| Roles | Competed in Olympic Games | |
|---|---|---|
| Sex | Male | |
| Full name | Oswaldo Antonio•Mairena González | |
| Used name | Oswaldo•Mairena | |
| Born | 30 July 1975 in Chinandega, Chinandega |  NCA |
| Measurements | 180 cm / 75 kg | |
| NOC | Nicaragua | NCA |
| Games | Discipline (Sport) / Event | NOC / Team | Pos | Medal | As | |
|---|---|---|---|---|---|---|
| 1996 Summer Olympics | Baseball (Baseball/Softball) | NCA |
Oswaldo Mairena | |||
| Baseball, Men (Olympic) | Nicaragua | 4 |
