O
| NAME |
YEAR |
TEAM |
| Oakie, Joey |
2023 |
18U |
| O'Brien, Dan |
1973 |
Collegiate |
| O'Brien, Judy |
2004 |
Women's |
| O'Brien, Peter |
2010 |
Collegiate |
| O'Connor, Jack |
2021 |
18U |
| O'Connor, Kevin |
1989 |
Collegiate |
| O'Ferrall, Griff |
2023 |
Collegiate |
| O'Malley, Trent |
2022 |
18U |
| O'Sullivan, Sean |
2003 |
16U |
|
2004 |
18U |
| Oase, Ryan |
1995 |
18U |
| Ober, Bailey |
2014 |
Collegiate |
| Ohman, Michael |
2023 |
12U (Qualifier) |
|
2023 |
12U (World Cup) |
| Ojeda, Augie |
1995 |
Collegiate |
|
1996 |
Collegiate (Olympics) |
| Okey, Chris |
2010 |
16U |
|
2011 |
18U |
|
2012 |
18U |
|
2014 |
Collegiate |
|
2015 |
Collegiate |
|
2024 |
Professional |
| Olasin, Colton |
2013 |
12U |
|
2016 |
15U |
| Oliver, Andrew |
2008 |
Collegiate |
| Oliver, Brian |
1997 |
Collegiate |
| Olivera, Brandon |
2017 |
12U |
|
2019 |
15U |
| Ollio, Connor |
2015 |
15U |
| Olsen, Jon |
2017 |
Collegiate |
| Olson, Greg |
1982 |
Collegiate |
| Olson, Gregg |
1984 |
18U |
|
1987 |
Collegiate |
| Olson, Matt |
2010 |
16U |
| Olson, Phil |
1994 |
Collegiate |
| Olson, Ryan |
2012 |
18U |
| Olson, Ryan |
2012 |
18U |
| Opdyke, Bryan |
2002 |
18U |
| Opitz, Casey |
2019 |
Collegiate |
| Opperman, Dan |
1986 |
18U |
| Oram, Greg |
1986 |
Collegiate |
| Orenduff, Justin |
2003 |
Collegiate |
| Orozco, Jio |
2012 |
15U |
| Ortega, Mark |
2003 |
16U |
| Ortega, Randy |
1990 |
18U |
| Ortiz, Devin |
2014 |
15U |
| Ortiz, Luis |
2013 |
18U |
| Orton, John |
1986 |
Collegiate |
| Osborn, Patrick |
1999 |
18U |
| Oschel III, Fran |
2023 |
Collegiate |
| Oswalt, Roy |
2000 |
Professional (Olympics) |
|
2009 |
Professional (WBC) |
| Ottavinia, Paul |
1991 |
18U |
| Ottavino, Adam |
2023 |
Professional (WBC) |
| Otto, Glenn |
2016 |
Collegiate |
| Outman, Josh |
2007 |
Professional |
| Owen, Spike |
1981 |
Collegiate |
| Owen, Tim |
1980 |
Collegiate |
| Owens, Henry |
2006 |
Professional |
| Owens, Henry |
2010 |
18U |
| Owens, Josh |
2024 |
18U |
| Owens, Ryan |
1998 |
Collegiate |
| Owings, Micah |
2003 |
Collegiate |
