Amen is an American rock act that was formed in 1994 in Los Angeles, California. The band was founded by front man and singer Casey Chaos.

Members: Casey Chaos, Duke Decter, John King, John Fahnestock, Dave Lombardo (session), Roy Mayorga (touring).

Past members: Paul Fig, Rich Jones (musician), Scott Sorry, Acey Slade, Jinxx, Shannon Larkin, Nate Manor, Sonny Mayo, Zach Hill, Chris Alaniz, Blake Plonsky, Piggy D., Luke Johnson, Joe Letz.

Genres: Nu metal, alternative metal, hardcore punk.