Joshua Luis Wiener (born February 8, 1979), known professionally as Josh Keaton, is an American actor.

He is known for his many voice roles, including Takashi "Shiro" Shirogane in Voltron: Legendary Defender, Spider-Man in various media in addition to Electro in the video game Marvel's Spider-Man, Jack Darby in Transformers: Prime and the adolescent Hercules in Hercules.

He is also the voice of King Anduin Wrynn in the MMORPG World of Warcraft and Tyler in Pokémon Concierge.

Keaton was born outside of Los Angeles in Hacienda Heights, California on February 8, 1979, to a father from New York City, and a mother from Lima, Peru.

He was in the 1990s boy band No Authority and was signed to MJJ Music and later RCA Records as a solo artist.