Haruhiro Yamashita (born November 11, 1938) is a Japanese gymnast, who competed in the 1964 Summer Olympics. He won two gold medals, in the vault and team combined exercises.
After marriage he changed his last name from Yamashita to Matsuda In 1961, he graduated from Nippon Sport Science University, where in 1983 he became professor and later professor emeritus. In the early 1970s he was an assistant gymnastics coach under Roger Council at the Indiana State University. There he began his research on biorhythms.
In 2000 Yamashita was inducted into the International Gymnastics Hall of Fame. He is an honorary citizen of his native town of Uwajima.