Canada competed at the 1988 Summer Olympics in Seoul, South Korea, held from 17 September to 2 October 1988.

[1] Most Canadians remember these Olympics for Ben Johnson, who won the gold medal and set a world record in the men's 100 metres, before being disqualified and his record deleted after he tested positive for stanozolol.

Key: The following is the Canada roster in the men's basketball tournament of the 1988 Summer Olympics.

[3] Eleven cyclists, seven men and four women, represented Canada in 1988.

Key: The women's field hockey team from Canada competed for the second time at the Summer Olympics.