Reza Mehmandoust (in Persian: رضا مهماندوست) is an Iranian Taekwondo player and the head coach of Iran's National Taekwondo team between (1997-2014) and Azerbaijan's National Taekwondo men's team since 2014.
Mehmandoust has the title of "2011 world best Taekwondo head coach" from (W.T.F). Iran's National Taekwondo team became world champion in 2011 under his guidance.