| Teiya Ichiryusai | |
| Native Name: | 一龍斎 貞弥 |
| Native Name Lang: | ja |
| Birth Date: | 2 February 1968 |
| Nationality: | Japanese |
| Occupation: | Voice actress |
| Agent: | Aoni Production |
is a Japanese voice actress from Ōita Prefecture affiliated with Aoni Production. Her former stage name is .