| Name |
|---|
| Nolan Olson |
| Nolan Ryan |
| Nolan Tuck |
| Oli Padilla |
| Oliver Bennett |
| Oswaldo Camarena |
| Owen Daniels |
| Owen Graham |
| Owen Long |
| Owen Rodgers |
| Pablo Maldanado |
| Parker Ramey |
| Peyton Fromm |
| Pihanaokapiolehua Leleiwi |
| Poppa Luna |
| Preston Tyler |
| Quinn Abernathy |
| Rafael Cabrera |
| Rafael Ceja |
| Ramon Hinojosa |
| Raylen Barcellos |
| Raymond Hernandez |
| Reagan Wilson |
| Reagon Wilson |
| Rebel Ortiz |
| Reed Dewitt |
| Reed Silva |
| Reegan De Luz |
| Reese Choffel |
| Reggie Chicowu |
| Reid Bulich |
| Reid Runyon |
| Reid Rushing |
| Reilly Wilson |
| Reiz McCarter |
| Remy Moreno |
| Reno Seriosa |
| Revis Gregg |
| Rhett Schmidt |
| Rian Iacono |
| Rian Jennings |
| Rian Jennings |
| Ricardo Solano |
| Richard Gomes |
| Richard Gomes |
| Rickey Wells |
| Ricky Rodriguez |
| Riley Auld |
| River Perez |
| RJ Ramos |