Thighpaulsandra (born Timothy Lewis to retired opera singer Dorothy Lewis) is a Welsh experimental musician. His influences are krautrock and improvised electronic music. He has worked with Julian Cope on various albums starting as an engineer with Cope in 1987 on the song Transporting. His influence also aided Cope's Autogeddon, 20 Mothers and Interpreter albums. He also formed the band Queen Elizabeth with Cope, releasing two lengthy albums. Thighpaulsandra has also produced and appeared on other records made by Anal, RocketGoldStar, and Brain Donor.