Sultan Mubarak Al-Dawoodi (; born 16 March 1985) is a Saudi Arabian discus thrower. He was born in Bisha.
His personal best throw is 65.52 metres, achieved in Biaà Âa Podlaska in June 2016. He has represented Saudi Arabia at the Summer Olympics three times (2008, 2012, and 2016), failing to reach the final on every occasion.
He was banned from competing for two years for doping.
In April 2009, Al-Dawoodi tested positive for norandrosterone, which is on the list of substances prohibited by the World Anti-Doping Agency, and was subsequently banned from competing in sports for 2 years. The ban ended on 5 June 2011.