Dawid Petrus 'Dewald' Pretorius (born 29 November 1986) is a South African rugby union footballer. He plays mostly as a centre or wing. He most recently represented the Griffons in the Currie Cup, having previously played for the Blue Bulls, Falcons, Griquas and Pumas. He was a member of the Pumas side that won the Vodacom Cup for the first time in 2015, beating Western Province 24–7 in the final. Pretorius made a single appearance during the season.