - |
| Montano, Mike | SP | Pennsylvania Butterflies | 17 | 12/09/2046 | Cataño | PUR | Right | Right | 6' 1" | 175 lbs | - |
| Montano, Tony | CL | Buffalo Bison | 17 | 07/26/2046 | Cali | COL | Right | Right | 6' 2" | 180 lbs | - |
| Montealegre, Glaucio | RP | Free Agent | 29 | 11/22/2034 | Maracaibo | VEN | Right | Right | 6' 0" | 200 lbs | - |
| Montejano, Diego | CF | Hawaii Honu | 17 | 03/16/2046 | Jovellanos | CUB | Right | Right | 6' 3" | 185 lbs | - |
| Montejano, Ignacio | RF | Free Agent | 25 | 08/26/2038 | Culiacan | MEX | Right | Left | 6' 2" | 195 lbs | - |
| Montelongo, Jose | CF | Cabo San Lucas Toreros | 16 | 07/12/2047 | Pinar del Rio | CUB | Left | Left | 6' 0" | 170 lbs | - |
| Montemayor, Danny | SP | Quebec Armada | 16 | 04/16/2047 | Mexico City | MEX | Switch | Right | 6' 2" | 185 lbs | - |
| Montemayor, Leonardo | 1B | San Francisco Earthquakes | 17 | 07/10/2046 | Santiago | DOM | Left | Right | 6' 3" | 200 lbs | - |
| Montenegro, Danny | SP | El Paso Mavericks | 17 | 11/02/2046 | Santo Domingo | DOM | Right | Right | 5' 10" | 160 lbs | - |
| Montenegro, Mel | CF | Bighorn Bison | 17 | 08/02/2046 | San Nicolas de los Garza | MEX | Right | Right | 6' 2" | 165 lbs | - |
| Montero, Alejandro | 1B | Free Agent | 18 | 11/22/2045 | San José de las Lajas | CUB | Switch | Left | 6' 4" | 215 lbs | - |
| Montero, Bruce | 2B | Free Agent | 18 | 05/23/2045 | Santiago | DOM | Right | Right | 6' 2" | 190 lbs | - |
| Montero, Cesar | 3B | Seattle Sasquatch | 18 | 05/19/2045 | Pinar del Rio | CUB | Right | Right | 6' 3" | 180 lbs | - |
| Montero, Domingo | 1B | Buffalo Bison | 17 | 03/23/2046 | Toluca | MEX | Right | Right | 6' 3" | 215 lbs | - |
| Monterrosa, Hector | SP | Seattle Sasquatch | 16 | 11/19/2047 | San Francisco de Macorís | DOM | Switch | Left | 6' 1" | 175 lbs | - |
| Monterroza, Ramiro | C | Maple Marauders | 16 | 03/08/2047 | Güines | CUB | Right | Right | 6' 0" | 175 lbs | - |
| Montes, Angel | SP | Bighorn Bison | 18 | 02/21/2045 | San Francisco del Rincón | MEX | Right | Right | 6' 4" | 190 lbs | - |
| Montes, Antonio | SP | Eureka Hornets | 16 | 05/23/2047 | Baracoa | CUB | Right | Right | 5' 10" | 165 lbs | - |
| Montes, Armando | CF | West Island Jazz | 17 | 12/14/2046 | San Juan | PUR | Right | Right | 5' 10" | 160 lbs | - |
| Montes, Cesar | SP | Free Agent | 19 | 05/08/2044 | Tecamachalco | MEX | Left | Right | 6' 3" | 185 lbs | - |
| Montes, Dave | LF | Free Agent | 18 | 12/04/2045 | Huamantla | MEX | Right | Left | 6' 1" | 200 lbs | - |
| Montes, Edwin | CF | Free Agent | 31 | 12/24/2032 | Amancio | CUB | Right | Right | 6' 1" | 195 lbs | - |
| Montes, Jesus | CL | Bighorn Bison | 18 | 12/17/2045 | Santo Domingo | DOM | Right | Right | 6' 2" | 175 lbs | - |
| Montes, Mario | SP | Montreal Mounties | 18 | 10/13/2045 | Santo Domingo | DOM | Left | Right | 6' 6" | 195 lbs | - |
| Montes, Raul | RP | El Paso Mavericks | 18 | 10/05/2045 | San Sebastian | PUR | Left | Right | 6' 7" | 200 lbs | - |
| Montes, Roberto | SP | Vancouver Pioneers | 19 | 11/03/2044 | Manicaragua | CUB | Left | Left | 6' 3" | 190 lbs | - |
| Montes, Rodolfo | SP | Free Agent | 17 | 03/12/2046 | Tuxpan | MEX | Right | Left | 5' 11" | 155 lbs | - |
| Montes, Sal | RP | Pennsylvania Butterflies | 17 | 05/12/2046 | Tecoman | MEX | Switch | Right | 6' 0" | 170 lbs | - |
| Montes de Oca, Carlos | RP | Free Agent | 34 | 09/28/2029 | Mexico City | MEX | Right | Left | 5' 10" | 190 lbs | - |
| Montes de Oca, Jose | 3B | Free Agent | 18 | 09/10/2045 | Santiago de las Vegas | CUB | Right | Right | 6' 2" | 205 lbs | - |
| Montez, Pedro | RP | Free Agent | 17 | 06/11/2046 | Moca | DOM | Right | Right | 6' 1" | 175 lbs | - |
| Montgomery, Micah | RP | Free Agent | 25 | 12/17/2038 | Abington | USA | Left | Left | 6' 2" | 195 lbs | - |
| Montgomery, Steve | C | El Paso Mavericks | 24 | 02/10/2039 | Gilbert | USA | Switch | Right | 6' 0" | 200 lbs | $600,000 |
| Montoya, Alex | SP | Free Agent | 16 | 03/23/2047 | Santo Domingo | DOM | Left | Left | 6' 1" | 175 lbs | - |
| Montoya, Alexis | 3B | Buffalo Bison | 17 | 06/20/2046 | Santiago | DOM | Left | Right | 6' 2" | 195 lbs | - |
| Montoya, Angel | 3B | Jacksonville Pilots | 17 | 03/08/2046 | Havana | CUB | Right | Right | 6' 1" | 175 lbs | - |
| Montoya, Bobby | SP | San Francisco Earthquakes | 17 | 11/04/2046 | Santiago | DOM | Right | Right | 6' 0" | 180 lbs | - |
| Montoya, David | SP | Free Agent | 18 | 10/21/2045 | Jolalpan | MEX | Right | Right | 5' 11" | 170 lbs | - |
| Montoya, Eddie | 2B | Eureka Hornets | 18 | 11/26/2045 | Santo Domingo | DOM | Right | Right | 6' 1" | 190 lbs | - |
| Montoya, Francisco | SP | Eureka Hornets | 18 | 05/20/2045 | Facatativa | COL | Right | Left | 6' 1" | 170 lbs | - |
| Montoya, Jorge | SP | Montreal Mounties | 17 | 07/04/2046 | Chambas | CUB | Left | Left | 5' 11" | 165 lbs | - |
| Montoya, Juan | SP | Pennsylvania Butterflies | 17 | 04/30/2046 | Santo Domingo | DOM | Left | Left | 5' 11" | 160 lbs | - |
| Montoya, Nick | CF | Quebec Armada | 18 | 04/28/2045 | La Vega | DOM | Right | Right | 6' 0" | 175 lbs | - |
| Montoya, Victor | SP | Pennsylvania Butterflies | 17 | 07/16/2046 | Villa Bruzual | VEN | Right | Right | 6' 0" | 170 lbs | - |
| Monzon, Carlos | CF | Seattle Sasquatch | 17 | 06/06/2046 | Trujillo Alto | PUR | Left | Right | 6' 1" | 180 lbs | - |
| Moon, Gwang-oo | SP | Free Agent | 20 | 01/01/2044 | Iksan | KOR | Right | Right | 6' 3" | 180 lbs | - |
| Moon, Yong-hun | C | El Paso Mavericks | 16 | 07/31/2047 | Seoul | KOR | Right | Right | 6' 0" | 175 lbs | - |
| Moore, Corey | SP | Seattle Sasquatch | 24 | 07/19/2039 | Flowood | USA | Right | Right | 6' 1" | 200 lbs | $600,000 |
| Moorman, Dave | 1B | Free Agent | 22 | 09/07/2041 | New York | USA | Right | Right | 6' 4" | 200 lbs | - |
| Moorthy, Leil | RF | Montreal Mounties | 24 | 06/11/2039 | Asansol | IND | Left | Left | 6' 4" | 205 lbs | $600,000 |
| Mora, Alfredo | RP | Quebec Armada | 25 | 10/10/2038 | San Jose | USA | Left | Left | 6' 2" | 200 lbs | $600,000 |
| Mora, Esteban | SP | Free Agent | 32 | 09/18/2031 | Esperanza | DOM | Right | Right | 6' 1" | 200 lbs | - |
| Mora, Gabriel | CF | Maple Marauders | 17 | 09/07/2046 | San Sebastian | PUR | Right | Right | 6' 1" | 175 lbs | - |
| Mora, Jonathan | C | Free Agent | 17 | 09/16/2046 | San Juan | PUR | Left | Right | 6' 1" | 200 lbs | - |
| Mora, Jose | LF | Free Agent | 34 | 09/07/2029 | Caguas | PUR | Right | Right | 5' 11" | 205 lbs | - |
| Mora, Jose | CF | Free Agent | 16 | 07/10/2047 | Santiago de Cuba | CUB | Right | Right | 6' 1" | 175 lbs | - |
| Mora, Luis | RP | Chicago Eclipse | 17 | 04/30/2046 | Santiago | DOM | Right | Right | 5' 10" | 165 lbs | - |
| Mora, Ricky | SP | West Island Jazz | 19 | 11/05/2044 | Carolina | PUR | Right | Left | 6' 3" | 185 lbs | - |
| Mora, Sergio | SP | Mexico City Luchadores | 17 | 04/01/2046 | Río Grande | PUR | Right | Right | 6' 1" | 175 lbs | - |
| Moraga, Marvin | CF | Free Agent | 16 | 02/14/2047 | Bayamón | PUR | Left | Left | 6' 0" | 165 lbs | - |
| Morales, Alex | 2B | Maple Marauders | 17 | 08/30/2046 | Cardenas | CUB | Switch | Right | 6' 0" | 170 lbs | - |
| Morales, Alex | 3B | Bloomington Blazers | 17 | 11/29/2046 | Colón | CUB | Right | Right | 5' 11" | 170 lbs | - |
| Morales, Angel | CF | Maple Marauders | 17 | 06/06/2046 | Coatzintla | MEX | Right | Right | 6' 2" | 190 lbs | - |
| Morales, Antonio | CF | West Island Jazz | 18 | 12/18/2045 | Santa Clara | CUB | Left | Left | 6' 0" | 180 lbs | - |
| Morales, Bobby | CF | Montreal Mounties | 20 | 11/16/2043 | Trujillo Alto | PUR | Right | Right | 6' 5" | 205 lbs | - |
| Morales, Danny | CL | Walnut Creek Warriors | 17 | 05/05/2046 | Aguadilla | PUR | Right | Right | 6' 2" | 175 lbs | - |
| Morales, Dave | SP | Jacksonville Pilots | 17 | 06/23/2046 | Guayama | PUR | Switch | Right | 6' 2" | 185 lbs | - |
| Morales, David | SP | Free Agent | 16 | 03/07/2047 | Río Grande | PUR | Right | Right | 6' 1" | 170 lbs | - |
| Morales, Eddie | SP | Free Agent | 17 | 10/12/2046 | Juarez | MEX | Right | Right | 6' 1" | 175 lbs | - |
| Morales, Edgardo | SP | Seattle Sasquatch | 17 | 07/14/2046 | Consolación del Norte | CUB | Left | Left | 6' 3" | 180 lbs | - |
| Morales, Emilio | SP | Havana Stogies | 18 | 05/09/2045 | Bayamón | PUR | Right | Right | 6' 7" | 200 lbs | - |
| Morales, Frank | C | Free Agent | 16 | 02/12/2047 | La Romana | DOM | Right | Right | 5' 10" | 165 lbs | - |
| Morales, Frank | SP | El Paso Mavericks | 17 | 09/28/2046 | Maracay | VEN | Right | Right | 6' 2" | 175 lbs | - |
| Morales, Guillermo | LF | Free Agent | 16 | 07/03/2047 | Santo Domingo | DOM | Right | Right | 6' 2" | 180 lbs | - |
| Morales, Gustavo | RP | El Paso Mavericks | 18 | 11/01/2045 | San Juan | PUR | Right | Right | 6' 4" | 185 lbs | - |
| Morales, Jesus | CF | Free Agent | 17 | 01/03/2047 | San Cristóbal | DOM | Left | Left | 6' 2" | 180 lbs | - |
| Morales, Jesus | SP | Bighorn Bison | 17 | 08/30/2046 | Castañuelas | DOM | Right | Right | 6' 1" | 175 lbs | - |
| Morales, Jesus | SS | Montreal Mounties | 17 | 02/20/2046 | San Cristóbal | DOM | Right | Right | 6' 2" | 165 lbs | - |
| Morales, Jon | SS | Free Agent | 24 | 09/17/2039 | Mexico City | MEX | Right | Right | 6' 0" | 190 lbs | - |
| Morales, Jonathan | C | Walnut Creek Warriors | 25 | 11/16/2038 | Mexico City | MEX | Right | Right | 6' 6" | 225 lbs | $8,125,000 |
| Morales, Jorge | SP | Bloomington Blazers | 16 | 06/23/2047 | Jagüey Grande | CUB | Right | Right | 6' 2" | 185 lbs | - |
| Morales, Jorge | C | Dallas Texans | 17 | 11/12/2046 | Trujillo Alto | PUR | Switch | Right | 6' 4" | 205 lbs | - |
| Morales, Jose | SP | Mexico City Luchadores | 16 | 11/26/2047 | Oxkutzcab | MEX | Right | Right | 6' 2" | 180 lbs | - |
| Morales, Jose | RP | Montreal Mounties | 17 | 08/20/2046 | Nezahualcoyotl | MEX | Right | Right | 6' 2" | 175 lbs | - |
| Morales, Jose | SP | Vancouver Pioneers | 18 | 05/27/2045 | Mérida | MEX | Right | Right | 6' 5" | 195 lbs | - |
| Morales, Jose | 2B | Free Agent | 21 | 04/05/2042 | Ocotlan | MEX | Left | Right | 6' 2" | 185 lbs | - |
| Morales, Jose | RF | Free Agent | 28 | 04/25/2035 | Tultepec | MEX | Left | Left | 5' 11" | 190 lbs | - |
| Morales, Juan | 1B | Free Agent | 18 | 11/18/2045 | Havana | CUB | Left | Left | 6' 2" | 220 lbs | - |
| Morales, Juan | RP | Jacksonville Pilots | 18 | 01/29/2045 | Tijuana | MEX | Switch | Right | 6' 3" | 185 lbs | - |
| Morales, Juan | SP | Free Agent | 25 | 04/18/2038 | Champotón | MEX | Right | Right | 6' 3" | 200 lbs | - |
| Morales, Juan | C | Free Agent | 30 | 06/30/2033 | Caguas | PUR | Switch | Right | 6' 0" | 200 lbs | - |
| Morales, Leo | C | Seattle Sasquatch | 18 | 06/02/2045 | Santo Domingo | DOM | Right | Right | 6' 0" | 175 lbs | - |
| Morales, Leon | SP | Pennsylvania Butterflies | 19 | 11/24/2044 | Santo Domingo | DOM | Right | Right | 6' 2" | 185 lbs | - |
| Morales, Luis | SP | Free Agent | 17 | 11/20/2046 | Carolina | PUR | Right | Right | 6' 0" | 175 lbs | - |
| Morales, Manny | LF | Free Agent | 18 | 01/16/2045 | Trujillo Alto | PUR | Left | Left | 6' 0" | 200 lbs | - |
| Morales, Manny | 2B | Free Agent | 23 | 12/19/2040 | Iquique | CHI | Right | Right | 6' 3" | 195 lbs | - |
| Morales, Ricky | 2B | Chicago Eclipse | 17 | 07/23/2046 | Montellano | DOM | Left | Right | 6' 2" | 180 lbs | - |
| Morales, Ricky | C | Free Agent | 17 | 11/07/2046 | Corralillo | CUB | Right | Right | 6' 1" | 180 lbs | - |
| Morales, Ricky | CF | Free Agent | 20 | 09/01/2043 | Carolina | PUR | Right | Right | 6' 2" | 190 lbs | - |
| Morales, Rico | SP | Pennsylvania Butterflies | 18 | 08/10/2045 | Moca | PUR | Right | Right | 6' 6" | 200 lbs | - |
| Morales, Ruben | SS | Free Agent | 18 | 10/18/2045 | Levittown | PUR | Right | Right | 6' 2" | 185 lbs | - |
| Morales, Tony | C | Montreal Mounties | 18 | 11/27/2045 | Cumanayagua | CUB | Left | Right | 6' 3" | 205 lbs | - |
| Morales, Tony | SP | Eureka Hornets | 18 | 11/21/2045 | Santiago | DOM | Right | Right | 6' 5" | 195 lbs | - |
| Morales, Tony | SP | Cabo San Lucas Toreros | 17 | 01/28/2046 | Havana | CUB | Right | Right | 5' 10" | 155 lbs | - |
| Moran, Dan | SS | Chicago Eclipse | 22 | 11/15/2041 | Mt. Carmel | USA | Right | Right | 6' 3" | 175 lbs | $2,828,800 |
| Moran, Edwin | SP | Hawaii Honu | 17 | 12/24/2046 | Artemisa | CUB | Left | Left | 6' 1" | 180 lbs | - |
| Moran, Jose | C | Seattle Sasquatch | 18 | 01/14/2046 | Santo Domingo | DOM | Right | Right | 6' 2" | 205 lbs | - |
| Moran, Ramon | C | Free Agent | 23 | 12/24/2040 | Puebla | MEX | Right | Right | 6' 1" | 205 lbs | - |
| Morehead, Ethan | LF | Seattle Sasquatch | 32 | 10/06/2031 | Eagan | USA | Left | Left | 6' 2" | 200 lbs | $18,000,000 |
| Moreira, David | CF | Free Agent | 20 | 07/05/2043 | Havana | CUB | Right | Right | 6' 2" | 185 lbs | - |
| Morejon, Alex | SP | Vancouver Pioneers | 19 | 12/22/2044 | Maracaibo | VEN | Right | Right | 6' 5" | 200 lbs | - |
| Morejon, Mel | 1B | Free Agent | 25 | 04/29/2038 | Douglasville | USA | Left | Right | 6' 1" | 220 lbs | - |
| Morena, Mario | SP | Maple Marauders | 17 | 03/15/2046 | Tlaxcala | MEX | Right | Right | 6' 2" | 175 lbs | - |
| Moreno, Al | SP | Free Agent | 16 | 03/05/2047 | Coro | VEN | Switch | Right | 6' 0" | 170 lbs | - |
| Moreno, Alberto | SP | Hawaii Honu | 16 | 07/29/2047 | Venustiano Carranza | MEX | Right | Right | 6' 2" | 180 lbs | - |
| Moreno, Alex | SP | Seattle Sasquatch | 18 | 10/07/2045 | Santo Domingo | DOM | Right | Right | 6' 0" | 170 lbs | - |
| Moreno, Angelo | SP | Cabo San Lucas Toreros | 16 | 05/07/2047 | Tijuana | MEX | Right | Right | 6' 1" | 175 lbs | - |
| Moreno, Bob | RF | Free Agent | 22 | 01/10/2042 | Sabana Grande | PUR | Left | Right | 6' 0" | 165 lbs | - |
| Moreno, Brian | SP | Bighorn Bison | 18 | 05/16/2045 | Mayarí | CUB | Left | Right | 6' 0" | 170 lbs | - |
| Moreno, Bruce | SP | Walnut Creek Warriors | 28 | 09/19/2035 | Utuado | PUR | Right | Right | 6' 7" | 200 lbs | $3,542,400 |
| Moreno, Carlos | SP | Jacksonville Pilots | 19 | 06/15/2044 | Havana | CUB | Switch | Right | 6' 8" | 205 lbs | - |
| Moreno, Carlos | CF | Eureka Hornets | 19 | 05/05/2044 | Santiago | DOM | Switch | Right | 6' 4" | 195 lbs | - |
| Moreno, Chris | SS | Walnut Creek Warriors | 19 | 04/18/2044 | Ciales | PUR | Right | Right | 6' 1" | 165 lbs | - |
| Moreno, Danny | SP | Montreal Mounties | 18 | 05/11/2045 | Contramaestre | CUB | Left | Left | 6' 4" | 180 lbs | - |
| Moreno, Danny | RF | Seattle Sasquatch | 20 | 11/29/2043 | Havana | CUB | Left | Left | 6' 1" | 195 lbs | - |
| Moreno, Dave | SP | Free Agent | 17 | 06/15/2046 | Monterrey | MEX | Left | Right | 6' 8" | 205 lbs | - |
| Moreno, Efrain | SP | Seattle Sasquatch | 17 | 03/21/2046 | Tlaxcalancingo | MEX | Right | Right | 5' 10" | 160 lbs | - |
| Moreno, Ernesto | SP | Buffalo Bison | 18 | 10/30/2045 | San Luis | CUB | Left | Left | 6' 4" | 190 lbs | - |
| Moreno, Federico | SP | Bloomington Blazers | 17 | 11/21/2046 | Havana | CUB | Right | Right | 5' 11" | 165 lbs | - |
| Moreno, Fernando | SP | Quebec Armada | 19 | 10/04/2044 | Mexico City | MEX | Right | Right | 6' 0" | 175 lbs | - |
| Moreno, Frank | 1B | Free Agent | 37 | 07/18/2026 | Las Petaquillas | MEX | Left | Left | 6' 4" | 200 lbs | - |
| Moreno, Israel | LF | Free Agent | 21 | 07/25/2042 | Caguas | PUR | Right | Right | 6' 2" | 195 lbs | - |
| Moreno, Jesus | SP | Jacksonville Pilots | 18 | 11/04/2045 | San Juan | PUR | Right | Right | 6' 4" | 185 lbs | - |
| Moreno, Jose | CF | Free Agent | 26 | 06/06/2037 | Moa | CUB | Left | Left | 6' 2" | 200 lbs | - |
| Moreno, Jose | 1B | Quebec Armada | 19 | 10/12/2044 | Havana | CUB | Right | Right | 6' 6" | 220 lbs | - |
| Moreno, Juan | SP | Free Agent | 16 | 03/04/2047 | Cotuí | DOM | Right | Right | 6' 1" | 175 lbs | - |
| Moreno, Juan | SP | Free Agent | 30 | 05/05/2033 | Santiago de Cuba | CUB | Switch | Right | 6' 8" | 200 lbs | - |
| Moreno, Leo | RF | Cabo San Lucas Toreros | 19 | 09/22/2044 | Mérida | VEN | Left | Left | 6' 5" | 210 lbs | - |
| Moreno, Luis | CF | Free Agent | 20 | 04/16/2043 | Boca Chica | DOM | Right | Right | 6' 0" | 175 lbs | - |
| Moreno, Luis | RP | Jacksonville Pilots | 26 | 10/14/2037 | La Romana | DOM | Left | Left | 5' 11" | 200 lbs | $1,755,200 |
| Moreno, Marco | CF | Chicago Eclipse | 20 | 12/20/2043 | Bayamón | PUR | Right | Right | 6' 1" | 170 lbs | - |
| Moreno, Marcos | SP | Walnut Creek Warriors | 16 | 05/23/2047 | Santiago Tuxtla | MEX | Left | Left | 5' 11" | 165 lbs | - |
| Moreno, Marcos | LF | Eureka Hornets | 18 | 12/06/2045 | Fernandez | MEX | Left | Right | 6' 4" | 205 lbs | - |
| Moreno, Mario | RP | Bloomington Blazers | 32 | 08/24/2031 | San Juan | PUR | Left | Left | 6' 0" | 200 lbs | $3,000,000 |
| Moreno, Oscar | 2B | Seattle Sasquatch | 18 | 06/07/2045 | Santiago de Cuba | CUB | Right | Right | 5' 11" | 165 lbs | - |
| Moreno, Pablo | SP | Jacksonville Pilots | 16 | 05/05/2047 | Bayamón | PUR | Right | Right | 6' 1" | 175 lbs | - |
| Moreno, Rafael | SP | Free Agent | 20 | 03/15/2043 | Santo Domingo | DOM | Right | Right | 5' 10" | 175 lbs | - |
| Moreno, Ricardo | 2B | Walnut Creek Warriors | 16 | 03/14/2047 | Jovellanos | CUB | Right | Right | 6' 2" | 170 lbs | - |
| Moreno, Roberto | SP | Eureka Hornets | 20 | 01/02/2044 | Ponce | PUR | Right | Right | 6' 1" | 165 lbs | - |
| Moreno, Tony | RF | Free Agent | 16 | 07/04/2047 | Toluca | MEX | Switch | Right | 6' 4" | 190 lbs | - |
| Moreno, Victor | SP | Free Agent | 16 | 06/27/2047 | Havana | CUB | Right | Right | 6' 1" | 175 lbs | - |
| Moreno, Victor | C | Jacksonville Pilots | 19 | 09/16/2044 | León | MEX | Right | Right | 6' 2" | 205 lbs | - |
| Morgan, Tim | 1B | El Paso Mavericks | 26 | 09/15/2037 | Downey | USA | Left | Left | 6' 6" | 205 lbs | $600,000 |
| Morganroth, Jay | LF | Free Agent | 20 | 08/22/2043 | Lockport | USA | Left | Right | 6' 5" | 205 lbs | - |
| Mori, Masaaki | SP | Free Agent | 19 | 07/09/2044 | Choshi | JPN | Left | Left | 6' 1" | 180 lbs | - |
| Mori, Shihei | RP | Cabo San Lucas Toreros | 18 | 07/20/2045 | Yugawara | JPN | Right | Right | 6' 0" | 175 lbs | - |
| Morillo, Danny | SS | Free Agent | 21 | 08/20/2042 | Santiago de Cuba | CUB | Right | Right | 6' 1" | 170 lbs | - |
| Morillo, Harvey | SP | Bloomington Blazers | 17 | 01/22/2046 | San Felipe | VEN | Left | Left | 6' 2" | 180 lbs | - |
| Morinaka, Seikichi | SP | Hawaii Honu | 19 | 07/29/2044 | Kobe | JPN | Right | Right | 6' 5" | 195 lbs | - |
| Morishita, Eiji | SP | Bighorn Bison | 17 | 11/14/2046 | Yukuhashi | JPN | Left | Left | 6' 3" | 185 lbs | - |
| Morrobel, Francisco | SP | Jacksonville Pilots | 17 | 08/03/2046 | Coatlan | MEX | Right | Left | 6' 5" | 195 lbs | - |
| Mortimer, Ken | 2B | Havana Stogies | 23 | 07/30/2040 | Henderson | USA | Right | Right | 5' 9" | 170 lbs | $600,000 |
| Morua, Miguel | RF | Free Agent | 17 | 11/30/2046 | Zapopan | MEX | Left | Left | 6' 6" | 205 lbs | - |
| Moscoso, Santiago | SP | Pennsylvania Butterflies | 17 | 06/26/2046 | Havana | CUB | Left | Left | 5' 10" | 160 lbs | - |
| Mosquea, Alex | SP | Maple Marauders | 16 | 02/19/2047 | Mayarí | CUB | Right | Right | 5' 9" | 155 lbs | - |
| Moss, Mike | CF | Kansas City Tornadoes | 29 | 08/04/2034 | Lexington | USA | Left | Left | 6' 4" | 200 lbs | $19,800,000 |
| Mossel, Bennie | SP | Kansas City Tornadoes | 18 | 06/12/2045 | Best | NED | Right | Right | 6' 6" | 195 lbs | - |
| Mosso, Jairo | SS | Seattle Sasquatch | 16 | 12/29/2047 | San Juan | PUR | Right | Right | 6' 0" | 170 lbs | - |
| Mota, Bobby | LF | Free Agent | 19 | 09/25/2044 | Puebla | MEX | Switch | Right | 6' 5" | 200 lbs | - |
| Mota, Tony | SP | Free Agent | 19 | 08/14/2044 | Baní | DOM | Switch | Right | 6' 1" | 165 lbs | - |
| Motter, McKay | SP | Free Agent | 18 | 12/09/2045 | Nukunonu | TOK | Right | Right | 6' 9" | 210 lbs | - |
| Mottola, Aaron | C | Eagle Rock Ridge Runners | 19 | 06/04/2044 | Hampton | USA | Left | Right | 6' 2" | 185 lbs | - |
| Mounce, Brent | 2B | Free Agent | 24 | 04/20/2039 | Huntsville | USA | Right | Right | 6' 2" | 195 lbs | - |
| Mourato, Hugo | SP | Free Agent | 17 | 12/08/2046 | El Hatillo | VEN | Right | Right | 6' 2" | 180 lbs | - |
| Moutawakel, Iyasu | 1B | Eureka Hornets | 18 | 05/27/2045 | Soweto | RSA | Right | Left | 6' 2" | 205 lbs | - |
| Mowers, Randy | RP | Montreal Mounties | 25 | 04/02/2038 | College Park | USA | Right | Right | 6' 0" | 190 lbs | $2,440,000 |
| Moya, Danny | SP | Free Agent | 19 | 05/28/2044 | Gurabo | PUR | Left | Left | 6' 0" | 165 lbs | - |
| Moz, Miguel | RF | Free Agent | 16 | 07/14/2047 | Acarigua | VEN | Right | Right | 5' 10" | 160 lbs | - |
| Mozqueda, Mel | SP | Free Agent | 17 | 11/06/2046 | San Juan de la Maguana | DOM | Right | Right | 5' 11" | 170 lbs | - |
| Mrazek, Don | SP | Dallas Texans | 25 | 10/25/2038 | Laval | CAN | Right | Right | 6' 5" | 200 lbs | $600,000 |
| Mulato, Hector | CF | Havana Stogies | 17 | 11/12/2046 | Monterrey | MEX | Right | Right | 6' 2" | 185 lbs | - |
| Mulhollan, Ron | SS | Cabo San Lucas Toreros | 28 | 08/20/2035 | Brooklyn | USA | Right | Right | 6' 2" | 195 lbs | $4,400,000 |
| Mulholland, Matt | 2B | Dallas Texans | 23 | 09/11/2040 | Cornwall | CAN | Left | Right | 5' 10" | 175 lbs | $600,000 |
| Muller, Alphonso | 2B | Maple Marauders | 17 | 07/31/2046 | Wegberg | GER | Right | Right | 6' 0" | 200 lbs | - |
| Mullins, Josh | SP | Milwaukee Millers | 20 | 05/04/2043 | Lincolnshire | USA | Left | Left | 6' 9" | 200 lbs | $600,000 |
| Mullis, Hayden | SS | San Francisco Earthquakes | 18 | 08/04/2045 | Liverpool | ENG | Right | Right | 6' 5" | 185 lbs | - |
| Mundo, Allvaro | SS | Free Agent | 16 | 08/22/2047 | Barquisimeto | VEN | Switch | Right | 5' 10" | 155 lbs | - |
| Mungia, Sergio | LF | Buffalo Bison | 17 | 08/12/2046 | San Cristóbal | DOM | Right | Right | 6' 2" | 185 lbs | - |
| Munguia, Jose | SP | Free Agent | 17 | 06/04/2046 | Camagüey | CUB | Right | Right | 6' 0" | 170 lbs | - |
| Munguia, Mike | SP | Eureka Hornets | 17 | 03/01/2046 | Camagüey | CUB | Left | Left | 6' 1" | 170 lbs | - |
| Muniz, Alex | CF | Free Agent | 16 | 03/20/2047 | Bayamón | PUR | Left | Left | 6' 0" | 165 lbs | - |
| Muniz, Angelo | SP | Bighorn Bison | 18 | 05/18/2045 | Izúcar | MEX | Right | Right | 6' 1" | 170 lbs | - |
| Muniz, Cortez | C | Quebec Armada | 18 | 10/28/2045 | Nueva Gerona | CUB | Right | Right | 6' 0" | 195 lbs | - |
| Muniz, Eddie | 3B | Quebec Armada | 19 | 05/24/2044 | Loíza | PUR | Right | Right | 6' 1" | 185 lbs | - |
| Muniz, Esteban | RF | Free Agent | 16 | 06/01/2047 | San Juan | PUR | Right | Right | 6' 1" | 175 lbs | - |
| Muniz, Jose | LF | Free Agent | 18 | 04/26/2045 | Santo Domingo | DOM | Switch | Right | 6' 2" | 200 lbs | - |
| Muniz, Jose | SP | Free Agent | 19 | 02/10/2044 | Arecibo | PUR | Right | Right | 6' 8" | 195 lbs | - |
| Muniz, Reynaldo | SP | Free Agent | 18 | 09/12/2045 | Anaco | VEN | Left | Right | 6' 8" | 200 lbs | - |
| Munos, Jaime | SS | Free Agent | 18 | 06/08/2045 | Carolina | PUR | Right | Right | 6' 2" | 175 lbs | - |
| Munos, Miguel | CF | Jacksonville Pilots | 16 | 06/05/2047 | Guantanamo | CUB | Right | Right | 6' 1" | 175 lbs | - |
| Munoz, Angel | SP | Montreal Mounties | 17 | 05/10/2046 | Las Tunas | CUB | Right | Right | 6' 1" | 180 lbs | - |
| Munoz, Carlos | SP | Jacksonville Pilots | 17 | 03/30/2046 | Pinar del Rio | CUB | Left | Right | 6' 0" | 170 lbs | - |
| Munoz, Carlos | SP | Bighorn Bison | 17 | 07/28/2046 | Levittown | PUR | Right | Right | 6' 0" | 165 lbs | - |
| Munoz, Carlos | RP | Eureka Hornets | 20 | 12/27/2043 | La Vega | DOM | Switch | Right | 6' 0" | 175 lbs | - |
| Munoz, Danny | SP | Free Agent | 17 | 07/06/2046 | Coamo | PUR | Right | Left | 6' 0" | 175 lbs | - |
| Munoz, Gilberto | SP | Havana Stogies | 18 | 04/16/2045 | Corozal | PUR | Switch | Right | 6' 2" | 180 lbs | - |
| Munoz, Israel | C | Maple Marauders | 22 | 05/02/2041 | Tipitapa | NCA | Right | Right | 6' 4" | 190 lbs | $600,000 |
| Munoz, Jerry | SP | Pennsylvania Butterflies | 18 | 08/13/2045 | Charallave | VEN | Left | Left | 6' 4" | 185 lbs | - |
| Munoz, Jorge | CF | Bighorn Bison | 17 | 04/13/2046 | San Juan | PUR | Left | Left | 6' 4" | 195 lbs | - |
| Munoz, Jose | SP | Milwaukee Millers | 16 | 05/28/2047 | Carolina | PUR | Right | Right | 6' 2" | 180 lbs | - |
| Munoz, Jose | C | El Paso Mavericks | 16 | 04/10/2047 | Apodaca | MEX | Right | Right | 6' 6" | 205 lbs | - |
| Munoz, Jose | SP | Eureka Hornets | 18 | 05/27/2045 | San Juan | PUR | Left | Left | 6' 2" | 170 lbs | - |
| Munoz, Jose | C | San Francisco Earthquakes | 20 | 11/13/2043 | Bayamón | PUR | Right | Right | 6' 2" | 200 lbs | - |
| Munoz, Juan | SP | Maple Marauders | 19 | 10/30/2044 | Las Margaritas | MEX | Left | Right | 6' 2" | 175 lbs | - |
| Munro, Dave | SP | Free Agent | 18 | 01/17/2045 | Repentigny | CAN | Right | Left | 6' 2" | 185 lbs | - |
| Murai, Mutsuhito | C | Free Agent | 17 | 02/19/2046 | Tsukuba | JPN | Right | Right | 6' 0" | 185 lbs | - |
| Murakami, Shunsuke | 2B | Walnut Creek Warriors | 19 | 02/11/2044 | Kameoka | JPN | Right | Right | 6' 0" | 180 lbs | - |
| Murakami, Tsuyohi | RP | Pennsylvania Butterflies | 17 | 03/25/2046 | Kawachinagano | JPN | Switch | Right | 6' 1" | 170 lbs | - |
| Murguia, Alex | SP | West Island Jazz | 17 | 01/23/2046 | Santo Domingo | DOM | Right | Right | 6' 3" | 180 lbs | - |
| Murilla, Pedro | SS | Hawaii Honu | 17 | 06/11/2046 | Ciudad Guayana | VEN | Right | Right | 6' 1" | 170 lbs | - |
| Murillo, Abraham | LF | Free Agent | 16 | 05/10/2047 | Cuernavaca | MEX | Left | Left | 6' 3" | 190 lbs | - |
| Murillo, Andy | SP | Seattle Sasquatch | 17 | 12/12/2046 | Santiago de Cuba | CUB | Left | Left | 6' 2" | 180 lbs | - |
| Murillo, Antonio | SP | Free Agent | 17 | 02/20/2046 | Sosúa | DOM | Right | Right | 6' 1" | 185 lbs | - |
| Murillo, Frank | RP | Free Agent | 18 | 06/09/2045 | Mayarí | CUB | Right | Right | 6' 3" | 180 lbs | - |
| Murillo, Frank | RF | Bighorn Bison | 18 | 07/08/2045 | Cumanayagua | CUB | Left | Left | 6' 3" | 205 lbs | - |
| Murillo, Juan | CF | Free Agent | 17 | 01/26/2046 | Capitanejo | COL | Switch | Right | 6' 2" | 185 lbs | - |
| Murillo, Pedro | SP | Cabo San Lucas Toreros | 19 | 06/01/2044 | Mexico City | MEX | Right | Right | 6' 2" | 175 lbs | - |
| Muro, Hector | CF | Dallas Texans | 18 | 07/27/2045 | Guadalajara | MEX | Left | Right | 6' 2" | 180 lbs | - |
| Muro, Rogelio | SP | Free Agent | 18 | 04/17/2045 | Cumana | VEN | Right | Right | 5' 11" | 160 lbs | - |
| Murphy, Dave | RP | Eureka Hornets | 25 | 12/28/2038 | Riverview | USA | Switch | Right | 5' 10" | 185 lbs | $600,000 |
| Murphy, Jin-young | 3B | Mexico City Luchadores | 17 | 06/11/2046 | Asan | KOR | Right | Right | 6' 2" | 190 lbs | - |
| Murphy, Shoji | SP | Mexico City Luchadores | 17 | 01/05/2047 | Tokyo | JPN | Right | Left | 6' 2" | 180 lbs | - |
| Murray, Barry | C | Walnut Creek Warriors | 27 | 05/07/2036 | Jacksonville | USA | Switch | Right | 6' 4" | 215 lbs | $600,000 |
| Muruato, Edgar | C | Free Agent | 16 | 05/30/2047 | Guaynabo | PUR | Right | Right | 6' 0" | 185 lbs | - |
| Musquiz, Antonio | SP | West Island Jazz | 15 | 01/31/2048 | San Juan | PUR | Left | Left | 6' 0" | 170 lbs | - |
| Musse, Cesar | CL | Quebec Armada | 19 | 02/19/2044 | Santo Domingo | DOM | Right | Right | 6' 3" | 185 lbs | - |
| Muszynski, Matt | SS | Hawaii Honu | 23 | 02/15/2040 | Hollywood | USA | Right | Right | 6' 1" | 195 lbs | $600,000 |
| Mutheru, Ixfensen | SP | San Francisco Earthquakes | 17 | 03/28/2046 | Pietersburg | RSA | Right | Right | 6' 4" | 180 lbs | - |
| Mutsaers, Jorian | SP | West Island Jazz | 18 | 02/16/2045 | Haarlem | NED | Right | Right | 6' 1" | 170 lbs | - |
| Mutton, Cameron | SP | Free Agent | 28 | 03/04/2035 | El Paso | USA | Right | Right | 6' 6" | 205 lbs | - |
| Muzorewa, Wolashe | SP | San Francisco Earthquakes | 19 | 01/21/2044 | Kroonstad | RSA | Right | Left | 6' 7" | 200 lbs | - |
| Mwaka, Abdikarim | SP | Vancouver Pioneers | 18 | 10/15/2045 | Witbank | RSA | Left | Left | 6' 3" | 190 lbs | - |
| Mysovsky, Vadim | SP | Pennsylvania Butterflies | 19 | 11/07/2044 | Telsiai | LTU | Right | Right | 6' 3" | 195 lbs | - |
