理查德·福斯特，Richard Fortus (born November 17, 1966) is an American guitarist. He is best known as a member of the hard rock band Guns N' Roses, with whom he has been a member since 2002, and with whom he has recorded one studio album.[1][2] Fortus has also collaborated extensively with The Psychedelic Furs frontman Richard Butler and fellow Guns N' Roses bandmate Frank Ferrer. Aside from lead singer Axl Rose, and keyboardist Dizzy Reed, Fortus is the longest tenured member of Guns N' Roses, having been with the band continuously since 2002. Alongside his work in Guns N' Roses, Fortus is a former member of Love Spit Love, Thin Lizzy and The Dead Daisies.[1]