David 'Dave' J Ball (born 30 March 1950 in Handsworth, Birmingham, England is a guitar player who is currently a resident of Burton-On-Trent, England.
In 1971 he joined Procol Harum after he saw an advertisement in Melody Maker. He replaced Robin Trower, who had left the group to form his own band. Ball can be heard on the group's live album, Procol Harum Live with the Edmonton Symphony Orchestra, but left the group during the recording sessions for their 1973 album Grand Hotel. He formed the group Bedlam with his brother Dennis and drummer Cozy Powell, who released an album on Chrysalis Records, but the group disbanded after a brief period. He also recorded with Long John Baldry on Baldry's 1973 album "Good to be Alive". Dave Ball also played in the Nickey Barclay band in London in the 1980s. In 1988 while working in Oman he performed in the band Rashid Goes To Nizwa.