Swimming at the 7th All-Africa Games was held 12–18 September 1999 at the Ellis Park Aquatic Complex in Johannesburg, South Africa.
The six-day meet featured events in a 50-meter (long course) pool.
[7] Among those with swimmers were: Note: Events are listed on correct day, but possibly not in the right order.
m= men's event, w= women's event m1 In prelims of the men's 100 free, Algeria's Salim Iles set a new Games Record (GR) of 50.36. w1 In winning the Women's 100 and 200 Breaststrokes, South Africa's Penny Heynes defended the 2 titles she won at the 1995 All-Africa Games.
w2 Order of swimmers for the women's 4x100 Free Relay may be off, however, Moody (Zimbabwe) and Van Selm (South Africa) were the fourth swimmers for their relays.