Tetsuo (written: 哲夫, 哲男, 哲雄 or 鉄夫) is a masculine Japanese given name. Notable people with the name include:

• Tetsuo Hara (原 哲夫, born 1961), Japanese manga artist
• Tetsuo Imai (今井 哲夫, 1912–1987), Japanese middle-distance runner
• Tetsuo Inoue (井上 哲夫), Japanese table tennis player
• Tetsuo Kagawa (香川 哲男, born 1969), Japanese astronomer
• Tetsuo Kutsukake (沓掛 哲男, born 1929), Japanese politician
• Tetsuo Najita (奈地田 哲夫, 1936–2021), American historian
• Tetsuo Saito (斉藤 鉄夫, born 1952), Japanese politician
• Tetsuo Sakurai (櫻井 哲夫, born 1957), Japanese jazz fusion bassist
• Tetsuo Sato (rower) (佐藤 哲夫, born 1938), Japanese rower
• Tetsuo Satō (volleyball) (佐藤 哲夫, born 1949), Japanese volleyball player
• Tetsuo Shinohara (篠原 哲雄, born 1962), Japanese film director
• Tetsuo Toyama (当山 哲夫, 1883–1971), Okinawan journalist

• Tetsuo Kaga (加賀 鉄男), a character in the manga series Hikaru no Go
• Tetsuo Okita, a character in the film The Bullet Train
• Tetsuo Shima (島 鉄雄), a character in the manga series Akira
• Tetsuo Sinkkonen, a character in the film Vares: Private Eye
• Tetsuo Takahashi (高橋 鉄男), protagonist of the manga series Interviews with Monster Girls
• Tetsuo Nikaido, Main Antagonist of Yakuza: Dead Souls
• Tetsuo Takeda, a character in the anime series Yu-Gi-Oh! Zexal
• Tetsuo Kameyama, a character in the anime and game series Little Battlers Experience

Name list

This page or section lists people that share the same given name.
If an internal link led you here, you may wish to change that link to point directly to the intended article.