Six Feet Under is an American death metal band from Tampa, Florida, formed in 1993. The band was originally a side project by Cannibal Corpse vocalist Chris Barnes with guitarist Allen West of Obituary. They were joined by bassist Terry Butler (formerly of Massacre and Death) and drummer Greg Gall, Butler's brother-in-law.

Six Feet Under have released ten albums, and are listed by Nielsen Soundscan as the fourth best-selling death metal act in the U.S., with album sales over 370,000 (sales numbers are taken from 2003).