William Dickinson may refer to:

(The list is sorted by year of birth)

• William Dickinson (architect) (c. 1670–1724), English architect
• William Dickinson (1745–1806), British Member of Parliament for Great Marlow 1768–1774, Rye 1777–1790 and Somerset 1796–1806
• William Dickinson (engraver) (1746–1826), English mezzotint engraver
• William Dickinson (Rastall) (1756–1822), English topographer and legal writer
• William Dickinson (1771–1837), British Member of Parliament for Ilchester 1796–1802, Lostwithiel 1802–1806 and Somerset 1806–1831
• William Austin Dickinson (1829–1895), American lawyer
• William Howship Dickinson (1832–1913), British doctor
• William Preston Dickinson (1889–1930), American modern artist
• William Dickinson (cricketer) (1889–1948), Welsh cricketer and British Army officer
• William Croft Dickinson (1897–1963), English historian and author
• William Boyd Dickinson (1908–1978), American war correspondent
• William Louis Dickinson (1925–2008), American politician
• William R. Dickinson (1931–2015), American geologist

• William Dickinson, a pseudonym used by Christine Arnothy (born 1930), French writer

• William L. Dickinson High School, in Jersey City, New Jersey

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