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|
| Name | Pos | Team | Age | DOB | POB | Nationality | Bats | Throws | Height | Weight | Salary |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Uchiyama, Norio | SP | Boston Patriots | 17 | 08/23/2025 | Osaka | JPN | Left | Right | 6' 4" | 190 lbs | - |
| Ulderink, Denie | RP | St. Louis Coeur | 29 | 03/30/2013 | Princess Quarter | SIM | Left | Left | 6' 2" | 205 lbs | $3,300,000 |
| Umaba, Kanko | LF | Hollywood Shredders | 30 | 03/06/2012 | Sagamihara | JPN | Left | Right | 6' 4" | 225 lbs | $26,000,000 |
| Umlaut, Zed | 3B | Las Vegas Flamingos | 18 | 11/10/2024 | Hamburg | GER | Right | Right | 6' 4" | 190 lbs | - |
| Un, Hyo-jin | CF | Free Agent | 17 | 01/13/2025 | Guri | KOR | Right | Right | 6' 0" | 165 lbs | - |
| Underwood, Glenn | SP | Free Agent | 24 | 05/26/2018 | Hot Springs | USA | Right | Right | 6' 0" | 170 lbs | - |
| Urbina, Ramón | C | Northern Virginia Rainbow Mermaids | 18 | 02/03/2024 | Barinas | VEN | Left | Right | 6' 3" | 200 lbs | - |
| Uribe, Sergio | SP | Charleston Battery | 18 | 03/12/2024 | Barcelona | ESP | Right | Left | 6' 4" | 185 lbs | - |
| Urrutiz, Rafael | CF | Charleston Battery | 24 | 07/27/2018 | Santiago | DOM | Left | Left | 5' 10" | 165 lbs | $280,000 |
