Clifford or Cliff Williams may refer to: Cliff Williams (rugby union, born 1898) (1898–1930), Welsh international rugby union hooker Clifford Williams (politician) (1905–1987), Welsh Member of Parliament Clifford Williams (actor) (1926–2005), Welsh theatre director and stage actor Clifford Williams, American victim of wrongful conviction, see Hubert Nathan Myers and Clifford Williams Cliff Williams (rugby, born 1939) (1939–2014), rugby league footballer of the 1970s for Wales, and Hunslet Clifford Williams (philosopher) (born 1943), American author and philosopher Cliff Williams (basketball) (born 1945), American basketball player Cliff Williams (born 1949), English bassist for Australian band AC/DC