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					| Name | Pos | Team | Age | DOB | POB | Nationality | Bats | Throws | Height | Weight | Salary |  
		| O'Connell, Bobby | RP | Vancouver Canadians | 39 | 12/25/2011 | Colorado Springs | USA | Right | Right | 6' 0" | 200 lbs | - |  
		| O'Connell, Lewis | 2B | Vancouver Canadians | 21 | 07/11/2029 | Burnaby | CAN | Right | Right | 6' 0" | 175 lbs | - |  
		| O'Connor, Jared | 3B | Hillsboro Hops | 28 | 07/23/2022 | Toledo | USA | Switch | Right | 6' 0" | 200 lbs | - |  
		| O'Hare, Adam | LF | Vancouver Canadians | 31 | 01/11/2019 | Fairview Park | USA | Right | Right | 6' 0" | 195 lbs | - |  
		| O'Neal, Josh | SP | Hudson Valley Renegades | 24 | 02/14/2026 | St. Johns | USA | Right | Right | 6' 2" | 200 lbs | - |  
		| Oake, Ed | 3B | Tri-City Dust Devils | 26 | 06/19/2024 | Laval | CAN | Right | Right | 6' 2" | 200 lbs | - |  
		| Oakes, Mike | RP | Free Agent | 25 | 07/08/2025 | Brooklyn | USA | Left | Left | 6' 4" | 200 lbs | - |  
		| Obote, Areda | SS | Los Angeles (NYP) Dodgers | 27 | 11/22/2023 | Khorixas | NAM | Right | Right | 6' 0" | 200 lbs | - |  
		| Odom, Danny | DH | Spokane Indians | 38 | 10/27/2012 | Elkhart | USA | Right | Right | 6' 2" | 200 lbs | - |  
		| Ogilvie, Jamie | 3B | Vancouver Canadians | 39 | 01/01/2011 | New York | USA | Right | Right | 6' 1" | 200 lbs | - |  
		| Okazaki, Mitsuaki | RP | Vancouver Canadians | 22 | 01/03/2028 | Toyooka | JPN | Right | Right | 6' 7" | 190 lbs | - |  
		| Okimura, Hideo | RF | Free Agent | 27 | 11/11/2023 | Iwaki | JPN | Right | Right | 6' 6" | 200 lbs | - |  
		| Okuhara, Sumiki | RF | Free Agent | 37 | 02/18/2013 | Atsugi | JPN | Left | Left | 6' 1" | 195 lbs | - |  
		| Olausson, Joel | RP | Free Agent | 27 | 04/01/2023 | Canton | USA | Right | Right | 6' 1" | 200 lbs | - |  
		| Oliver, Mike | RP | Hudson Valley Renegades | 22 | 04/13/2028 | Rubidoux | USA | Right | Right | 6' 6" | 200 lbs | - |  
		| Olivo, Jon | RP | Lowell Spinners | 26 | 07/07/2024 | Coyuca | MEX | Right | Right | 6' 7" | 200 lbs | - |  
		| Ontiveros, Melvin | SP | Idaho Falls Chukars | 22 | 02/17/2028 | Kissimmee | USA | Left | Left | 6' 1" | 190 lbs | - |  
		| Orosco, Adrian | 1B | Idaho Falls Chukars | 26 | 03/12/2024 | Madera Acres | USA | Switch | Left | 6' 2" | 195 lbs | - |  
		| Orozco, Victor | 3B | Lowell Spinners | 31 | 10/01/2019 | Santo Domingo | DOM | Right | Right | 6' 3" | 200 lbs | - |  
		| Ortiz, Jon | SP | Milwaukee (NYP) Brewers | 23 | 03/19/2027 | GatĂșn | PAN | Left | Left | 6' 5" | 195 lbs | - |  
		| Ortiz, Ricardo | 1B | Tri-City Dust Devils | 25 | 04/23/2025 | Detroit | USA | Right | Right | 6' 1" | 200 lbs | - |  
		| Osorio, Travis | SP | Hillsboro Hops | 24 | 01/19/2026 | Laurence Harbor | USA | Left | Left | 6' 2" | 195 lbs | - |  
		| Ostrom, Jason | RF | Free Agent | 29 | 10/10/2021 | Levittown | USA | Right | Right | 6' 1" | 200 lbs | - |  
		| Ott, Dan | RP | Free Agent | 27 | 03/02/2023 | Zillah | USA | Switch | Left | 6' 0" | 190 lbs | - |  
		| Oursler, Detlef | SS | Brooklyn Cyclones | 29 | 08/13/2021 | Oberursel | GER | Switch | Right | 6' 1" | 200 lbs | - |  
		| Owens, Brian | SP | Idaho Falls Chukars | 21 | 06/11/2029 | Arden-on-the-Severn | USA | Right | Right | 6' 0" | 180 lbs | - |  |