The 1973 South African Grand Prix, formally titled the Seventh AA Grand Prix of South Africa, was a Formula One motor race held at Kyalami on 3 March 1973. It was race 3 of 15 in both the 1973 World Championship of Drivers and the 1973 International Cup for Formula One Manufacturers. The race was won by Jackie Stewart driving a Tyrrell. Denny Hulme's pole position was the only one of his Formula One World Championship career.