Gregory Allen Lisher, born on November 29, 1963, in San Francisco, California, is an American guitarist. He began his career in 1985 when he joined the rock band Camper Van Beethoven as lead guitarist, performing on albums such as II & III (1986) and Key Lime Pie (1989). He subsequently co-founded the progressive rock spin-off group, Monks of Doom, contributing to albums such as Forgery (1993) and The Brönte Pin (2017). His solo work includes the albums Handed Down the Wire (2001), Trains Change (2007), Songs From the Imperial Garden (2020), and Underwater Detection Method (2024). He also recorded as a collaborator with musicians Jonathan Segel and Victor Krummenacher.