| Bill Chamberlain | |
| Height Ft: | 6 |
| Height In: | 6 |
| Weight Lb: | 188 |
| Birth Date: | 16 December 1949 |
| Nationality: | American |
| High School: | Long Island Lutheran (Brookville, New York) |
| College: | North Carolina (1969–1972) |
| Draft Year: | 1972 |
| Draft Round: | 3 |
| Draft Pick: | 43 |
| Draft Team: | Golden State Warriors |
| Career Start: | 1972 |
| Career End: | 1974 |
| Career Number: | 42, 24 |
| Career Position: | Small forward |
| Years1: | 1972–1973 |
| Team1: | Memphis Tams |
| Years2: | 1973 |
| Team2: | Kentucky Colonels |
| Team3: | Phoenix Suns |
| Highlights: |
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| Bbr: | chambbi01 |
William Martin Chamberlain (born December 6, 1949) is a retired American professional basketball player in the American Basketball Association and the National Basketball Association.
He played for the Memphis Tams and Kentucky Colonels (1972–73) of the ABA and the Phoenix Suns (1973–74) of the NBA.