Kohei Kameyama (亀山 耕平, Kameyama Kōhei, born 28 December 1988 in Miyagi, Japan) is a Japanese artistic gymnast. He won a gold medal at the 2013 World Artistic Gymnastics Championships in pommel horse. He made his Olympic debut at the age of 32 when he participated in the 2020 Summer Olympics in Tokyo as one of the two apparatus individuals allocated to the Japanese men's artistic gymnastics team on pommel horse.