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|
| Name | Pos | Team | Age | DOB | POB | Nationality | Bats | Throws | Height | Weight | Salary |
|---|---|---|---|---|---|---|---|---|---|---|---|
| O'Callahan, Ryan | 2B | Nashville Hot Chickens | 26 | 10/29/2030 | Atlanta | USA | Right | Right | 6' 4" | 200 lbs | $280,000 |
| O'Kerrigan, John | C | Vermont Lake Monsters | 28 | 12/25/2028 | Chicago | USA | Right | Right | 6' 2" | 220 lbs | - |
| O'Rourke, Jason | SP | Free Agent | 30 | 09/10/2026 | Port Orange | USA | Left | Left | 6' 2" | 200 lbs | - |
| Ogasahara, Tadasu | CF | Ellenburg Fighting Dachshunds | 32 | 10/13/2024 | Sendai | JPN | Left | Left | 6' 2" | 200 lbs | - |
| Oleastro, Juan | RF | Hialeah Dodos | 38 | 01/13/2018 | Belén | NCA | Right | Right | 6' 0" | 200 lbs | - |
| Oliver, Hambleton | RF | Port Royal Disaster | 31 | 12/22/2025 | Crescent City North | USA | Left | Left | 6' 0" | 200 lbs | - |
| Oort, Steve | RP | Salt Lake City Buzz | 33 | 11/25/2023 | Willemstad | CUR | Right | Right | 6' 8" | 190 lbs | - |
| Ordóñez, Gonzalo | 3B | Austin Black Mambas | 28 | 05/31/2028 | Philadelphia | USA | Switch | Right | 6' 3" | 200 lbs | - |
| Ortíz, John | CF | Austin Black Mambas | 23 | 01/02/2033 | Mt. Vernon | USA | Right | Right | 6' 0" | 190 lbs | - |
| Overton, Darren | 2B | Hialeah Dodos | 28 | 04/28/2028 | Belize | BLZ | Right | Right | 6' 1" | 200 lbs | - |
