Yōhei Hamada is a Japanese voice actor born on May 9 in Kanagawa Prefecture, Japan. He is affiliated with the talent agency Arts Vision. His career encompasses a range of supporting roles in anime television series and films since at least 2017.

Hamada's early voice acting credits include roles in the 2017 series The King of Fighters: Destiny, where he voiced a young Geese Howard, and Tsugumomo. He has consistently taken on roles in numerous anime productions, often playing ensemble and supporting characters. His filmography features appearances in popular series such as Jujutsu Kaisen, Mushoku Tensei: Jobless Reincarnation, Kaguya-sama: Love Is War, and the 2024 remake of Ranma 1/2, where he provided voices for several minor characters including Kiichi. In 2026, he is set to voice the role of Shoya Kijita in the anime adaptation of Medalist.

Hamada has also secured more substantial, recurring roles. He plays Manabu Kase in the 2020 series Noblesse. In Management of a Novice Alchemist, he voiced the character Gil across eight episodes in 2022. His other notable roles include Bathin in As Miss Beelzebub Likes It, Yachita Minami in Yusei High School Astronomy Club, and Shūichirō Noguchi in Elite Jack!!.