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|
| Name | Pos | Team | Age | DOB | POB | Nationality | Bats | Throws | Height | Weight | Salary |
|---|---|---|---|---|---|---|---|---|---|---|---|
| O, Sung-tae | SP | Houston 1837 BBC | 18 | 12/15/2019 | Seoul | KOR | Left | Left | 5' 11" | 170 lbs | - |
| O'Connell, Colin | C | Oakland Oaks | 29 | 12/14/2008 | Dublin | IRL | Right | Right | 6' 2" | 210 lbs | $13,887,500 |
| O'Flahavan, Jimmy | SP | Mississippi Mockingbirds | 32 | 04/22/2005 | Queens | USA | Right | Right | 5' 10" | 180 lbs | $1,250,000 |
| O'Keefe, William | 1B | Buckhead Bowties | 32 | 10/06/2005 | Belvidere | USA | Left | Left | 6' 1" | 245 lbs | $280,000 |
| Ohayashi, Sakutaro | SP | Thunder Bay Northern Lions BC | 23 | 03/16/2014 | Tokyo | JPN | Right | Right | 6' 2" | 190 lbs | $280,000 |
| Okubo, Kimi | 2B | D.C. Divided | 24 | 01/11/2013 | Kamojima | JPN | Right | Right | 6' 0" | 180 lbs | $280,000 |
| Osborne, Gus | SP | Houston 1837 BBC | 28 | 08/06/2009 | Middle Island | USA | Right | Right | 6' 0" | 215 lbs | $750,000 |
| Otero, Jorge | SP | Phoenix Hotspur | 30 | 08/06/2007 | Vado | USA | Left | Right | 6' 2" | 205 lbs | $20,700,000 |
| Othman, Habib | CF | Mississippi Mockingbirds | 17 | 04/26/2020 | Tel Aviv-Yafo | ISR | Right | Right | 6' 1" | 170 lbs | - |
| Otomo, Yajirobei | SP | Buckhead Bowties | 32 | 05/27/2005 | Unknown | JPN | Left | Left | 6' 8" | 240 lbs | $9,870,000 |
