Hayato Yamamoto is a Japanese voice actor affiliated with the agency Aptepro. He was born on July 5 and is a native of Hyogo Prefecture. His listed skills and hobbies include singing, illustration, board games, breakdance, DJing, and baseball.

Yamamoto is confirmed to have a role in the upcoming 2026 remake of the anime series High School! Kimengumi, where he voices the character Kimeru Setto. This character is a member of the Irootokogumi, a group within the series. The new adaptation of High School! Kimengumi is scheduled to premiere in January 2026.

His other animation credits include a role as a guest in the series Kirei ni Shite Moraimasu ka? and as a referee in Yano-kun no Futsū no Hibi. In the field of dubbing, he has performed the role of Wei Chen in The Legend of the Kingdom: The Lost Treasure of the Loulan Kingdom. Yamamoto has also participated in drama CDs, including a role in a crowd for Nanatsuhana.

His performance history includes several stage productions, such as Kinukatsu Sentai Kinokkozu, the musicals Moderato and Mont Blanc, and 12 Okoreru Last Samurai. He has also been featured in reading plays, including Chizu to Compass and Hidamari no Ki A La Carte Vol. 2. Furthermore, Yamamoto has narrated the audiobook for Suki ni Natte, Kirai ni Saseru n da.