Tesshō Genda (玄田 哲章 Genda Tessho?), born Mitsuo Yokoi (横居 光雄 Yokoi Mitsuo?) is a Japanese voice actor. He provided the voice of Stacker Pentecost in the Japanese dub of Guillermo del Toro's Pacific Rim.
Along with voice actors such as Akio Ōtsuka, Shigeru Chiba and Kōichi Yamadera, Genda is one of Japan's most prolific voice actors, with 234 roles credited to his name as of September 25, 2007.
His work in animation includes, City Hunter, Cooking Papa, Crayon Shin-chan and Tigger in Winnie the Pooh multimedia. Aside from Optimus Prime, Genda also provides the voice of Batman in the character's respective live action and animated feature films.
- Genda's name is sometimes romanized in credits as Tessyou Genda, Tetsuaki Genda, and Tetsusyo Genda, though the latter two spelling/romanizations of his name are incorrect.
- In February 2010, he received a Merit Award from the 4th Seiyu Awards.