Tetsuji (written: 哲二, 哲治, 鉄二, 鉄史, 轍次 or 徹治) is a masculine Japanese given name. Notable people with the name include:
*, Japanese footballer and manager
*, Japanese golfer
*, Japanese mixed martial artist
*, Japanese lexicographer and sinologist
*
Tetsuji Murakami (1927–1987), Japanese karateka
*, Japanese politician
*, Japanese mathematician
*, Japanese theatre and film director
*, Japanese actor
{{given name
Japanese masculine given names