In 1246, during the reign of Alexander II, a Humphrey de Kilpatrick obtained a charter of the lands of Colquhoun from the Earl of Lennox, and that Humphrey's son Ingram was the first to assume the name Colquhoun.
John Campbell Colquhoun, British MP for Dunbartonshire, 1832–1835, Kilmarnock Burghs, 1837–1841, and Newcastle-under-Lyme, 1842–1847
Alexander Colquhoun | Sir Ivar Colquhoun, 8th Baronet | John Campbell Colquhoun | Colquhoun | Walter Colquhoun Grant | Sir Malcolm Colquhoun, 9th Baronet | Les Colquhoun | Joe Colquhoun | Ithell Colquhoun | Edward Colquhoun Charlton | David Colquhoun | Clan Colquhoun | Archibald Colquhoun | Alexander Colquhoun-Stirling-Murray-Dunlop | Alan Colquhoun |
Colquhoun died on 8 December 1820, after an illness of a few days, at the house of his son-in-law, Walter Long, at Hartham, Wiltshire, and was buried in the parish churchyard of New Kilpatrick near Glasgow.
He and his two accomplices, Shorty Dunn and Louis Colquhoun, were located near Douglas Lake, British Columbia after an extensive manhunt.
In 1625 Sir John Colquhoun of Luss was created a Baronet of Nova Scotia.
Married in 1964 to Iona Mary Colquhoun, daughter of Sir Ivar Colquhoun, 8th Baronet, the couple had a son Torquhil Ian Campbell and a daughter Louisa Iona Campbell, now Lady Louisa Burrell.
Wallabies, of the species Macropus rufogriseus (Red-necked Wallaby), were introduced by Lady Colquhoun in the 1940s, and still roam wild.
A British garrison under Lieutenant Walter Hillyar Colquhoun Long (uncle of the 1st Viscount Long) took control of Lydenburg to control the goldfields.
In 1909 Colquhoun was president of the Lawn Tennis Association of Australasia, and refereed Sydney's first Davis Cup challenge round final.
Lucy Bethia Walford, née Colquhoun, the novelist, was born in Portobello on 17 April 1845.
Colquhoun was also a prolific printmaker, producing a large number of lithographs and monotypes throughout his career.
She was acquired by White Star Line in 1919 and was sold to the Clan Line in 1933 and renamed Clan Colquhoun.
The West Kirk is a Church of Scotland parish church on Colquhoun Square in Helensburgh, Argyll, Scotland.