2003 in South African sport

Athletics

• 23–31 August - South Africa wins 4 medals at the 2003 World Championships in Athletics held at the Stade de France in Saint Denis, Paris, France: Jacques Freitag and Hestrie Cloete - golds in the High jump; Okkert Brits - silver in the Pole vault and Mbulaeni Mulaudzi - bronze in the 800 m
• 13–14 September - Hestrie Cloete and Okkert Brits win a gold and silver respectively at the 1st IAAF World Athletics Final held at the Stade Louis II, in Monte Carlo, Monaco

  Football (Soccer)

• 11 October - South Africa beats Costa Rica 2-1 in the Nelson Mandela Challenge held in Potchefstroom