| Roles | Competed in Olympic Games |
|---|---|
| Sex | Male |
| Full name | Juan Antonio•Marín Casero |
| Used name | Juan Antonio•Marín |
| Born | 2 March 1975 in San José, San José (CRC) |
| Measurements | 175 cm / 73 kg |
| NOC | Costa Rica |
| Games | Discipline (Sport) / Event | NOC / Team | Pos | Medal | As | |
|---|---|---|---|---|---|---|
| 2000 Summer Olympics | Tennis | CRC |
Juan Antonio Marín | |||
| Singles, Men (Olympic) | =33 |