Mathew Quinn (born 17 April 1976 in Salisbury, Rhodesia) is a South African sprinter. Together with Morne Nagel, Corne Du Plessis and Lee Roy Newton he won a silver medal in 4 x 100 metres relay at the 2001 World Championships in Athletics.Following the ruling of 13 December 2005 which retroactively disqualified Tim Montgomery and henceforth the American team, the South African team were promoted to gold medallists.