Tomohiro Yamaguchi (山口 智広, Yamaguchi Tomohiro, December 26, 1987) is a Japanese voice actor from Tokyo. He is affiliated with Tokyo Actor's Consumer's Cooperative Society (Haikyō). He was formerly affiliated with B-Box until March 31, 2023. His former stage name is Tomohiro Yamaguchi (山口智大). On March 23, 2017 he changed his name spelling from 山口智大 to 山口智広.