Priestley is an English surname. It may refer to:
- Akeem Priestley - (born 13 April 1985), Jamaican footballer
- Arthur Priestley - an English Liberal Party politician and cricketer
- Brian Priestley - (born 10 July 1940), English jazz writer, pianist and arranger
- Briggs Priestley - (16 March 1831 – 21 October 1907), English cloth manufacturer and Liberal Party politician
- Chris Priestley - (born 1958), British children's book author and illustrator
- Dennis Priestley - a two-time World Darts Champion and the first player to win both BDO and WDC World Championship Crowns
- Gerry Priestley (born 1931), footballer whose clubs included Grimsby Town and Halifax Town
- Henry Priestley - (19 June 1884 – 28 February 1961), Australian biochemist
- Jason Priestley - a Canadian-American actor who starred in the TV show, Beverly Hills, 90210
- Joseph Priestley - (13 March 1733 – 6 February 1804), 18th-century British theologian, Dissenting clergyman, natural philosopher, chemist, educator, and political theorist
- J. B. Priestley - (13 September 1894 – 14 August 1984), English writer and broadcaster
- Julian Priestley - (born 26 May 1950), Secretary-General of the European Parliament 1997–2007
- Mark Priestley - (9 August 1976 – 27 August 2008), Australian actor
- Mary Priestley - (born 4 March 1925), music therapist from Britain
- Maurice Priestley - emeritus professor of statistics at the University of Manchester
- Neil Priestley - (born 23 June 1961), former English cricketer
- Philip Priestley - (born 29 August 1946), former British diplomat
- Raymond Priestley - (20 July 1886 – 24 June 1974), British geologist and early Antarctic explorer
- Robert Priestley - (June 12, 1901 – November 27, 1986), American set decorator
- Tom Priestley - (born 1932), sound and film editor
- Tommy Priestley - (11 March 1911 – 28 July 1985), Northern Irish footballer
Priestley may also refer to:
- 5577 Priestley, inner main belt asteroid, named after Joseph Priestley
- Priestley (lunar crater), crater located on the far side of the Moon
- Dr. Priestley, fictional investigator
- Priestley College, sixth form college
- Priestley Glacier, major valley glacier
- The Priestley, a proscenium theatre
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