Anton Newcombe is an American singer, songwriter, multi-instrumentalist and producer from Newport Beach, United States. Born in 1967, he is the founder of the music group The Brian Jonestown Massacre and is also a member of L’Épée.

He works in psychedelic rock, rock and indie, and is associated with the Committee to Keep Music Evil label. Newcombe is also known as a subject of the 2004 documentary Dig!, which follows him alongside the Portland, Oregon alternative rock band The Dandy Warhols.