Jinzo Toriumi
- Birthday: 1929-02-01
- Deathday: 2008-01-17
- Place of birth: Takikawa, Hokkaido, Japan
- Also know as: Jinzou Toriumi
Japanese screenwriter primarily known for his work in the anime field, although early in his career he also wrote screenplays for pink films using the pen name Daisuke Ariga.
