William Still (disambiguation)

William Still (1821–1902) was an abolitionist and member of the Pennsylvania Anti-Slavery Society.

William Still may also refer to:


 * William Grant Still (1895–1978), American composer
 * William Joseph Still (1870–????), English engineer
 * William N. Still Jr. (1932–2023), American maritime historian
 * William Still (cricketer) (c. 1820–1910), Australian cricketer
 * Will Still (born 1992), Belgian professional football manager