Gregory "Greg" Baldwin (born September 13, 1960) is an American actor. Born in Grants, New Mexico, and raised in Spring, Texas, he currently resides in the San Fernando Valley with his wife Melissa Baldwin of thirty years. Their two children, Sydney and Cooper, attend college out of state.

He has worked in the theater extensively as Sidney Lipton in God's Favorite, Mushnik in Little Shop of Horrors, Dr. Zubritsky in Neil Simon's Fools, and Count Otto Von Bruno in Bullshot Crummond. His voiceover roles include Boris the Cosmonaut Monkey in Brandy & Mr. Whiskers, Daddy Bailey in Xiaolin Showdown, and Jack M. Crazyfish in SpongeBob SquarePants. His voice can also be heard on numerous video games: Rainbow 6: Lockdown, Assassin's Creed 2, F.E.A.R., BioShock among many others.

A student of Mako Iwamatsu over the years, Baldwin took up many of his roles after Mako's death. He voiced Iroh for the final season of Avatar: The Last Airbender and later for the second and third seasons of The Legend of Korra. Baldwin performed a substantial portion of Splinter's dialog in the movie TMNT after Mako died during production. He also voices Aku (from Samurai Jack) in the video game Cartoon Network Universe: FusionFall.

More recently, he can be heard as the ancient Jedi Master Tera Sinube on Star Wars: The Clone Wars, Gilbert Gassenarl on Valkyria Chronicles II and Santa Claus on "How The Saints Saved Christmas."

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