Tripp Eisen (born Tod Rex Salvador June 29, 1965, in Pen Argyl, Pennsylvania) also known "Tripp Rex Eisen" or "Rex Eisen", is an American musician, best known as the former guitarist of the industrial metal band Static-X. He is a former member of Dope, Murderdolls, Ace Frehley tribute band Fractured Mirror, Roughhouse (formerly Teeze), and local East Coast bands such as The Right, Ego, and Lovesick.
Beside his music career, Eisen has expressed an interest in politics. He has made known his right-wing conservative views to many fans throughout his years as a musician. He is a follower of objectivism, the philosophy of Ayn Rand.