Margaret FitzGibbon1 
From 29 December 1614, her married name became Fenton.4 She was heiress of the Mitchelstown estates.5
Children of Margaret FitzGibbon and Sir William Fenton
- Catherine Fenton+1 d. 1669
- William Fenton4 d. 1645
- Margaret Fenton4
- Sir Michael Fenton, 1st Bt.+4 b. 1622, d. 1664
- [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 VII, page 297. Hereinafter cited as The Complete Peerage.
- [S133] Unknown, Pedigree Showing the Descent of the Family of King-Tenison from The White Knight (not published).
- [S47] BIFR1976 See link for full details for this source. Hereinafter cited as. [S47]
- [S78] Robert Douglas King-Harman, The Kings, Earls of Kingston (Cambridge, Cambridgeshire, U.K.: W. Hefer & Sons, 1959). Hereinafter cited as The Kings.
- [S47] BIFR1976. [S47]
Maurice FitzGibbon1,2 
Child of Maurice FitzGibbon
Children of Maurice FitzGibbon and Hon. Joan Butler
- Maurice ‘Oge’ Fitzgibbon, 12th White Knight5 b. c 1597, d. 30 May 1611
- Margaret FitzGibbon+5 b. 1602, d. 1666
- [S76] Anthony Lawrence King-Harman, The Kings of King House (Bedford, Bedfordshire, U.K.: privately, 1996). Hereinafter cited as Kings of King House.
- [S47] BIFR1976 page 429. See link for full details for this source. Hereinafter cited as. [S47]
- [S78] Robert Douglas King-Harman, The Kings, Earls of Kingston (Cambridge, Cambridgeshire, U.K.: W. Hefer & Sons, 1959). Hereinafter cited as The Kings.
- [S37] BP2003 volume 2, page 2176. See link for full details for this source. Hereinafter cited as. [S37]
- [S47] BIFR1976. [S47]
Catherine (?)1
Her married name became Fitzgibbon.1
Child of Catherine (?) and John Fitzgibbon
- Garrett Fitzgibbon1 b. c 1648
- [S47] BIFR1976 page 429. See link for full details for this source. Hereinafter cited as. [S47]
Robert King, 2nd Baron Kingston1 
He succeeded as the 2nd Baron Kingston, of Kingston, co. Dublin [I., 1660] in 1676.1 In February 1683/84 he was recommended to be a Privy Counsellor [Ireland].1 He was Colonel of the Irish Regiment before February 1686/87.1 In 1689 he took an active part against King James II.1 On 7 May 1689 he was attainted.1 In July 1689 he fled from Ireland.1 In 1689 he was selected to represent Connaught to attend with the King in Parliament with proposals for the settlement of Ireland.1 On 5 October 1692 he took his seat in Parliament, on the reduction of Ireland.2
- [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 VII, page 297. Hereinafter cited as The Complete Peerage.
- [S6] Cokayne, and others, The Complete Peerage, volume VII, page 298.
Margaret Harbord1 
After her marriage, Margaret Harbord was styled as Baroness Kingston on 17 February 1689/90. From 17 February 1689/90, her married name became King.1
- [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 VII, page 298. Hereinafter cited as The Complete Peerage.
William Harbord1
He held the office of Ambassador to Belgrade.1 He lived at Grafton Park, Northamptonshire, EnglandG.1
Child of William Harbord and Mary Duck
- Margaret Harbord1 b. c 1667, d. 3 Sep 1698
- [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 VII, page 298. Hereinafter cited as The Complete Peerage.
Mary Duck1 
Her married name became Harbord.1
Child of Mary Duck and William Harbord
- Margaret Harbord1 b. c 1667, d. 3 Sep 1698
- [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 VII, page 298. Hereinafter cited as The Complete Peerage.
Arthur Duck1
Child of Arthur Duck and Margaret Southworth
- Martha Duck3 b. b 1655, d. c Jan 1673/74
- [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 VII, page 298. Hereinafter cited as The Complete Peerage.
- [S15] George Edward Cokayne, editor, The Complete Baronetage, 5 volumes (no date (c. 1900); reprint, Gloucester, U.K.: Alan Sutton Publishing, 1983), volume III, page 224. Hereinafter cited as The Complete Baronetage.
- [S37] BP2003 volume 1, page 682. See link for full details for this source. Hereinafter cited as. [S37]
Margaret O’Cahan1 
She was a servant maid in the household of John King, 1st Baron Kingston.1 From 1683, her married name became King.1 After her marriage, Margaret O’Cahan was styled as Baroness Kingston in December 1693.
Children of Margaret O’Cahan and John King, 3rd Baron Kingston
- Hon. Catherine King+2
- Robert King3
- James King, 4th Baron Kingston+1 b. 1693, d. 26 Dec 1761
- Hon. Sophia King1 b. b 1707, d. a 8 Jan 1707/8
- [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 VII, page 298. Hereinafter cited as The Complete Peerage.
- [S8] BP1999 volume 1, page 1597. See link for full details for this source. Hereinafter cited as. [S8]
- [S78] Robert Douglas King-Harman, The Kings, Earls of Kingston (Cambridge, Cambridgeshire, U.K.: W. Hefer & Sons, 1959). Hereinafter cited as The Kings.
Florence O’Cahan1
Child of Florence O’Cahan
- Margaret O’Cahan+1 b. c 1662, d. 29 Apr 1721
- [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 VII, page 298. Hereinafter cited as The Complete Peerage.
