William Cunningham may refer to:
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William "Bill" Cunningham (born 1930, died 2012): An American college basketball coach. He coached at Virginia State University, winning an NCAA Division II championship in 1970. He was inducted into the CIAA Hall of Fame.
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William Cunningham (born 1974): A former American professional basketball player who played in the NBA. He played college basketball at Temple University. He was drafted by the Toronto Raptors in 1996.