William Clifton
William or Bill Clifton may refer to:
- William de Clifton, MP for Lancashire
- Sir William Clifton, 3rd Baronet
- 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), English footballer, played for Leyland, Preston North End and Rochdale
- William Clifton (Canadian politician), in Toronto municipal election, 1946 and 1947
- Bill Clifton (pianist), Canadian Jazz pianist
- Bill Clifton, American musician