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|
| Name | Pos | Team | Age | DOB | POB | Nationality | Bats | Throws | Height | Weight | Salary |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Rabin, Chris | 2B | Free Agent | 17 | 05/02/2018 | Chicago | USA | Right | Right | 5' 10" | 150 lbs | - |
| Radican, Kevin | RP | Baltimore Orioles | 28 | 05/30/2007 | Coram | USA | Right | Right | 6' 1" | 190 lbs | $500,000 |
| Radunz, Greg | SP | Free Agent | 18 | 04/19/2017 | Irving | USA | Right | Right | 6' 1" | 160 lbs | - |
| Ragain, Ben | SP | Free Agent | 20 | 11/10/2014 | Grandview | USA | Right | Right | 6' 3" | 195 lbs | - |
| Ragsdell, Daryl | CL | Baltimore Orioles | 25 | 10/14/2009 | Charleston | USA | Right | Right | 6' 2" | 200 lbs | $500,000 |
| Raible, Ty | C | Free Agent | 16 | 04/28/2019 | Totowa | USA | Right | Right | 5' 10" | 175 lbs | - |
| Rajek, Don | C | Free Agent | 16 | 06/18/2019 | Rochester Hills | USA | Left | Right | 6' 1" | 190 lbs | - |
| Rambler, Donnie | SS | Free Agent | 21 | 05/19/2014 | Chicago | USA | Switch | Right | 6' 1" | 175 lbs | - |
| Ramírez, Adrián | RF | Free Agent | 16 | 12/06/2018 | Pinar del Rio | CUB | Left | Left | 6' 5" | 195 lbs | - |
| Ramírez, António | SP | Boston Red Sox | 18 | 02/09/2017 | Barquisimeto | VEN | Right | Right | 6' 2" | 180 lbs | - |
| Ramírez, António | SS | Boston Red Sox | 18 | 11/10/2016 | Jalpa | MEX | Right | Right | 6' 0" | 170 lbs | - |
| Ramírez, Augusto | C | Los Angeles Angels | 18 | 02/07/2017 | La Romana | DOM | Right | Right | 5' 11" | 170 lbs | - |
| Ramírez, César | 3B | Milwaukee Brewers | 22 | 12/30/2012 | Maracay | VEN | Right | Right | 6' 3" | 180 lbs | $500,000 |
| Ramírez, Cristóbal | CF | Free Agent | 18 | 06/24/2017 | Springfield | USA | Right | Right | 6' 1" | 170 lbs | - |
| Ramírez, David | RP | New Jersey Pioneers | 23 | 03/30/2012 | La Caya | DOM | Right | Right | 6' 1" | 190 lbs | $500,000 |
| Ramírez, Esteban | 1B | Los Angeles Angels | 28 | 09/21/2006 | Canóvanas | PUR | Left | Left | 6' 4" | 235 lbs | $3,100,000 |
| Ramírez, Héctor | RF | New York Mets | 18 | 02/26/2017 | Las Yayas de Viajama | DOM | Right | Right | 5' 10" | 165 lbs | - |
| Ramírez, Héctor | SS | Chicago Cubs | 29 | 11/30/2005 | Yaritagua | VEN | Left | Right | 6' 1" | 195 lbs | $18,700,000 |
| Ramírez, Iván | SP | Detroit Tigers | 19 | 04/18/2016 | Caracas | VEN | Right | Right | 6' 1" | 175 lbs | - |
| Ramírez, Iván | SP | Minnesota Twins | 18 | 05/06/2017 | Santo Domingo | DOM | Right | Left | 6' 5" | 190 lbs | - |
| Ramírez, Jesús | SP | Minnesota Twins | 18 | 04/17/2017 | Barinas | VEN | Left | Right | 6' 2" | 175 lbs | - |
| Ramírez, Jesús | RF | Free Agent | 19 | 02/12/2016 | El Pozo | DOM | Left | Left | 6' 4" | 200 lbs | - |
| Ramírez, Joaquín | 1B | Tampa Bay Rays | 19 | 08/30/2015 | Santo Domingo | DOM | Right | Right | 6' 7" | 205 lbs | - |
| Ramírez, Joe | SP | Free Agent | 23 | 03/19/2012 | Jacksonville | USA | Right | Right | 6' 2" | 190 lbs | - |
| Ramírez, Jon | SP | Free Agent | 16 | 07/22/2018 | Clearlake | USA | Right | Left | 6' 5" | 190 lbs | - |
| Ramírez, Jorge | SP | New York Mets | 18 | 05/24/2017 | Cumana | VEN | Left | Left | 6' 3" | 180 lbs | - |
| Ramírez, Jorge | SP | New Jersey Pioneers | 16 | 12/11/2018 | San Juan de la Maguana | DOM | Right | Right | 6' 5" | 185 lbs | - |
| Ramírez, José | SP | Miami Marlins | 16 | 09/18/2018 | Sabaneta | DOM | Right | Right | 6' 2" | 180 lbs | - |
| Ramírez, José | SP | Colorado Rockies | 17 | 01/31/2018 | Caracas | VEN | Right | Right | 6' 4" | 180 lbs | - |
| Ramírez, José | 2B | New York Yankees | 17 | 08/08/2017 | Higüey | DOM | Right | Right | 5' 11" | 170 lbs | - |
| Ramírez, José | C | Texas Rangers | 36 | 10/22/1998 | Sabana Iglesia | DOM | Right | Right | 6' 4" | 210 lbs | $3,150,000 |
| Ramírez, José | 1B | Chicago Cubs | 31 | 02/25/2004 | Santo Domingo | DOM | Switch | Right | 6' 3" | 215 lbs | $18,700,000 |
| Ramírez, Juan | SP | Free Agent | 16 | 10/27/2018 | Greeley | USA | Left | Right | 6' 5" | 185 lbs | - |
| Ramírez, Julián | CF | Los Angeles Angels | 19 | 03/19/2016 | Sabana Grande de Boya | DOM | Right | Right | 6' 2" | 170 lbs | - |
| Ramírez, Leonardo | CF | New York Mets | 17 | 08/14/2017 | Santo Domingo | DOM | Right | Left | 6' 0" | 165 lbs | - |
| Ramírez, Luis | 1B | Tampa Bay Rays | 26 | 01/28/2009 | New York | USA | Left | Left | 6' 2" | 205 lbs | $3,200,000 |
| Ramírez, Luis | 2B | Baltimore Orioles | 17 | 09/04/2017 | El Vigía | VEN | Right | Right | 6' 1" | 180 lbs | - |
| Ramírez, Miguel Angel | SS | New York Mets | 17 | 09/17/2017 | La Romana | DOM | Right | Right | 6' 1" | 180 lbs | - |
| Ramírez, Miguel Angel | SP | Tampa Bay Rays | 17 | 02/03/2018 | Bogota | COL | Right | Left | 6' 2" | 170 lbs | - |
| Ramírez, Nemesio | SP | Free Agent | 18 | 05/23/2017 | Brentwood | USA | Left | Left | 5' 11" | 165 lbs | - |
| Ramírez, Víctor | 1B | San Francisco Giants | 22 | 12/28/2012 | Las Matas de Santa Cruz | DOM | Right | Right | 6' 1" | 200 lbs | - |
| Ramón, José | RF | Oakland Athletics | 17 | 08/11/2017 | Santo Domingo | DOM | Left | Left | 6' 2" | 190 lbs | - |
| Ramos, Alfredo | SP | Washington Nationals | 18 | 12/31/2016 | Higüey | DOM | Right | Right | 6' 4" | 200 lbs | - |
| Ramos, Alfredo | SP | San Francisco Giants | 17 | 06/15/2018 | Sahagún | COL | Left | Right | 6' 6" | 200 lbs | - |
| Ramos, Alfredo | RF | Toronto Blue Jays | 18 | 09/30/2016 | Pepillo Salcedo | DOM | Right | Right | 6' 2" | 190 lbs | - |
| Ramos, Ángelo | SP | Chicago White Sox | 18 | 11/24/2016 | Pacora | PAN | Right | Right | 6' 7" | 200 lbs | - |
| Ramos, Bernardo | SS | Toronto Blue Jays | 18 | 06/05/2017 | Sincelejo | COL | Switch | Right | 6' 2" | 175 lbs | - |
| Ramos, Enrico | SP | Washington Nationals | 18 | 06/30/2016 | Villa del Rosario | VEN | Right | Right | 5' 10" | 165 lbs | - |
| Ramos, Esteban | SP | Kansas City Royals | 17 | 07/19/2017 | Naucalpan | MEX | Right | Right | 6' 1" | 175 lbs | - |
| Ramos, Jesús | RP | Detroit Tigers | 20 | 11/22/2014 | Delray Beach | USA | Right | Right | 6' 4" | 195 lbs | - |
| Ramos, Jim | RF | Chicago Cubs | 28 | 02/24/2007 | Olympia | USA | Left | Left | 6' 0" | 200 lbs | $6,500,000 |
| Ramos, José | SP | New Jersey Pioneers | 18 | 10/24/2016 | Caracas | VEN | Right | Right | 5' 11" | 165 lbs | - |
| Ramos, José | SP | Philadelphia Phillies | 18 | 05/30/2017 | Bogota | COL | Right | Right | 6' 6" | 205 lbs | - |
| Ramos, Juan | C | Free Agent | 19 | 07/05/2015 | Barquisimeto | VEN | Right | Right | 6' 2" | 195 lbs | - |
| Ramos, Juan | 2B | Toronto Blue Jays | 29 | 05/03/2006 | Amarillo | USA | Right | Right | 6' 3" | 205 lbs | $5,040,000 |
| Ramos, Julián | SP | Texas Rangers | 19 | 09/18/2015 | Caracas | VEN | Right | Right | 6' 6" | 200 lbs | - |
| Ramos, Mariano | RP | Detroit Tigers | 30 | 09/25/2004 | Santo Domingo | DOM | Left | Left | 6' 0" | 200 lbs | $8,750,000 |
| Ramos, Raúl | 3B | Free Agent | 20 | 07/26/2014 | Wellesley | USA | Switch | Right | 6' 4" | 210 lbs | - |
| Ramos, Rubén | CF | Free Agent | 17 | 03/05/2018 | Yauco | PUR | Left | Left | 6' 4" | 190 lbs | - |
| Ramsey, Tommy | SP | St. Louis Cardinals | 24 | 12/21/2010 | Boardman | USA | Right | Right | 6' 5" | 205 lbs | $500,000 |
| Ranalli, Phil | RP | Free Agent | 23 | 04/27/2012 | Tulsa | USA | Right | Right | 6' 6" | 210 lbs | - |
| Ranallo, Tim | 1B | Free Agent | 20 | 08/18/2014 | New York | USA | Left | Left | 6' 0" | 200 lbs | - |
| Randler, Dan | CF | Free Agent | 17 | 06/19/2018 | Ypsilanti | USA | Left | Right | 6' 3" | 175 lbs | - |
| Randolph, Steve | SP | Free Agent | 20 | 07/03/2014 | New York | USA | Right | Right | 6' 7" | 210 lbs | - |
| Rangel, Ignacio | SP | Free Agent | 18 | 09/10/2016 | Tuxtla Gutiérrez | MEX | Right | Right | 6' 2" | 170 lbs | - |
| Rangel, Iván | SP | Boston Red Sox | 19 | 12/17/2015 | Santo Domingo | DOM | Right | Right | 6' 1" | 180 lbs | - |
| Rangel, Luis | 3B | Pittsburgh Pirates | 18 | 05/20/2017 | Santiago | DOM | Right | Right | 6' 2" | 190 lbs | - |
| Rangel, Orlando | SP | Colorado Rockies | 17 | 01/20/2018 | Santo Domingo | DOM | Right | Right | 6' 2" | 175 lbs | - |
| Rangel, Tomás | SS | Miami Marlins | 17 | 08/05/2017 | San Victor | DOM | Right | Right | 6' 4" | 185 lbs | - |
| Rank, Alan | SP | Free Agent | 20 | 08/23/2014 | Portland | USA | Right | Right | 6' 0" | 180 lbs | - |
| Rannazzisi, Dave | SP | Free Agent | 16 | 09/09/2018 | North Las Vegas | USA | Right | Right | 6' 3" | 175 lbs | - |
| Ranney, Jon | CL | Chicago Cubs | 30 | 08/16/2004 | Sacramento | USA | Right | Right | 6' 8" | 230 lbs | $1,700,000 |
| Rapalo, Juan | SP | Free Agent | 16 | 12/30/2018 | Houston | USA | Right | Right | 6' 3" | 180 lbs | - |
| Rapisardi, Daniel | 2B | Detroit Tigers | 19 | 10/26/2015 | Maracaibo | VEN | Switch | Right | 5' 11" | 170 lbs | - |
| Rapport, Dave | SP | Free Agent | 21 | 06/25/2014 | Layton | USA | Right | Right | 6' 4" | 195 lbs | - |
| Rasco, Ed | CF | Free Agent | 16 | 03/07/2019 | New York | USA | Left | Right | 6' 1" | 170 lbs | - |
| Rast, Johnny | SS | Minnesota Twins | 24 | 08/26/2010 | Virginia Beach | USA | Left | Right | 6' 2" | 195 lbs | $500,000 |
| Ratajczak, Steve | SP | Free Agent | 17 | 11/30/2017 | Grenada | USA | Right | Right | 6' 1" | 170 lbs | - |
| Rathmann, Stan | SS | Free Agent | 15 | 08/03/2019 | Maywood | USA | Left | Right | 6' 1" | 165 lbs | - |
| Ratti, Fernand | LF | Seattle Mariners | 17 | 11/27/2017 | Santa Teresa di Riva | ITA | Right | Right | 5' 10" | 155 lbs | - |
| Rauch, Werner | SP | Houston Astros | 17 | 07/24/2017 | Linz | AUT | Left | Left | 6' 2" | 185 lbs | - |
| Rauhuff, Rob | RF | Free Agent | 17 | 12/13/2017 | Naperville | USA | Left | Right | 6' 3" | 190 lbs | - |
| Rauser, Bobby | SP | Free Agent | 25 | 09/05/2009 | Sunbury | USA | Switch | Right | 6' 2" | 200 lbs | - |
| Ravina, Bernardo | RF | Colorado Rockies | 18 | 04/27/2017 | Santo Domingo | DOM | Switch | Left | 6' 1" | 185 lbs | - |
| Rayburn, Bobby | RF | Chicago White Sox | 23 | 07/31/2011 | Orlando | USA | Left | Left | 6' 6" | 200 lbs | $500,000 |
| Reberg, Jeff | SP | Free Agent | 17 | 11/15/2017 | Phoenix | USA | Right | Right | 6' 5" | 185 lbs | - |
| Rebola, Barnabé | SP | New York Mets | 17 | 05/25/2018 | Petare | VEN | Right | Right | 6' 0" | 165 lbs | - |
| Rebouas, Jacome | SP | Houston Astros | 18 | 07/19/2016 | Palo Negro | VEN | Right | Right | 6' 1" | 170 lbs | - |
| Recchini, Marcelino | SP | Detroit Tigers | 19 | 10/18/2015 | Valle de la Pascua | VEN | Left | Right | 6' 2" | 175 lbs | - |
| Reckman, Jeff | SP | Free Agent | 25 | 04/30/2010 | Bellingham | USA | Left | Left | 6' 8" | 215 lbs | - |
| Redenbaugh, Caden | SP | Free Agent | 20 | 09/16/2014 | Phoenix | USA | Switch | Right | 6' 1" | 195 lbs | - |
| Reed, Lou | SP | Free Agent | 22 | 06/21/2013 | St. Johns | USA | Left | Right | 6' 5" | 205 lbs | - |
| Regoli, Jim | C | Free Agent | 20 | 01/07/2015 | Rancho Cucamonga | USA | Switch | Right | 6' 3" | 205 lbs | - |
| Rehfeldt, Tim | CF | Free Agent | 16 | 02/25/2019 | Griswold | USA | Switch | Right | 6' 3" | 180 lbs | - |
| Reilly, Keiran | SP | Colorado Rockies | 17 | 01/04/2018 | Hobart | AUS | Right | Right | 6' 8" | 200 lbs | - |
| Reinard, Rob | SP | Free Agent | 20 | 01/25/2015 | Midland | USA | Switch | Right | 6' 1" | 175 lbs | - |
| Reinbold, Curt | SP | Free Agent | 20 | 11/02/2014 | Vallejo | USA | Switch | Right | 5' 11" | 170 lbs | - |
| Reintjes, Jon | RP | Los Angeles Angels | 28 | 08/04/2006 | Spring Lake Park | USA | Right | Right | 6' 0" | 195 lbs | $2,900,000 |
| Reitsema, Adriaan | C | Cincinnati Reds | 18 | 08/13/2016 | Nort Salinja | ANT | Right | Right | 6' 3" | 195 lbs | - |
| Rekieta, Mike | LF | Free Agent | 16 | 10/21/2018 | Centreville | USA | Right | Right | 6' 4" | 190 lbs | - |
| Rembold, Ronnie | SS | Free Agent | 21 | 05/18/2014 | Springfield | USA | Right | Right | 6' 4" | 200 lbs | - |
| Remeloso, Luís | SP | Boston Red Sox | 17 | 08/07/2017 | Campinas | BRA | Left | Right | 6' 2" | 180 lbs | - |
| Remley, Clarence | C | Free Agent | 20 | 01/27/2015 | Seattle | USA | Right | Right | 6' 0" | 190 lbs | - |
| Rempel, Pat | C | Free Agent | 20 | 09/19/2014 | Mounds View | USA | Right | Right | 6' 0" | 200 lbs | - |
| Rentería, Héctor | 2B | New York Yankees | 17 | 07/10/2017 | Mérida | VEN | Right | Right | 6' 1" | 170 lbs | - |
| Rentería, Juan | LF | Free Agent | 17 | 10/21/2017 | New York | USA | Switch | Right | 6' 1" | 180 lbs | - |
| Resecker, Jermaine | SP | Free Agent | 23 | 02/28/2012 | Salem | USA | Left | Left | 6' 4" | 200 lbs | - |
| Ressel, Bubba | 3B | Free Agent | 17 | 07/26/2017 | Winnemucca | USA | Right | Right | 5' 10" | 175 lbs | - |
| Reyes, Álex | SP | New York Mets | 19 | 08/01/2015 | El Hatillo | VEN | Left | Left | 6' 2" | 180 lbs | - |
| Reyes, Anastasio | RP | Los Angeles Dodgers | 17 | 02/10/2018 | San Cristóbal | DOM | Switch | Right | 6' 3" | 180 lbs | - |
| Reyes, Arturo | SP | Los Angeles Angels | 19 | 05/12/2016 | Quivicán | CUB | Right | Left | 6' 5" | 195 lbs | - |
| Reyes, Jeff | SP | Free Agent | 17 | 09/19/2017 | Albuquerque | USA | Right | Right | 6' 1" | 170 lbs | - |
| Reyes, Jesús | SP | Minnesota Twins | 18 | 07/18/2016 | San Miguelito | PAN | Left | Right | 6' 2" | 175 lbs | - |
| Reyes, José | LF | San Diego Padres | 16 | 07/09/2018 | Barquisimeto | VEN | Right | Right | 6' 3" | 185 lbs | - |
| Reyes, Juan | 2B | Free Agent | 16 | 05/29/2019 | Bothell | USA | Right | Right | 5' 10" | 165 lbs | - |
| Reyes, Julián | SP | New Jersey Pioneers | 16 | 01/17/2019 | Santiago | DOM | Right | Right | 6' 4" | 185 lbs | - |
| Reyes, Luis | SP | New York Yankees | 17 | 11/16/2017 | El Tigre | VEN | Right | Right | 6' 0" | 165 lbs | - |
| Reyes, Luis Antonio | SP | New York Yankees | 17 | 06/30/2017 | Santiago | DOM | Switch | Right | 6' 2" | 170 lbs | - |
| Reyes, Octávio | C | Colorado Rockies | 18 | 02/08/2017 | Minga Guazú | PAR | Right | Right | 6' 6" | 200 lbs | - |
| Reyna, Chris | SS | Free Agent | 17 | 07/13/2017 | Womelsdorf | USA | Right | Right | 5' 9" | 160 lbs | - |
| Reyna, Esteban | RF | Detroit Tigers | 19 | 08/18/2015 | Santo Domingo | DOM | Left | Left | 6' 4" | 195 lbs | - |
| Reyna, José | SP | Minnesota Twins | 18 | 05/09/2017 | Santo Domingo | DOM | Right | Right | 6' 6" | 195 lbs | - |
| Reyna, Raúl | RP | Free Agent | 24 | 04/27/2011 | Trujillo Alto | PUR | Left | Left | 6' 3" | 200 lbs | - |
| Reynolds, Mike | RP | Detroit Tigers | 25 | 06/12/2010 | Ellsworth | USA | Right | Right | 6' 6" | 215 lbs | - |
| Reynoso, Jesús | SP | Cleveland Indians | 23 | 10/09/2011 | Madero | MEX | Left | Left | 6' 4" | 205 lbs | $500,000 |
| Rezac, Dan | SS | Free Agent | 17 | 07/26/2017 | Brooklyn | USA | Right | Right | 6' 2" | 175 lbs | - |
| Rheingans, Dave | SP | Free Agent | 21 | 09/23/2013 | North Barrington | USA | Right | Right | 6' 0" | 185 lbs | - |
| Rhodes, Bob | SP | Free Agent | 16 | 07/23/2018 | Pensacola | USA | Left | Left | 6' 3" | 175 lbs | - |
| Rhodus, Waylon | SP | Free Agent | 16 | 02/07/2019 | Los Angeles | USA | Right | Right | 6' 4" | 185 lbs | - |
| Rice, Mike | RP | Detroit Tigers | 18 | 07/03/2016 | Oakland | USA | Left | Left | 6' 1" | 175 lbs | - |
| Richardson, Art | SP | Free Agent | 21 | 06/24/2014 | Clifton Springs | USA | Right | Right | 6' 4" | 200 lbs | - |
| Richardson, Mike | SP | Free Agent | 17 | 01/25/2018 | New York | USA | Right | Right | 6' 1" | 170 lbs | - |
| Richeson, Danny | 2B | Free Agent | 17 | 06/29/2017 | Renton | USA | Right | Right | 6' 0" | 175 lbs | - |
| Rickerson, Elroy | SP | Free Agent | 24 | 04/23/2011 | New York | USA | Right | Right | 6' 2" | 190 lbs | - |
| Ricket, Jim | CF | Free Agent | 16 | 09/01/2018 | Arlington | USA | Left | Left | 5' 11" | 165 lbs | - |
| Rico, António | SP | Free Agent | 18 | 05/28/2017 | Fredericktown-Millsboro | USA | Right | Right | 5' 11" | 170 lbs | - |
| Rico, Iván | RP | Philadelphia Phillies | 24 | 05/21/2011 | Güines | CUB | Left | Left | 6' 4" | 195 lbs | $500,000 |
| Ricord, Tim | 2B | Free Agent | 17 | 02/27/2018 | Oklahoma City | USA | Right | Right | 6' 4" | 180 lbs | - |
| Ridgell, Ted | SP | Free Agent | 17 | 03/25/2018 | Lompoc | USA | Left | Left | 6' 3" | 175 lbs | - |
| Rienks, Tim | RP | New Jersey Pioneers | 26 | 04/14/2009 | Willingboro Township | USA | Right | Right | 6' 7" | 205 lbs | $500,000 |
| Riepe, Kevin | CF | Free Agent | 17 | 05/12/2018 | Temple Terrace | USA | Right | Right | 6' 4" | 180 lbs | - |
| Rigoulot, Waylon | SP | Free Agent | 18 | 05/31/2017 | Shafter | USA | Right | Right | 6' 2" | 175 lbs | - |
| Rimel, Eric | SP | Free Agent | 22 | 12/27/2012 | Killeen | USA | Switch | Right | 5' 9" | 175 lbs | - |
| Rinebold, Doug | 2B | Free Agent | 21 | 03/06/2014 | Pomona | USA | Right | Right | 5' 10" | 165 lbs | - |
| Ringle, Phil | SP | Free Agent | 19 | 10/24/2015 | Pleasanton | USA | Switch | Right | 6' 1" | 185 lbs | - |
| Rinkes, Bob | SP | Free Agent | 19 | 12/23/2015 | Central Falls | USA | Left | Left | 6' 2" | 185 lbs | - |
| Ríos, Cipriano | 3B | Kansas City Royals | 16 | 11/27/2018 | Motul | MEX | Left | Right | 6' 1" | 185 lbs | - |
| Ríos, Dani | 3B | New Jersey Pioneers | 18 | 09/21/2016 | Los Teques | VEN | Left | Right | 5' 11" | 175 lbs | - |
| Ríos, Jorge | SP | Free Agent | 20 | 07/25/2014 | Yonkers | USA | Right | Right | 6' 1" | 185 lbs | - |
| Ríos, José | SP | Miami Marlins | 17 | 07/10/2017 | Coro | VEN | Switch | Right | 6' 1" | 170 lbs | - |
| Ríos, José | RF | Oakland Athletics | 27 | 07/03/2007 | Santiago | DOM | Left | Left | 6' 2" | 200 lbs | $1,000,000 |
| Ríos, José | SP | New York Yankees | 18 | 12/28/2016 | Palo Negro | VEN | Left | Right | 6' 2" | 180 lbs | - |
| Ríos, Mario | CF | Minnesota Twins | 18 | 11/26/2016 | San Pedro de Macorís | DOM | Right | Right | 6' 0" | 165 lbs | - |
| Ríos, Norberto | SP | New York Yankees | 18 | 12/01/2016 | Bonao | DOM | Right | Right | 5' 9" | 155 lbs | - |
| Ríos, Pancho | CF | Minnesota Twins | 17 | 03/25/2018 | Jarabacoa | DOM | Right | Right | 6' 1" | 170 lbs | - |
| Ripoli, Mike | SP | Free Agent | 17 | 01/01/2018 | North Charleston | USA | Right | Right | 6' 1" | 160 lbs | - |
| Rippetoe, Dave | C | Atlanta Braves | 23 | 07/11/2011 | Easton | USA | Left | Right | 6' 0" | 200 lbs | $500,000 |
| Ristaino, Bob | CF | Free Agent | 16 | 09/27/2018 | Grand Haven | USA | Right | Left | 6' 1" | 170 lbs | - |
| Ritchie, Ed | RP | Baltimore Orioles | 27 | 11/30/2007 | Hurst | USA | Switch | Right | 5' 11" | 200 lbs | $500,000 |
| Ritger, Ed | SP | Free Agent | 21 | 06/10/2014 | Wichita Falls | USA | Switch | Right | 6' 3" | 180 lbs | - |
| Ritt, Jim | SS | Free Agent | 16 | 08/01/2018 | Canby | USA | Right | Right | 6' 2" | 170 lbs | - |
| Ritt, Phil | C | Free Agent | 17 | 10/29/2017 | Brooklyn | USA | Right | Right | 6' 1" | 200 lbs | - |
| Ritter, Mike | SP | Free Agent | 20 | 02/25/2015 | Jamesburg | USA | Switch | Right | 6' 5" | 195 lbs | - |
| Ritzert, Jeremy | SP | Free Agent | 16 | 05/28/2019 | North Salt Lake | USA | Left | Left | 6' 2" | 175 lbs | - |
| Rivas, Esteban | SP | New Jersey Pioneers | 19 | 03/22/2016 | Higüey | DOM | Right | Right | 6' 2" | 175 lbs | - |
| Rivas, Jesús | SP | Free Agent | 16 | 10/14/2018 | Palm Harbor | USA | Right | Right | 6' 6" | 185 lbs | - |
| Rivas, Rodrigo | CF | Arizona Diamondbacks | 18 | 11/07/2016 | Santo Domingo | DOM | Right | Right | 6' 3" | 190 lbs | - |
| Rivaz, Luis | SP | Free Agent | 17 | 10/02/2017 | Woburn | USA | Left | Left | 5' 11" | 155 lbs | - |
| Rivera, Alfredo | SP | Free Agent | 16 | 11/18/2018 | San Juan | PUR | Right | Right | 6' 6" | 195 lbs | - |
| Rivera, Ángelo | RP | Tampa Bay Rays | 29 | 04/17/2006 | La Romana | DOM | Left | Right | 6' 3" | 200 lbs | $500,000 |
| Rivera, António | CF | St. Louis Cardinals | 26 | 04/05/2009 | New York | USA | Right | Right | 6' 4" | 205 lbs | $500,000 |
| Rivera, António | SP | Colorado Rockies | 17 | 04/12/2018 | Villa Gonzalez | DOM | Switch | Right | 6' 1" | 170 lbs | - |
| Rivera, Arturo | SP | Washington Nationals | 16 | 02/05/2019 | Santo Domingo | DOM | Right | Right | 6' 3" | 165 lbs | - |
| Rivera, Aurelio | SP | Free Agent | 17 | 11/25/2017 | Lafayette | USA | Right | Right | 6' 4" | 180 lbs | - |
| Rivera, David | SP | Washington Nationals | 18 | 12/15/2016 | Mexico City | MEX | Left | Left | 6' 4" | 185 lbs | - |
| Rivera, Edgardo | RP | Seattle Mariners | 27 | 12/21/2007 | Hollywood | USA | Switch | Right | 5' 10" | 190 lbs | $500,000 |
| Rivera, Edgardo | SP | Los Angeles Angels | 17 | 03/02/2018 | San Pedro de Macorís | DOM | Right | Right | 6' 4" | 180 lbs | - |
| Rivera, Enrico | SP | Cleveland Indians | 17 | 03/06/2018 | Santo Domingo | DOM | Right | Right | 6' 4" | 180 lbs | - |
| Rivera, Ernesto | SP | Washington Nationals | 16 | 10/14/2018 | Santo Domingo | DOM | Left | Left | 6' 1" | 175 lbs | - |
| Rivera, Iván | SP | Los Angeles Angels | 19 | 05/21/2016 | Barquisimeto | VEN | Right | Right | 6' 2" | 185 lbs | - |
| Rivera, Jorge | LF | Free Agent | 20 | 01/03/2015 | New York | USA | Left | Left | 6' 1" | 190 lbs | - |
| Rivera, José | SP | San Diego Padres | 19 | 08/11/2015 | Santo Domingo | DOM | Right | Right | 6' 8" | 200 lbs | - |
| Rivera, José | RF | Milwaukee Brewers | 18 | 09/11/2016 | Panama | PAN | Right | Right | 6' 6" | 200 lbs | - |
| Rivera, José | RF | Milwaukee Brewers | 17 | 04/24/2018 | Santo Domingo | DOM | Left | Left | 6' 1" | 175 lbs | - |
| Rivera, Juan | SS | Boston Red Sox | 25 | 01/20/2010 | Baruta | VEN | Switch | Right | 6' 2" | 180 lbs | $500,000 |
| Rivera, Luis | SS | St. Louis Cardinals | 16 | 01/29/2019 | Santo Domingo | DOM | Right | Right | 5' 9" | 150 lbs | - |
| Rivera, Luis Manuel | SP | Las Vegas Rat Pack | 18 | 01/08/2017 | Esperanza | DOM | Left | Left | 6' 1" | 170 lbs | - |
| Rivera, Manny | LF | Colorado Rockies | 18 | 06/08/2017 | Cotuí | DOM | Right | Right | 6' 0" | 180 lbs | - |
| Rivera, Manny | SP | San Francisco Giants | 16 | 11/09/2018 | Cúcuta | COL | Right | Left | 5' 11" | 165 lbs | - |
| Rivera, Orlando | SP | Minnesota Twins | 16 | 08/13/2018 | Cotuí | DOM | Right | Right | 6' 2" | 175 lbs | - |
| Rivera, Raúl | C | Miami Marlins | 16 | 12/24/2018 | Puerto Plata | DOM | Left | Right | 6' 3" | 200 lbs | - |
| Rivera, Robinson | SP | Pittsburgh Pirates | 18 | 04/30/2017 | Nagua | DOM | Switch | Right | 6' 3" | 175 lbs | - |
| Rivera, Rubén | SP | San Diego Padres | 16 | 12/28/2018 | Baní | DOM | Right | Right | 6' 5" | 195 lbs | - |
| Rivera, Rubén | SP | Tampa Bay Rays | 19 | 01/25/2016 | Yaritagua | VEN | Right | Right | 6' 1" | 170 lbs | - |
| Rivera, Sergio | 2B | Atlanta Braves | 16 | 08/13/2018 | Puerto Cabello | VEN | Left | Right | 6' 0" | 170 lbs | - |
| Rivera, Sergio | CF | Seattle Mariners | 17 | 09/30/2017 | La Victoria | VEN | Right | Right | 6' 1" | 175 lbs | - |
| Rivera, Xavier | SS | Free Agent | 15 | 09/28/2019 | Waukegan | USA | Right | Right | 6' 0" | 160 lbs | - |
| Rivero, Héctor | SP | Seattle Mariners | 16 | 10/21/2018 | San Pedro de Macorís | DOM | Right | Right | 6' 6" | 200 lbs | - |
| Rivero, Jorge | 1B | Los Angeles Dodgers | 17 | 10/14/2017 | Villa Los Almacigos | DOM | Switch | Right | 6' 4" | 200 lbs | - |
| Roback, Ed | SP | New York Yankees | 27 | 05/18/2008 | Cloverleaf | USA | Right | Right | 6' 4" | 205 lbs | $500,000 |
| Robarge, Ben | SP | Free Agent | 19 | 07/10/2015 | Franklin Park | USA | Right | Right | 6' 0" | 175 lbs | - |
| Robart, Jim | SP | Free Agent | 19 | 11/29/2015 | New York | USA | Right | Right | 6' 1" | 180 lbs | - |
| Robateam, Adrián | SP | Free Agent | 16 | 10/30/2018 | Cataño | PUR | Right | Right | 6' 3" | 185 lbs | - |
| Robbins, Chris | C | Free Agent | 33 | 01/06/2002 | Shawnee | USA | Right | Right | 6' 0" | 210 lbs | - |
| Robbs, Eli | SP | Free Agent | 17 | 10/28/2017 | Fenton | USA | Right | Right | 6' 1" | 175 lbs | - |
| Roberson, Rusty | SP | Oakland Athletics | 31 | 01/30/2004 | Jacksonville | USA | Right | Right | 5' 11" | 195 lbs | $1,400,000 |
| Robert, Jim | C | Free Agent | 20 | 10/01/2014 | Vaudreuil-Dorion | CAN | Left | Right | 6' 0" | 195 lbs | - |
| Robertello, Brad | C | Free Agent | 17 | 07/02/2017 | Madison | USA | Right | Right | 6' 1" | 185 lbs | - |
| Roberts, Bob | SP | Free Agent | 18 | 06/14/2017 | Hayward | USA | Left | Right | 6' 4" | 180 lbs | - |
| Roberts, Joe | RF | Kansas City Royals | 20 | 10/07/2014 | Phoenix | USA | Switch | Left | 6' 0" | 170 lbs | $500,000 |
| Robinson, Bob | SP | Detroit Tigers | 30 | 04/26/2005 | Evanston | USA | Right | Right | 6' 3" | 205 lbs | $700,000 |
| Robinson, Danny | RF | San Diego Padres | 29 | 09/03/2005 | Irving | USA | Left | Left | 6' 6" | 220 lbs | $8,625,000 |
| Robinson, Don | 1B | New York Yankees | 28 | 10/25/2006 | Chicopee | USA | Right | Right | 6' 3" | 200 lbs | $13,750,000 |
| Robinson, Jon | 1B | Cincinnati Reds | 32 | 12/16/2002 | Fate | USA | Left | Right | 6' 0" | 210 lbs | $32,000,000 |
| Robinson, Ronnie | SP | Free Agent | 17 | 09/16/2017 | Atlanta | USA | Left | Left | 6' 5" | 195 lbs | - |
| Robio, Donato | 2B | Los Angeles Dodgers | 29 | 10/18/2005 | Itaparica | BRA | Left | Right | 6' 0" | 170 lbs | $12,870,000 |
| Robles, Alfredo | SP | Miami Marlins | 17 | 03/08/2018 | Santo Domingo | DOM | Right | Right | 6' 1" | 170 lbs | - |
| Robles, Anastasio | SP | St. Louis Cardinals | 25 | 02/22/2010 | Palm Beach | USA | Right | Right | 6' 6" | 205 lbs | $500,000 |
| Robles, Héctor | C | Detroit Tigers | 19 | 11/18/2015 | La Asunción | VEN | Right | Right | 5' 10" | 175 lbs | - |
| Robles, Jesús | RP | Tampa Bay Rays | 29 | 05/30/2006 | Coro | VEN | Right | Right | 6' 1" | 200 lbs | $850,000 |
| Robles, José | CF | New Jersey Pioneers | 17 | 07/10/2017 | Panama | PAN | Right | Right | 6' 0" | 175 lbs | - |
| Robles, Juan Carlos | SP | Los Angeles Angels | 18 | 01/28/2017 | Santo Domingo | DOM | Left | Left | 6' 2" | 185 lbs | - |
| Robshaw, Dave | SP | Free Agent | 19 | 09/09/2015 | New York | USA | Left | Left | 5' 11" | 170 lbs | - |
| Rocha, Aurelio | SS | Free Agent | 17 | 12/01/2017 | Overland Park | USA | Right | Right | 6' 2" | 175 lbs | - |
| Rocha, Chayo | SS | Minnesota Twins | 17 | 01/25/2018 | Cali | COL | Left | Right | 6' 3" | 180 lbs | - |
| Rocha, José | SP | Tampa Bay Rays | 17 | 12/15/2017 | Santo Domingo | DOM | Left | Right | 6' 4" | 185 lbs | - |
| Rockel, Robbie | RP | Tampa Bay Rays | 30 | 12/29/2004 | Chicago | USA | Right | Right | 6' 0" | 200 lbs | $5,250,000 |
| Rockhill, Ron | SP | Free Agent | 21 | 07/18/2013 | Los Altos | USA | Right | Right | 6' 2" | 190 lbs | - |
| Rode, Chris | LF | Free Agent | 17 | 10/08/2017 | Larkspur | USA | Right | Right | 6' 2" | 200 lbs | - |
| Rodefer, Bob | SP | Free Agent | 16 | 08/23/2018 | Simpsonville | USA | Switch | Right | 6' 9" | 200 lbs | - |
| Rodezno, José | SP | New Jersey Pioneers | 19 | 04/25/2016 | Higüey | DOM | Left | Left | 6' 2" | 175 lbs | - |
| Rodgers, Jerry | LF | Free Agent | 20 | 05/17/2015 | Los Angeles | USA | Right | Right | 5' 10" | 175 lbs | - |
| Rodregus, Ernesto | SP | Tampa Bay Rays | 17 | 01/25/2018 | Caracas | VEN | Right | Right | 5' 10" | 160 lbs | - |
| Rodríguez, Albert | SP | San Diego Padres | 17 | 09/27/2017 | Laguna Salada | DOM | Right | Right | 6' 3" | 180 lbs | - |
| Rodríguez, Alfredo | SS | Chicago White Sox | 26 | 11/05/2008 | New Lebanon | USA | Right | Right | 6' 0" | 190 lbs | $500,000 |
| Rodríguez, Alfredo | 1B | Chicago White Sox | 26 | 12/15/2008 | Detroit | USA | Left | Right | 6' 2" | 200 lbs | $500,000 |
| Rodríguez, António | SS | Pittsburgh Pirates | 28 | 08/22/2006 | Güigüe | VEN | Right | Right | 6' 1" | 195 lbs | $500,000 |
| Rodríguez, Arturo | RP | Houston Astros | 27 | 06/23/2008 | Santo Domingo | DOM | Right | Right | 6' 0" | 175 lbs | $990,000 |
| Rodríguez, Cipriano | C | Washington Nationals | 28 | 03/07/2007 | Jaruco | CUB | Right | Right | 6' 2" | 200 lbs | $4,075,500 |
| Rodríguez, Cristóbal | SP | Colorado Rockies | 18 | 09/08/2016 | Los Teques | VEN | Right | Right | 6' 4" | 185 lbs | - |
| Rodríguez, Cristóbal | SS | Oakland Athletics | 18 | 10/03/2016 | La Vega | DOM | Right | Right | 6' 4" | 195 lbs | - |
| Rodríguez, David | LF | Free Agent | 16 | 08/07/2018 | Las Marías | PUR | Right | Right | 6' 0" | 175 lbs | - |
| Rodríguez, Edgardo | SP | San Diego Padres | 17 | 07/30/2017 | Hato Mayor | DOM | Right | Right | 6' 2" | 175 lbs | - |
| Rodríguez, Gilberto | SP | Boston Red Sox | 19 | 09/01/2015 | Panama | PAN | Right | Right | 6' 2" | 190 lbs | - |
| Rodríguez, Heraclio | SP | Los Angeles Angels | 19 | 10/21/2015 | Cabral | DOM | Right | Right | 6' 2" | 180 lbs | - |
| Rodríguez, Ignacio | 3B | Colorado Rockies | 31 | 12/19/2003 | Boca Chica | DOM | Right | Right | 6' 0" | 200 lbs | $19,000,000 |
| Rodríguez, Ismael | SP | St. Louis Cardinals | 17 | 07/20/2017 | Las Teyerías | VEN | Right | Right | 6' 3" | 185 lbs | - |
| Rodríguez, Jesús | 3B | San Diego Padres | 25 | 03/05/2010 | Shelley | USA | Left | Right | 6' 2" | 200 lbs | $500,000 |
| Rodríguez, Jesús | 3B | Free Agent | 17 | 05/21/2018 | Matanzas | CUB | Switch | Right | 5' 11" | 170 lbs | - |
| Rodríguez, Jesús | CF | Free Agent | 17 | 01/14/2018 | Ponce | PUR | Right | Right | 6' 2" | 185 lbs | - |
| Rodríguez, Jesús | SS | Tampa Bay Rays | 18 | 06/21/2017 | Valera | VEN | Right | Right | 6' 0" | 165 lbs | - |
| Rodríguez, Jorge | SS | New Jersey Pioneers | 18 | 04/23/2017 | Tinaquillo | VEN | Right | Right | 6' 1" | 165 lbs | - |
| Rodríguez, Jorge | SS | San Francisco Giants | 17 | 09/18/2017 | Higüey | DOM | Left | Right | 5' 11" | 160 lbs | - |
| Rodríguez, Jorge | SP | Houston Astros | 17 | 08/26/2017 | Santo Domingo | DOM | Right | Left | 6' 3" | 180 lbs | - |
| Rodríguez, José | SP | Cleveland Indians | 16 | 11/18/2018 | Puerto Plata | DOM | Left | Left | 6' 5" | 190 lbs | - |
| Rodríguez, José | SS | Seattle Mariners | 23 | 11/11/2011 | Ciudad Guayana | VEN | Switch | Right | 6' 4" | 200 lbs | $500,000 |
| Rodríguez, José | C | Arizona Diamondbacks | 16 | 04/13/2019 | Ciudad Guayana | VEN | Right | Right | 6' 2" | 195 lbs | - |
| Rodríguez, José | 3B | Free Agent | 16 | 11/14/2018 | Palmdale | USA | Left | Right | 6' 2" | 180 lbs | - |
| Rodríguez, José | SP | Pittsburgh Pirates | 18 | 05/26/2017 | San Joaquín | VEN | Switch | Right | 6' 6" | 195 lbs | - |
| Rodríguez, José | SP | Boston Red Sox | 17 | 12/11/2017 | Santo Domingo | DOM | Right | Right | 6' 5" | 195 lbs | - |
| Rodríguez, José | 3B | Boston Red Sox | 29 | 03/07/2006 | Mexico City | MEX | Right | Right | 6' 2" | 195 lbs | $15,000,000 |
| Rodríguez, Juan | 2B | St. Louis Cardinals | 17 | 11/14/2017 | Havana | CUB | Left | Right | 6' 4" | 190 lbs | - |
| Rodríguez, Juan | CF | Arizona Diamondbacks | 19 | 02/22/2016 | Santo Domingo | DOM | Left | Right | 6' 5" | 195 lbs | - |
| Rodríguez, Juan | SP | New York Mets | 19 | 09/21/2015 | Mérida | VEN | Left | Left | 6' 4" | 190 lbs | - |
| Rodríguez, Juan | 3B | Cincinnati Reds | 19 | 10/02/2015 | San Cristóbal | VEN | Right | Right | 6' 1" | 190 lbs | - |
| Rodríguez, Juan | SP | Tampa Bay Rays | 18 | 01/06/2017 | Acarigua | VEN | Left | Left | 6' 1" | 175 lbs | - |
| Rodríguez, Juan | SP | Philadelphia Phillies | 17 | 03/24/2018 | Valencia | VEN | Left | Left | 6' 3" | 180 lbs | - |
| Rodríguez, Juan | SP | Chicago White Sox | 17 | 10/13/2017 | Barquisimeto | VEN | Right | Right | 5' 10" | 155 lbs | - |
| Rodríguez, Juan | SP | Detroit Tigers | 17 | 11/04/2017 | Caracas | VEN | Right | Right | 6' 6" | 195 lbs | - |
| Rodríguez, Luis | C | San Francisco Giants | 23 | 09/05/2011 | Santo Domingo | DOM | Right | Right | 6' 1" | 200 lbs | - |
| Rodríguez, Luis | 2B | Free Agent | 20 | 01/14/2015 | Richmond | USA | Right | Right | 5' 10" | 165 lbs | - |
| Rodríguez, Luis | SP | Cleveland Indians | 17 | 04/02/2018 | Tomas Romero Pereira | PAR | Left | Left | 6' 2" | 180 lbs | - |
| Rodríguez, Luis | SP | Free Agent | 20 | 11/23/2014 | San Juan | PUR | Right | Right | 6' 0" | 175 lbs | - |
| Rodríguez, Luis | CF | Chicago White Sox | 27 | 11/09/2007 | Santo Domingo | DOM | Right | Right | 5' 11" | 185 lbs | $1,500,000 |
| Rodríguez, Luis | SS | Free Agent | 17 | 11/14/2017 | Juncos | PUR | Right | Right | 6' 2" | 175 lbs | - |
| Rodríguez, Luis | SP | Baltimore Orioles | 17 | 06/27/2017 | Cotuí | DOM | Left | Left | 6' 1" | 170 lbs | - |
| Rodríguez, Luis | SP | Las Vegas Rat Pack | 18 | 12/14/2016 | Barranquilla | COL | Left | Left | 6' 4" | 185 lbs | - |
| Rodríguez, Luis | SP | Free Agent | 16 | 09/14/2018 | Yucaipa | USA | Right | Right | 6' 5" | 190 lbs | - |
| Rodríguez, Luis Antonio | CF | Free Agent | 17 | 09/27/2017 | Kalamazoo | USA | Left | Left | 6' 2" | 180 lbs | - |
| Rodríguez, Luis Manuel | 2B | Cleveland Indians | 29 | 08/22/2005 | Barinas | VEN | Right | Right | 5' 10" | 180 lbs | $3,250,000 |
| Rodríguez, Manny | SP | Toronto Blue Jays | 19 | 11/13/2015 | Moca | DOM | Right | Right | 6' 1" | 165 lbs | - |
| Rodríguez, Mario | SP | Free Agent | 24 | 04/22/2011 | Orofino | USA | Switch | Right | 6' 1" | 195 lbs | - |
| Rodríguez, Mario | SP | Colorado Rockies | 17 | 11/25/2017 | Catia La Mar | VEN | Right | Right | 6' 3" | 185 lbs | - |
| Rodríguez, Orlando | LF | San Francisco Giants | 31 | 06/15/2004 | Winfield | USA | Left | Right | 6' 2" | 200 lbs | $760,000 |
| Rodríguez, Pancho | CF | St. Louis Cardinals | 18 | 03/18/2017 | Barcelona | VEN | Right | Right | 6' 2" | 175 lbs | - |
| Rodríguez, Rodrigo | SP | Philadelphia Phillies | 18 | 07/02/2016 | Catia La Mar | VEN | Right | Right | 6' 0" | 170 lbs | - |
| Rodríguez, Rodrigo | SP | Miami Marlins | 17 | 03/20/2018 | Los Teques | VEN | Switch | Right | 6' 5" | 190 lbs | - |
| Rodríguez, Rogelio | SP | Detroit Tigers | 19 | 11/30/2015 | Esperanza | DOM | Left | Left | 6' 2" | 185 lbs | - |
| Rodríguez, Sandro | 2B | Chicago Cubs | 16 | 09/05/2018 | Santo Domingo | DOM | Left | Right | 5' 11" | 165 lbs | - |
| Rodríguez, Tony | 2B | Free Agent | 21 | 05/07/2014 | Carolina | PUR | Switch | Right | 5' 11" | 175 lbs | - |
| Rodríguez, Víctor | SP | Washington Nationals | 19 | 12/29/2015 | La Canela | DOM | Left | Left | 6' 5" | 200 lbs | - |
| Rodríguez, Víctor | 1B | Free Agent | 18 | 05/31/2017 | East Providence | USA | Left | Right | 6' 3" | 200 lbs | - |
| Rodríguez, Víctor | SP | Miami Marlins | 17 | 07/19/2017 | Imbert | DOM | Right | Right | 6' 4" | 190 lbs | - |
| Roelle, Tim | SP | Free Agent | 25 | 07/28/2009 | New Bedford | USA | Left | Left | 6' 8" | 210 lbs | - |
| Roesdahl, Hans | 2B | Free Agent | 16 | 07/06/2018 | Portsmouth | USA | Right | Right | 6' 1" | 180 lbs | - |
| Rogers, Oscar | SP | Free Agent | 16 | 10/09/2018 | Syracuse | USA | Switch | Right | 6' 1" | 165 lbs | - |
| Rohland, Alan | C | Free Agent | 17 | 07/23/2017 | San Fernando | USA | Right | Right | 6' 2" | 190 lbs | - |
| Rohrmann, Morten | SP | Free Agent | 17 | 10/15/2017 | Baltimore | USA | Right | Right | 6' 9" | 200 lbs | - |
| Rois, Constantino | SP | New York Yankees | 17 | 06/05/2018 | Santo Domingo | DOM | Right | Right | 6' 1" | 170 lbs | - |
| Roiz, Alfredo | C | Los Angeles Dodgers | 16 | 10/06/2018 | Lima | PER | Right | Right | 6' 5" | 205 lbs | - |
| Rojas, José | C | Free Agent | 21 | 04/04/2014 | Ozark | USA | Right | Right | 6' 4" | 215 lbs | - |
| Rojas, José | SP | St. Louis Cardinals | 18 | 10/29/2016 | Barahona | DOM | Switch | Left | 6' 2" | 170 lbs | - |
| Rojas, Luis | LF | Seattle Mariners | 17 | 12/08/2017 | Santo Domingo | DOM | Left | Left | 6' 2" | 185 lbs | - |
| Rojas, Orlando | 1B | Boston Red Sox | 19 | 09/27/2015 | Santo Domingo | DOM | Right | Right | 6' 6" | 210 lbs | - |
| Rojas, Rubén | SP | Tampa Bay Rays | 18 | 09/01/2016 | Santiago | DOM | Right | Right | 6' 2" | 175 lbs | - |
| Rojas, Wilson | RF | Tampa Bay Rays | 18 | 09/20/2016 | El Seibo | DOM | Left | Right | 6' 1" | 175 lbs | - |
| Roldán, António | SP | Los Angeles Angels | 17 | 05/10/2018 | San Cristóbal | DOM | Left | Right | 6' 11" | 225 lbs | - |
| Roldán, José | 2B | Minnesota Twins | 18 | 05/28/2017 | San Pedro de Macorís | DOM | Right | Right | 6' 0" | 170 lbs | - |
| Roldán, Luis | SP | Chicago White Sox | 16 | 01/22/2019 | Cagua | VEN | Switch | Right | 6' 6" | 195 lbs | - |
| Rollin, Jason | LF | Miami Marlins | 30 | 07/02/2004 | Winnipeg | CAN | Right | Right | 6' 2" | 220 lbs | $2,300,000 |
| Rollins, Dave | SS | Free Agent | 20 | 11/02/2014 | Dixmoor | USA | Left | Right | 6' 0" | 185 lbs | - |
| Román, Alfredo | SP | Miami Marlins | 16 | 08/19/2018 | Villa de Sonador | DOM | Left | Left | 6' 2" | 175 lbs | - |
| Román, António | SP | New York Yankees | 17 | 06/28/2017 | Santo Domingo | DOM | Right | Right | 6' 2" | 185 lbs | - |
| Román, Jorge | SS | New York Mets | 18 | 01/13/2017 | Barquisimeto | VEN | Right | Right | 6' 1" | 175 lbs | - |
| Román, José | C | San Francisco Giants | 17 | 02/07/2018 | Consuelo | DOM | Right | Right | 6' 1" | 190 lbs | - |
| Román, Rubén | SP | Cleveland Indians | 17 | 10/18/2017 | Barahona | DOM | Right | Right | 6' 0" | 160 lbs | - |
| Román, Rubén | CF | Seattle Mariners | 19 | 11/18/2015 | La Romana | DOM | Switch | Right | 6' 2" | 180 lbs | - |
| Román, Rubén | C | Tampa Bay Rays | 18 | 11/17/2016 | Havana | CUB | Switch | Right | 6' 6" | 220 lbs | - |
| Romero, Brad | SP | Free Agent | 16 | 04/28/2019 | Palmdale | USA | Left | Right | 6' 6" | 190 lbs | - |
| Romero, Cristián | 1B | New York Mets | 18 | 07/25/2016 | Arraijan | PAN | Left | Right | 6' 8" | 240 lbs | - |
| Romero, David | SP | Free Agent | 19 | 11/29/2015 | Ciudad del Este | PAR | Left | Right | 6' 6" | 200 lbs | - |
| Romero, José | CF | New York Yankees | 17 | 12/13/2017 | Coro | VEN | Right | Right | 6' 2" | 175 lbs | - |
| Romero, Juan | SP | Free Agent | 17 | 06/14/2018 | Carolina | PUR | Right | Right | 6' 3" | 175 lbs | - |
| Romero, Juan | C | Texas Rangers | 16 | 07/26/2018 | Mazatlan | MEX | Right | Right | 6' 4" | 200 lbs | - |
| Romero, Juan Jose | SP | New York Yankees | 16 | 11/25/2018 | Santo Domingo | DOM | Right | Right | 6' 3" | 175 lbs | - |
| Romero, Luis | SP | Kansas City Royals | 34 | 11/23/2000 | Santo Domingo | DOM | Right | Right | 6' 2" | 200 lbs | $1,600,000 |
| Romero, Manny | 3B | Cincinnati Reds | 16 | 01/03/2019 | Santiago | DOM | Right | Right | 6' 2" | 180 lbs | - |
| Romero, Octávio | 2B | Free Agent | 18 | 08/25/2016 | La Romana | DOM | Right | Right | 5' 10" | 170 lbs | - |
| Romero, Orlando | RP | Detroit Tigers | 23 | 02/20/2012 | Lincoln City | USA | Left | Right | 6' 2" | 200 lbs | - |
| Romeu, Tristan | C | Free Agent | 19 | 09/14/2015 | Valencia | VEN | Right | Right | 6' 2" | 200 lbs | - |
| Romich, Jim | 3B | Free Agent | 18 | 05/28/2017 | North Highlands | USA | Switch | Right | 6' 5" | 190 lbs | - |
| Romo, Lúcio | CF | Los Angeles Dodgers | 29 | 10/11/2005 | La Vega | DOM | Left | Left | 6' 2" | 215 lbs | $10,192,500 |
| Romo, Luis | SP | New Jersey Pioneers | 18 | 10/27/2016 | Santo Domingo | DOM | Right | Right | 6' 8" | 200 lbs | - |
| Romo, Raúl | SP | St. Louis Cardinals | 17 | 02/22/2018 | Los Ríos | DOM | Right | Right | 6' 1" | 170 lbs | - |
| Rondinelli, Vitantonio | SS | Philadelphia Phillies | 17 | 05/21/2018 | Barquisimeto | VEN | Left | Right | 6' 0" | 165 lbs | - |
| Roots, Sam | SP | Los Angeles Dodgers | 30 | 04/25/2005 | Farmington Hills | USA | Switch | Right | 6' 4" | 215 lbs | $500,000 |
| Rosa, Álex | SP | Minnesota Twins | 18 | 02/06/2017 | La Romana | DOM | Left | Left | 6' 5" | 195 lbs | - |
| Rosa, Jesús | RF | Boston Red Sox | 18 | 11/12/2016 | Santo Domingo | DOM | Left | Left | 6' 1" | 180 lbs | - |
| Rosa, Jorge | CF | Chicago Cubs | 28 | 12/02/2006 | San Cristóbal | DOM | Left | Left | 5' 11" | 200 lbs | $13,656,250 |
| Rosa, Kel | SP | Free Agent | 16 | 08/05/2018 | Town 'n' Country | USA | Right | Right | 6' 2" | 170 lbs | - |
| Rosa, Raúl | SP | St. Louis Cardinals | 17 | 07/22/2017 | Santiago | DOM | Right | Right | 6' 3" | 180 lbs | - |
| Rosado, Arturo | SP | Pittsburgh Pirates | 18 | 07/16/2016 | Villa Altagracia | DOM | Left | Left | 6' 4" | 190 lbs | - |
| Rosado, Juan | SP | Pittsburgh Pirates | 19 | 05/04/2016 | Palo Negro | VEN | Right | Right | 6' 2" | 185 lbs | - |
| Rosado, Tomás | SP | Baltimore Orioles | 16 | 12/04/2018 | Baruta | VEN | Left | Left | 6' 7" | 205 lbs | - |
| Rosales, Cristóbal | CF | Seattle Mariners | 18 | 09/01/2016 | Higüey | DOM | Right | Right | 6' 2" | 180 lbs | - |
| Rosales, José | CF | Free Agent | 16 | 02/04/2019 | Southaven | USA | Left | Left | 6' 3" | 180 lbs | - |
| Rosales, Manny | SP | Houston Astros | 17 | 05/08/2018 | San Pedro de Macorís | DOM | Right | Right | 6' 4" | 185 lbs | - |
| Rosário, José | SP | Atlanta Braves | 18 | 05/07/2017 | Santo Domingo | DOM | Right | Right | 6' 1" | 170 lbs | - |
| Rosário, Luis | SP | Arizona Diamondbacks | 19 | 01/24/2016 | Ubilla | DOM | Right | Right | 5' 11" | 165 lbs | - |
| Rosário, Luis | SP | Chicago Cubs | 16 | 02/12/2019 | Santiago | DOM | Left | Left | 6' 2" | 170 lbs | - |
| Rosário, Raúl | SP | Pittsburgh Pirates | 18 | 09/26/2016 | Santo Domingo | DOM | Right | Right | 6' 0" | 175 lbs | - |
| Rosário, Rubén | C | Free Agent | 20 | 01/23/2015 | Garden Grove | USA | Left | Right | 6' 3" | 215 lbs | - |
| Roscioli, Brad | LF | Free Agent | 16 | 07/09/2018 | Owensboro | USA | Right | Right | 6' 5" | 195 lbs | - |
| Rose, Ed | SP | Free Agent | 19 | 10/02/2015 | Ventnor City | USA | Right | Right | 6' 0" | 175 lbs | - |
| Rosebrock, Ken | SP | Free Agent | 20 | 10/06/2014 | Los Angeles | USA | Right | Right | 6' 1" | 175 lbs | - |
| Rosenbloom, Randy | SS | Free Agent | 20 | 12/04/2014 | North Highlands | USA | Right | Right | 6' 0" | 170 lbs | - |
| Rosendale, Ronnie | SS | Free Agent | 17 | 03/05/2018 | Dumont | USA | Right | Right | 6' 5" | 190 lbs | - |
| Rosenow, Oscar | RP | Las Vegas Rat Pack | 29 | 01/06/2006 | Palatine | USA | Left | Left | 5' 11" | 200 lbs | $750,000 |
| Rosenzweig, Alvin | C | Free Agent | 21 | 05/03/2014 | Vicksburg | USA | Right | Right | 6' 0" | 200 lbs | - |
| Rosiek, Ed | RP | Oakland Athletics | 24 | 09/14/2010 | Williamsport | USA | Right | Right | 6' 3" | 200 lbs | $500,000 |
| Ross, Danny | RP | Colorado Rockies | 33 | 11/12/2001 | Rockford | USA | Switch | Left | 5' 11" | 195 lbs | $8,920,000 |
| Ross, Steve | SP | Free Agent | 23 | 11/08/2011 | Houston | USA | Left | Left | 6' 5" | 200 lbs | - |
| Rossler, Eric | SP | Free Agent | 20 | 09/07/2014 | Warwick | USA | Left | Left | 5' 9" | 160 lbs | - |
| Roth, Thom | 2B | Atlanta Braves | 32 | 04/21/2003 | Port Reading | USA | Right | Right | 6' 2" | 200 lbs | $13,750,000 |
| Rouhana, Mike | RP | San Diego Padres | 28 | 10/14/2006 | Shreveport | USA | Right | Right | 6' 1" | 200 lbs | $950,000 |
| Rouse, Kevin | C | Free Agent | 16 | 04/05/2019 | Chaparral | USA | Right | Right | 6' 3" | 180 lbs | - |
| Rousso, Walt | CF | Free Agent | 17 | 08/16/2017 | Dover | USA | Right | Right | 6' 3" | 180 lbs | - |
| Royal, Steve | SP | Chicago Cubs | 35 | 09/26/1999 | Reno | USA | Right | Right | 6' 3" | 205 lbs | $10,500,000 |
| Rubero, Rubén | C | Free Agent | 16 | 08/24/2018 | Rialto | USA | Right | Right | 6' 0" | 185 lbs | - |
| Rúbio, Jorge | 2B | Texas Rangers | 17 | 05/03/2018 | San Juan de la Maguana | DOM | Right | Right | 6' 1" | 180 lbs | - |
| Rúbio, José | RP | Las Vegas Rat Pack | 24 | 03/23/2011 | Hatillo | PUR | Left | Right | 6' 0" | 185 lbs | $500,000 |
| Rúbio, Raúl | SS | Los Angeles Angels | 17 | 07/18/2017 | San Juan de la Maguana | DOM | Right | Right | 6' 0" | 175 lbs | - |
| Rubis, Curt | SP | Free Agent | 20 | 09/02/2014 | Greensburg | USA | Left | Left | 6' 0" | 180 lbs | - |
| Rudnicki, Tim | SP | Cleveland Indians | 25 | 07/11/2009 | Long Beach | USA | Left | Left | 6' 3" | 205 lbs | $500,000 |
| Rugeroni, Arcibaldo | SP | New York Mets | 17 | 08/25/2017 | Maturín | VEN | Left | Right | 5' 10" | 165 lbs | - |
| Ruíz, António | CL | Chicago White Sox | 28 | 10/06/2006 | Valencia | VEN | Left | Right | 6' 0" | 200 lbs | $6,000,000 |
| Ruíz, Arturo | 2B | Seattle Mariners | 18 | 10/10/2016 | Santo Domingo | DOM | Right | Right | 6' 1" | 180 lbs | - |
| Ruíz, Aurelio | LF | Miami Marlins | 18 | 04/19/2017 | Santo Domingo | DOM | Right | Left | 6' 2" | 190 lbs | - |
| Ruíz, Bernardo | SP | Arizona Diamondbacks | 19 | 02/05/2016 | Santo Domingo | DOM | Right | Right | 6' 6" | 195 lbs | - |
| Ruíz, Chris | SP | Free Agent | 17 | 10/13/2017 | Bloomington | USA | Right | Right | 6' 2" | 180 lbs | - |
| Ruíz, Cris | SP | Houston Astros | 17 | 07/23/2017 | Mérida | VEN | Right | Right | 5' 11" | 165 lbs | - |
| Ruíz, Cristián | SP | Free Agent | 21 | 09/25/2013 | Gurabo | PUR | Left | Left | 5' 10" | 175 lbs | - |
| Ruíz, Edgar | SP | Free Agent | 22 | 03/21/2013 | San Juan | PUR | Switch | Right | 6' 2" | 195 lbs | - |
| Ruíz, José | SP | Detroit Tigers | 19 | 09/28/2015 | Mao | DOM | Right | Right | 6' 2" | 180 lbs | - |
| Ruíz, José | 3B | Los Angeles Angels | 17 | 05/17/2018 | Pedro Brand | DOM | Right | Right | 6' 0" | 175 lbs | - |
| Ruíz, José | SS | Washington Nationals | 16 | 09/16/2018 | San José de Guanipa | VEN | Right | Right | 6' 0" | 165 lbs | - |
| Ruíz, Juan | 2B | Cleveland Indians | 17 | 10/03/2017 | Pimentel | DOM | Right | Right | 5' 11" | 170 lbs | - |
| Ruíz, Manny | 2B | Arizona Diamondbacks | 30 | 07/02/2004 | Artemisa | CUB | Right | Right | 6' 2" | 210 lbs | $2,500,000 |
| Ruíz, Mario | SP | Free Agent | 16 | 10/10/2018 | Twentynine Palms Base | USA | Right | Right | 6' 5" | 175 lbs | - |
| Ruíz, Raúl | SP | Los Angeles Dodgers | 16 | 11/10/2018 | Soledad | MEX | Switch | Left | 6' 0" | 170 lbs | - |
| Ruíz, Sergio | 2B | Free Agent | 18 | 06/04/2017 | Gardere | USA | Switch | Right | 6' 0" | 175 lbs | - |
| Ruland, Dan | RF | Los Angeles Dodgers | 28 | 01/16/2007 | Freeport | USA | Right | Right | 6' 1" | 210 lbs | $500,000 |
| Rummler, Joe | RF | Free Agent | 16 | 01/14/2019 | San Diego | USA | Right | Right | 6' 2" | 170 lbs | - |
| Runnion, Bob | SP | Free Agent | 17 | 01/15/2018 | Maywood | USA | Left | Left | 6' 7" | 195 lbs | - |
| Russell, Jermaine | SP | Free Agent | 17 | 07/18/2017 | Carlsbad | USA | Left | Left | 6' 6" | 195 lbs | - |
| Russell, Pat | SP | Free Agent | 17 | 09/20/2017 | Ft. Washington | USA | Right | Right | 6' 6" | 195 lbs | - |
| Russian, Robby | SP | Free Agent | 15 | 08/08/2019 | El Monte | USA | Right | Right | 6' 6" | 185 lbs | - |
| Rutherford, Bob | 1B | Free Agent | 20 | 09/26/2014 | Carol City | USA | Left | Left | 6' 1" | 200 lbs | - |
| Rutschman, Chris | SP | Free Agent | 19 | 07/30/2015 | Centennial | USA | Left | Left | 6' 8" | 210 lbs | - |
| Ruybal, Juan | CF | Tampa Bay Rays | 25 | 11/29/2009 | Victoria | MEX | Left | Left | 5' 11" | 165 lbs | $500,000 |
| Rybicki, Ed | SS | Free Agent | 16 | 11/16/2018 | Inglewood | USA | Right | Right | 6' 4" | 190 lbs | - |
