Apartheid-era South Africa and the Olympics of the Olympic rings at the South African Open Games. IOC members voted to expel SANOC, by 35 to 28, with 3 abstentions. The conference coincided with a cancelled South African cricket tour of England and the banning of South Africa from the Davis Cup. South Africa was the indirect cause of the 1976 Olympic boycott. A New Zealand rugby union tour of South Africa prompted African countries to demand that the New Zealand Olympic team be excluded from the games. The IOC demurred on the grounds that rugby union was not an Olympic sport and the New Zealand Rugby
South Africa at the 2018 Commonwealth Games top nine ranked nations from the Commonwealth in the 2016–17 World Rugby Sevens Series ranking. South Africa also qualified a women's team of 12. This qualification came after the South African women's team won the African Cup in 2017. The gold and silver medalist of Africa would then automatically qualify for the 2018 games. The silver medalists were Kenya. South Africa participated with 4 athletes (4 men). A total of 25 South African Swimmers has qualified for the games. This includes 2 para-swimmers. <nowiki>*</nowiki> Competed in heats only. South Africa participated with 1 athlete (1 man). South Africa participated with