Hidefumi Wakayama (若山 英史, Wakayama Hidefumi, born January 3, 1985 in Numazu, Shizuoka, Japan) is a Japanese wheelchair rugby player who currently plays for Shizuoka Bank/CENTERPOLE and the Japanese national team.

[1][2] At the age of 19, Wakayama injured his spine in a swimming pool accident and began playing wheelchair rugby at a rehabilitation facility.

[3] He was later selected to represent Japan in the London and Rio Paralympics, and contributed to Japan's first medal win at the latter.

In 2021, Wakayama was selected as a recommended player for the Japanese national team for the 2020 Summer Paralympics and won a bronze medal.

[4][5] In 2024, he was again selected as a recommended athlete for the Japanese national team for the 2024 Summer Paralympics, with whom he won a gold medal.