Yoshisada Sakaguchi
- Birthday: 10/2/1939
- Deathday: 2/13/2020
- Place of birth: Tokyo Prefecture, Japan
- Fame for: Acting
- Also known as: 坂口 芳貞, 坂口芳贞, Sakaguchi Yoshisada
Biography
Yoshisada Sakaguchi was a Japanese actor and voice actor from Tokyo. He was a professor at J. F. Oberlin University, and was affiliated with Bungakuza.