:Tsutomu Koyama

{{Short description|Japanese volleyball player (1936–2012)}}

{{Infobox sportsperson

|birth_date={{birth date|1936|7|26|df=y}}

|birth_place= Sakaide, Kagawa, Japan

|death_date={{death date and age|2012|7|2|1936|7|26|df=y}}

|medaltemplates={{MedalSport|Men's Volleyball}}

{{MedalCountry | {{JPN}} }}

{{MedalCompetition|Olympic Games}}

{{MedalBronze| 1964 Tokyo | Team Competition}}

}}

{{nihongo|Tsutomu Koyama|小山 勉|Koyama Tsutomu}} (July 26, 1936 – July 2, 2012) was a Japanese volleyball player. He was a member of the Men's National Volleyball Team that claimed the bronze medal at the 1964 Summer Olympics in Tokyo, Japan. He later served as the head coach of the Men's National Team.

Koyama died on July 2, 2012, of esophageal cancer, aged 75.{{cite web|url=http://www.jva.or.jp/news/20120702.html|title=【訃報】日本バレーボール協会元専務理事 小山勉さん(75歳)逝去|author=Japan Volleyball Association|accessdate=2012-07-02}}