William Creighton

William Creighton may refer to:

• William Creighton Jr. (1778–1851), attorney, banker and legislator in Ohio
• William Black Creighton (1864–1946), Canadian social reformer
• William Steel Creighton (1902–1973), American myrmecologist and taxonomist
• William Creighton (bishop) (1909–1987), bishop of the Diocese of Washington
• William Creighton (rally driver) (born 1997), Irish rally driver