Jun Mizutani ("Mizutani Jun"; was born June 9, 1989 in Iwata, Shizuoka) is a table tennis player from Japan. At the Olympic Games 2016 in Rio de Janeiro, he won bronze in the singles, and silver with the team. As of 2017, he is considered the best male Japanese table tennis player. Mizutani has won 4th place at the World Cup four times. He is left-handed and has played at the "Fakel Gazprom Orenburg" club in Russia since the 2017/2018 season.