South Africa competed at the 1908 Summer Olympics in London, United Kingdom.

At the 1908 Olympics, the South African team competed under a flag described as "the Red Ensign with a springbok in the corner.

"[2][3] Hurdler Doug Stupart carried the flag at the opening ceremony.

Reggie Walker was the 100 metres champion, setting a new Olympic record in the semifinals and matching it in the final.

Charles Hefferon added a silver medal in the marathon.