Czechoslovakia competed at the 1988 Summer Olympics in Seoul, South Korea, after having boycotted the previous Games in 1984.

163 competitors, 110 men and 53 women, took part in 97 events in 17 sports.

[1] The following is the list of number of competitors in the Games.

[3] Thirteen cyclists, all men, represented Czechoslovakia in 1988.

Three male pentathletes represented Czechoslovakia in 1988.