Keiji (けいじ, ケイジ) is a Japanese given name usually used for males. Meaning varies depending on the kanji characters used.

Written forms Common kanji used include:

啓= 啓治 圭二 圭司 慶次 慶治 敬二 敬治 佳司 佳次

People with the name , Japanese actor and voice actor , Japanese-American physician and epidemiologist , Japanese politician , Japanese anime director, character designer and manga artist , Japanese musician and singer-songwriter , Japanese swimmer , Japanese former rugby union player , Japanese businessman , Japanese sprinter , Japanese video game producer, character designer, game designer and businessman , Japanese composer, arranger and orchestrator , Japanese former football player , Japanese former football player , Japanese baseball coach , Japanese member of the The Black Mages , Japanese theoretical physicist , Japanese cyclist , Japanese politician , Japanese former professional sumo wrestler , Japanese professional football manager and former footballer , Japanese former dancer and actor , Japanese samurai lord of the Sengoku period , Japanese racing driver , Japanese sumo wrestle , Japanese canoeist , Japanese theoretical chemist and chemical engineer , Japanese professional wrestling executive, actor and retired professional wrestler , Japanese manga artist and writer Keiji Nakazawa (中澤 圭二; born 1962), Japanese Sushi master , Japanese professional shogi player , Japanese botanist , Japanese philosopher , Japanese professional baseball shortstop , Japanese hurdler , Japanese Nippon Professional Baseball outfielder , Japanese sport wrestler , Japanese former professional baseball catcher , Japanese former professional kickboxer and taekwondo-in. , Japanese cinema actor Keiji Sakoda (1972–2021), Japanese American professional wrestler , Japanese Rear Admiral , Japanese football manager , Japanese speed skater , Japanese judoka and sports scientist , Japanese army intelligence officer , Japanese businessman , Japanese football player , Japanese baseball player , Japanese professional wrestler, manager and booker , Japanese former international rugby union player , Japanese former professional footballer , Japanese retired figure skater , Japanese sculptor and contemporary artist , Japanese former professional baseball pitcher , Japanese former football player , Japanese politician , Japanese video game music composer , Japanese former professional boxer , Japanese former football player

Fictional characters with the name Keiji Akaashi (赤葦 京治), a character from Haikyu!! with the position of setter from Fukurodani Academy Keiji Shibusawa, a character from Yakuza 0 Keiji Shinogi, a character from the video game Your Turn to Die -Death Game by Majority- Keiji Takase (also known as Sasori), a character from Deceive Inc.

See also Keiji (manga), a fictionalized account of Maeda Keiji Fugo Keiji (富豪刑事), detective mystery drama