Vann "Piano Man" Walls (born Harry Eugene Vann, 24 August 1918 – 24 February 1999) was an American rhythm and blues piano player, songwriter, studio musician and professional recording artist. He was a long-standing session player for Atlantic Records, appearing on hits by artists including Big Joe Turner, Ruth Brown and The Clovers. Walls performed under a number of different names and is variously credited as Van Walls, Harry Van Walls and Captain Van. He led the Harry Van Walls Orchestra and also performed with Doc Starkes and His Nite Riders and as Le Capitaine Van.