Dan Spitz (born January 28, 1963)[1] is an American musician best known for his work as the lead guitarist of the thrash metal band Anthrax from 1983 to 1995 and from 2005 to 2007.

From 1983 to 1995, he was lead guitarist and backing vocalist on the Anthrax albums Fistful of Metal, Armed and Dangerous, Spreading the Disease, Among the Living, State of Euphoria, Persistence of Time and Sound of White Noise.

In 2010 Spitz formed a new Christian rock/metal band Red Lamb, which also included singer Don Chaffin from Voices of Extreme and keyboardist Chris Vrenna.

[14] Spitz was born in a small town in Rockland County, New York as the second son of a lawyer and a high school substitute teacher.

[16] His older brother, Dave Spitz is also an accomplished heavy metal musician who has been a member of Black Sabbath and Great White.