Keaton Yamada, born Shunji Yamada in Hobetsu, Hokkaidō on October 25, 1945, is a veteran seiyuu. He switched from going by his real name, Shunji Yamada, to going by Keaton Yamada in the 1980s. He is currently represented by Remax.
- The Deadpan Snarking, Lemony Narrator in Chibi Maruko-chan, both the anime and live-action series. He also makes a cameo as himself in one episode in the original anime series.
- Hayato Jin from Getter Robo, Super Robot Wars Alpha series, Super Robot Wars Impact, Super Robot Wars MX and Super Robot Wars Z. Replaced by Naoya Uchida.
- Albert Heinrich/004 in the Cyborg 009 TV series and movie. Replaced by Nobuo Tobita.
- Jamaican in Mobile Suit Zeta Gundam
- The narrator in Master Keaton
- Leumnades Kaza in Saint Seiya
- Tochiro in Captain Harlock
- Alain de Soissons in The Rose of Versailles.
- Jyuuzou Naniwa in Combattler V, Super Robot Wars Alpha series and Super Robot Wars Impact
- Hanpei Hattori in Kikaider
- Alex in Legend of Galactic Heroes
- Gen Sakon in the original Gaiking Anime