William Clifton

William or Bill Clifton may refer to:

• William de Clifton (fl. 1302–1305), MP for Lancashire
• Sir William Clifton, 3rd Baronet (1653–1686)
• William Clifton (Australian politician), Members of the Western Australian Legislative Council, 1832–1870
• William Clifton (architect), architect of the IOOF Temple Building
• William Clifton (footballer) (1891–1953), English footballer, played for Leyland, Preston North End and Rochdale
• William Clifton (Canadian politician), in Toronto municipal election, 1946 and 1947
• Bill Clifton (pianist) (1916–1967), Canadian Jazz pianist
• Bill Clifton (born 1931), American musician