Penelope ("Penny") Heyns (born 8 November 1974) is a South African swimmer, who is best known for being the only woman in the history of the Olympic Games to have won both the 100 m and 200 m breaststroke events - at the 1996 Atlanta Olympic Games - making her South Africa's first post-apartheid Olympic gold medallist following South Africa's re-admission to the Games in 1992...
Read more on Wikipedia