Emile Erasmus gained his first experience in international championships at the Junior African Championships 2011 in Gaborone , where he won the bronze medal over 100 meters in 10.70 seconds. At the African Championships in Durban , he won the gold medal with the South African 4 x 100 meter relay in 38.84 s in front of the Ivory Coast and Zambia. In April 2018 he took part in the Commonwealth Games in the Australian Gold Coast for the first time and won the silver medal behind the United Kingdom with the South African team with a new national record of 38.24 seconds.