Noboru Yamaguchi
- Place of birth: Hokkaido, Japan
- Also know as: やまぐち のぼる
Noboru Yamaguchi (山口 登, Yamaguchi Noboru, born August 30) is a Japanese actor and voice actor born in Hokkaido. He is affiliated with Arts Vision and is also a member of the Theater Company Akapera Club. He has blood type A and is 170 cm tall. His hobbies and special skills are walking and climbing.
