Hisashi Mizutori (水鳥 寿思), (born 22 July 1980 in Shizuoka, Shizuoka, Japan) is a Japanese gymnast. He was part of the Japanese team that won the gold medal in the team competition at the 2004 Summer Olympics. He was also part of the team to win the silver medal in the team event at the 2007 World Artistic Gymnastics Championships. At that competition, he also won three individual bronze medals, winning them in the all-around, the floor exercise, and the horizontal bar. He is currently a professor at Keio University, Shonan Fujisawa Campus.