Clemente Anselmo Arturo "Clem" Cattini (born 28 August 1937) is an English rock and roll drummer, who was a member of The Tornados before becoming well known for his work as a session musician. He is one of the most prolific drummers in UK recording history, appearing on hundreds of recordings by artists as diverse as Cliff Richard and Lou Reed, and has featured on 44 different UK number one singles.