1998 in South African sport
See also: 1997 in South African sport, 1998 in South Africa, 1999 in South African sport and the Timeline of South African sport.
Cricket
- 19 March - Makhaya Ntini becomes the first black person to represent South Africa in a five-day test cricket match
Football (Rugby Union)
- 13 June - The South Africa (Springboks) beat Ireland 37-13
- 20 June - The Springboks beat Ireland 33-0
- 28 November - The Springboks beat Ireland 27-13 at Lansdowne Road, Dublin, Ireland
Football (Soccer)
- 16 December - South Africa (Bafana Bafana) beats Egypt 2-1 in the Nelson Mandela Challenge held at the FNB Stadium, Johannesburg