Koji Totani
actor
- Gender: Male
- Birthday: 1948-07-12
- Day of Death: 2006-02-06 ( 58 years old )
- Place of Birth: Nagoya, Aichi Prefecture, Japan
- Also Known As: 戸谷 公次 / Kohji Totani / とたに こうじ / Kouji Totani / Kōji Totani
- IMDB:nm0869301
Koji Totani was a Japanese actor, voice actor, and narrator. His last affiliation was with Aoni Production. He died in 2006 from acute heart failure.