Ireland competed at the 1988 Summer Olympics in Seoul, South Korea.

61 competitors, 52 men and 9 women, took part in 47 events in 12 sports.

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

In Ireland's fourth appearance in archery competition at the Olympics, the nation was represented by two men and one woman.

Women's Individual Competition: Men's Individual Competition: Men's Marathon Men's 3.000m Steeplechase Men's Hammer Throw Men's Javelin Throw Men's Decathlon Women's 3.000m Steeplechase Women's Marathon Men's Light Flyweight (– 48 kg) Five male cyclists represented Ireland in 1988.