Hugh Cairns1 
He was a banker at Belfast, County Antrim, IrelandG.1 He lived at Parkmount, County Antrim, IrelandG.1
William Cairns1 
He lived at Magheraconluce, County Down, IrelandG.1
John Turner1 
Child of John Turner
- [S15] George Edward Cokayne, editor, The Complete Baronetage, 5 volumes (no date (c. 1900); reprint, Gloucester, U.K.: Alan Sutton Publishing, 1983), volume V, page 66. Hereinafter cited as The Complete Baronetage.
William Gregg1
Child of William Gregg
- Agnes Gregg+2 d. 1785
Agnes Gregg1 
Her married name became Cairns.
Child of Agnes Gregg and William Cairns
- Nathan Cairns+2 b. 1759, d. 1819
Nathan Cairns1 
He was a merchant at Dublin, County Dublin, IrelandG.1 He lived at Parkmount, County Antrim, IrelandG.1
He also had a duaghter, who died young.1
Children of Nathan Cairns and Margaret Keine
- Daniel Cairns1 b. 1784, d. 1802
- William Cairns+2 b. 1789
Sarah Hutchinson1
She lived at Dublin, County Dublin, IrelandG.1 From 20 June 1778, her married name became Cairns.
- [S37] BP2003 volume 1, page 640. See link for full details for this source. Hereinafter cited as. [S37]
Margaret Keine1
She lived at Dublin, County Dublin, IrelandG.1 From 9 March 1787, her married name became Cairns.
Children of Margaret Keine and Nathan Cairns
- Daniel Cairns1 b. 1784, d. 1802
- William Cairns+2 b. 1789
William Cairns1 
He lived at Parkmount, County Antrim, IrelandG.1 He gained the rank of Captain in the 47th Regiment.1 He lived at Cultra, County Down, IrelandG.3
He also had five daughters by his second wife.1
Child of William Cairns and Matilda Beggs
- Sir William Wellington Cairns2 d. 7 Jun 1888
Children of William Cairns and Rosanna Johnston
- Nathan Daniel Cairns+2 b. 1807, d. 1844
- Hugh MacCalmont Cairns, 1st Earl Cairns+2 b. 27 Dec 1819, d. 2 Apr 1885
- [S37] BP2003 volume 1, page 640. See link for full details for this source. Hereinafter cited as. [S37]
- [S37] BP2003. [S37]
- [S6] G.E. Cokayne; with Vicary Gibbs, H.A. Doubleday, Geoffrey H. White, Duncan Warrand and Lord Howard de Walden, editors, The Complete Peerage of England, Scotland, Ireland, Great Britain and the United Kingdom, Extant, Extinct or Dormant, new ed., 13 volumes in 14 (1910-1959; reprint in 6 volumes, Gloucester, U.K.: Alan Sutton Publishing, 2000), volume II, page 470. Hereinafter cited as The Complete Peerage.
Hugh Johnston1
Child of Hugh Johnston
- Rosanna Johnston+2 d. 1822