Turnbull is a northern English and Scottish surname. For theories of its etymology, see Clan Turnbull.
Notable people with the surname include:
Alan Turnbull (drummer), Australian jazz drummer
Alan Turnbull, Lord Turnbull
Andrew Turnbull (colonist) (1718–1792), early British colonizer of Florida
Andrew Turnbull (rugby union)
Andrew Turnbull, Baron Turnbull (born 1945), head of the British Civil Service and Cabinet Secretary
Ann Turnbull (born 1943), British writer of fiction for children and young adults
Bernard Turnbull (1904–1984), Wales rugby union captain
Bill Turnbull (born 1956), British television presenter
Bob Turnbull, Scottish footballer
Charles Wesley Turnbull, governor of the U.S. Virgin Islands
Colin Turnbull, anthropologist and author
David Turnbull (disambiguation)
Derek Turnbull (1926–2006), New Zealand long distance runner
Doug Turnbull (1903–1993), American lacrosse player
Douglass Turnbull, Professor of Neurology at the Newcastle University
Drew Turnbull, Andrew "Drew" Turnbull, Scottish rugby league footballer of the 1950s for Leeds and Great Britain
Eddie Turnbull, Scottish football player and manager
Fred Turnbull (footballer born 1888), English footballer with Coventry City and Southampton
Gael Turnbull, Scottish poet who was an important precursor of the British Poetry Revival
George Turnbull (autoindustry executive), (1926–1996), British car manufacturer, associated with British Leyland and Hyundai
George Turnbull (civil engineer), (1809–1878), civil engineer active in the UK and India
George Turnbull (soldier) (1729–1810), Scottish-born loyalist soldier in the American Revolutionary War
George Turnbull (theologian) (1698–1748), Scottish theologian
George Turnbull (footballer, born 1927)
Hector Turnbull (businessman) (1733–1788), Perthshire, Scotland
Herbert Turnbull (1885–1961), English mathematician
Hubert Maitland Turnbull (1875–1955), British pathologist
Ian Turnbull (ice hockey), Canadian ice hockey defenceman who played during the 1970s and early 1980s, mostly with the Toronto Maple Leafs
Ian Turnbull (politician), New Democratic member of the Legislative Assembly of Manitoba from 1969 to 1977, and a member of Edward Schreyer's cabinet from 1973 to 1977
Jack Turnbull (1910–1944), American lacrosse player
James Turnbull, Australian author
James Turnbull (steamboat captain), first to ascend the Colorado River by steamboat in November 1852.
James Youll Turnbull, Scottish recipient of the Victoria Cross in World War II
Jimmy Turnbull, Scottish footballer
John Turnbull (actor)
John Turnbull (field hockey) (1910–1944), American field hockey player
John Turnbull (musician) (born 1950), English pop and rock guitarist and singer
John E. Turnbull, Canadian inventor
John Walker Turnbull (1958–1999), English soldier who committed suicide after murdering his wife
Josh Turnbull, (born 1988), Wales international rugby union player
Koi Turnbull, comics artist
Lee Turnbull (actor)
Lee Turnbull (footballer)
Lucinha Turnbull (born 1953), Brazilian musician
Lucy Turnbull, former Lord Mayor of Sydney and wife of businessman and fellow politician, Malcolm Turnbull
Malcolm Turnbull, Australian politician. 29th and current Prime Minister of Australia and leader of the Liberal Party since September 2015, and MP for the Division of Wentworth, New South Wales since 2004.
Margaret Turnbull, American astronomer who developed a catalog of potentially habitable solar systems
Maurice Turnbull, Welsh cricketer, rugby union player, and soldier
Mary Turnbull (Constance Mary Turnbull, C. M. Turnbull), British historian
Michael G. Turnbull, American architect
Michael Turnbull, Church of England bishop
Norman Turnbull, Canadian politician
Norm Turnbull, (born 1894), Australian rules footballer
Oswald Turnbull, British tennis player
Perry Turnbull (born 1959), retired National Hockey League player
Phil Turnbull (born 1987), English footballer
Ray Turnbull (American football), American football coach
Ray Turnbull (curler) (born 1939), Canadian curler
Reg Turnbull, (1908–2006), Australian politician
Richard Turnbull, principal of Wycliffe Hall, Oxford
Roland Evelyn Turnbull (1905–1960), British colonial administrator and Governor of North Borneo
Ross Turnbull, English footballer
Ryan Turnbull (born 1971), former Australian rules footballer
Sandy Turnbull, Scottish football player who died in World War II
Stephen Turnbull (footballer) (born 1987), English footballer
Stephen Turnbull (historian), expert on samurai and author of several works on the subject
Susan Turnbull, American Democratic organiser
Wallace Rupert Turnbull (1879–1954), Canadian inventor
Walter Turnbull (1944–2007), American musician
Wendy Turnbull (born 1952), Australian tennis player
William Barclay Turnbull, Scottish antiquarian
William Turnbull (artist) (1922–2012), English artist
William Turnbull (bishop), influential Bishop of Glasgow, Scotland from 1448 to 1454
William Turnbull, Jr. (1935–1997), American architect
Winton Turnbull (1899–1980), Australian politician.
