Ken Yamaguchi
actor,sound_department
- Gender: Male
- Birthday: 1956-03-24
- Day of Death: 2011-10-24 ( 55 years old )
- Place of Birth: Fukushima, Japan
- Also Known As: 山口 健
- IMDB:nm0945326
Ken Yamaguchi (山口 健), born Kiyoshige Yamaguchi (山口 清成), was a Japanese voice actor.