Costa Rica at the 2000 Summer Olympics

Athletics

Marathon, Men José Luis Molina 39

Cycling Mountain Bike

Cross-Country, Men José Adrián Bonilla 33

Swimming

50 metres Freestyle, Men Esteban Blanco 45
100 metres Breaststroke, Men Juan José Madrigal 48
200 metres Breaststroke, Men Juan José Madrigal 43
200 metres Freestyle, Women Claudia Poll 3 Bronze
400 metres Freestyle, Women Claudia Poll 3 Bronze
800 metres Freestyle, Women Claudia Poll DNS

Tennis

Singles, Men Juan Antonio Marín =33

Triathlon

Olympic Distance, Women Karina Fernández DNF