William Faith is a gothic/punk music artist.

He is a former member of the gothic bands Rozz Williams' Christian Death, Shadow Project, Mephisto Walz, briefly Sex Gang Children, and goth-punk band Wreckage (where he was known as Bill E. Bones). He is currently a member of anarcho-punk collective Anima Mundi, as well as guitarist for English anarcho-punk stalwarts Conflict.

He is perhaps best known as a founding member of Faith and the Muse. A longtime member of the Los Angeles gothic rock and punk scene, Faith has also produced records for a range of artists.