in full William Joseph Mosconi
born June 27, 1913, Philadelphia, Pa., U.S.
died Sept. 16, 1993, Haddon Heights, N.J.
U.S. pocket billiards player.
The son of a billiards parlor owner, Mosconi began playing professionally in the early 1930s. Known for his accurate rapid-fire shooting, he was world champion 15 times between 1941 and 1957 and once had a run of 526 consecutive balls.