Sir Alan Mansfield KCMG, KCVO
Justice Alan Mansfield in Brisbane, 1945
18th Governor of Queensland
In office 21 March 1966 – 21 March 1972
Monarch	Elizabeth II
Premier	Sir Frank Nicklin (1966–68) Jack Pizzey (1968) Gordon Chalk (1968) Joh Bjelke-Petersen (1968–72)
Preceded by	Sir Henry Abel Smith
Succeeded by	Sir Colin Hannah
10th Chief Justice of Queensland
In office 9 February 1956 – 21 February 1966
Premier	Vince Gair (1956–57) Frank Nicklin (1957–66)
Preceded by	Neal Macrossan
Succeeded by	William Mack
Personal details
Born	(1902-09-30)30 September 1902 Indooroopilly, Queensland
Died	17 July 1980(1980-07-17) (aged 77) Benowa, Queensland
Alma mater	University of Sydney

Sir Alan James Mansfield, KCMG, KCVO (30 September 1902 – 17 July 1980) was an Australian barrister, judge, and the 18th Governor of Queensland, serving from 1966 until 1972.

Mansfield was born on 20 September 1902 in Brisbane, Queensland, where his family had land in Gumdale. He lived in the Mount Gravatt area for many years. Sir James Mansfield was his great-great-grandfather. He was educated at the Anglican Church Grammar School in Brisbane,^[1] before winning a scholarship to the Sydney Church of England Grammar School (Shore). He attended university at St Paul's College, University of Sydney.^[2]

Mansfield was appointed as a Puisne Judge on the Supreme Court of Queensland on 17 May 1940. He served with distinction in that capacity until he was made a Senior Puisne Judge on 20 March 1947. As a Senior Puisne Judge, he served until 8 February 1956 when he was promoted to the position of Chief Justice of Queensland. He served as Chief Justice from 9 February 1956 until his retirement on 21 February 1966.

During his time as Chief Judge, Mansfield was Lieutenant-Governor of Queensland on several occasions. He was appointed Governor of Queensland in 1966. He served in this position until 1972.

Mansfield was a freemason. During his term as governor, he was also Grand Master of the Grand Lodge of Queensland.^[3]

When Mansfield first became a lawyer, he went to represent Australia on the International Military Tribunal for the Far East for the United Nations War Crimes Commission.

In 1966, in addition to his other duties, Mansfield was also appointed Chancellor of the University of Queensland.

• In 1958 Mansfield was made a Knight Commander of the Order of St Michael and St George (KCMG).
• The suburb of Mansfield in the city of Brisbane is named after him.

• Judiciary of Australia
• List of Judges of the Supreme Court of Queensland