Timothy John Pearson 'Tim' Renwick (born 7 August 1949 in Cambridge, Cambridgeshire, England) is an English guitarist. He is best known for his association with Al Stewart in his early years, and his long standing role as lead guitarist for The Sutherland Brothers and Quiver and with Pink Floyd, playing on their 1987 and 1994 tours, and accompanying the band at their Live 8 performance.