| Koji Nanbara | |
| Birth Date: | June 7, 1927 |
| Birth Place: | Yokohama, Kanagawa, Japan |
| Death Place: | Chōfu, Tokyo, Japan |
| Yearsactive: | 1951–2001 |
| Othername: | Shinji Nanbara (南原伸二) |
was a Japanese actor. He was born in Yokohama, Kanagawa, Japan. In 1951, he signed with Daiei film company. and made his film debut with Kamikaze Tokkotai.[1] Mostly famous later in his career for playing villains, he began acting in the 1950s under the name Shinji Nanbara. He died of a myocardial infarction in Chōfu, Tokyo at age 74.[2]