Costa Rica competed at the 1968 Summer Olympics in Mexico City, Mexico. Eighteen competitors, seventeen men and one woman, took part in eighteen events in six sports.
Women's 400 metres
Jean Robotham
Round 1 — 58.2 s (→ 8th in heat, did not advance)
Men's 5000 metres
Juan Pérez
Round 1 — 15:41.4 min (→ 12th in heat, did not advance)
Men's 10,000 metres
Juan Pérez — 32:14.6 min (→ 30th place)
Men's marathon
Juan Pérez — DNF (→ no ranking)
Women's high jump
Sandra Johnson
Qualification — DNS (→ no ranking)
Women's long jump
Jean Robotham
Qualification — 4.75 m (→ no ranking)
Women's pentathlon
Jean Robotham
80 m hurdles — 13.4 s (→ 712 points)
Shot put — 8.73 m (→ 615 points)
High jump — NM (→ 0 points)
Long jump — 4.74 m (→ 686 points)
100 m hurdles — 25.4 s (→ 896 points)
Total — 2909 pts (→ 32nd place)
Light welterweight (63.5 kg)
José Marín
Round 2 - Lost to Issaka Dabore of Niger
Light middleweight (71 kg)
Walter Campos
Round 1 - Lost to Stephen Thega of Kenya
Five cyclists represented Costa Rica in 1968.
Individual road race
Miguel Sánchez — 5:20:59.18 hrs (→ 63rd place)
José Sánchez — DNF (→ no ranking)
José Manuel Soto — DNF (→ no ranking)
Humberto Solano — DNF (→ no ranking)
Team time trial
José Sánchez, José Manuel Soto, Miguel Sánchez, Adrián Solano — 2:36:25.79 hrs (→ 27th place)
Five shooters, all men, represented Costa Rica in 1968.
50 m pistol
Antonio Mora — 499 pts (→ 67th place)
Rodrigo Ruiz — 485 pts (→ 68th place)
50 m rifle, three positions
Hugo Chamberlain — 1064 pts (→ 57th place)
50 m rifle, prone
Carlos Pacheco — 587 pts (→ 52nd place)
Hugo Chamberlain — 583 pts (→ 66th place)
Skeet
Carlos Pacheco — 176 pts (→ 42nd place)
Jorge André — 75 pts (→ 51st place)
Men's 100 metres freestyle
Luis Aguilar
Heats — 1:04.5 min (→ 7th in heat, did not advance)
Men's 200 metres freestyle
Edgar Miranda
Heats — DNS (→ no ranking)
Middleweight
Luis Fonseca
Press — 107.5 kg
Snatch — 97.5 kg
Jerk — 130.0 kg
Total — 335.0 kg (→ 17th place)
Light heavyweight
Rodolfo Castillo
Press — 112.5 kg
Snatch — 105.0 kg
Jerk — 140.0 kg
Total — 357.5 kg (→ 21st place)
Middle heavyweight
Fernando Esquivel
Press — 120.0 kg
Snatch — 105.0 kg
Jerk — 145.0 kg
Total — 370.0 kg (→ 23rd place)
