Sir John St. John1 
Child of Sir John St. John
- [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 208. Hereinafter cited as The Complete Peerage.
Patrick FitzMaurice, 10th Baron of Kerry and Lixnaw1 
He succeeded as the 10th Baron of Kerry and Lixnaw [I., c. 1295] in November 1541.1
Children of Patrick FitzMaurice, 10th Baron of Kerry and Lixnaw and Slany O’Brien
- [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 208. Hereinafter cited as The Complete Peerage.
- [S6] Cokayne, and others, The Complete Peerage, volume VII, page 208, says 1547.
- [S37] BP2003 volume 2, page 2238. See link for full details for this source. Hereinafter cited as. [S37]
Slany O’Brien1 
Her married name became FitzMaurice.1
Children of Slany O’Brien and Patrick FitzMaurice, 10th Baron of Kerry and Lixnaw
Children of Slany O’Brien and Sir Donal O’Brien
- Penelope O’Brien3
- Murtough O’Brien4 d. 31 Aug 1593
- Connor O’Brien4
- Donogh O’Brien4 d. bt 1567 – 1579
- Margaret O’Brien4
- Sawney O’Brien4
- Aine O’Brien4 d. 1591
- Sir Terlough O’Brien+4 b. c 1546, d. 1 Aug 1623
- [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 208. Hereinafter cited as The Complete Peerage.
- [S37] BP2003 volume 2, page 2036. See link for full details for this source. Hereinafter cited as. [S37]
- [S6] Cokayne, and others, The Complete Peerage, volume VII, page 210.
- [S37] BP2003. [S37]
Mary Mercer Walker1
Her married name became Harrison.1
Child of Mary Mercer Walker and George Evelyn Harrison
- [S47] BIFR1976 page 405. See link for full details for this source. Hereinafter cited as. [S47]
Emma Eugenie Croker Poole1
From 7 October 2000, her married name became Pattullo.1
Brig.-Gen. Henry Harrison Walker1
Child of Brig.-Gen. Henry Harrison Walker
- [S47] BIFR1976 page 405. See link for full details for this source. Hereinafter cited as. [S47]
Thomas FitzMaurice, 12th Baron of Kerry and Lixnaw1 
He succeeded as the 12th Baron of Kerry and Lixnaw [I., c. 1295] circa 1543, although Cokayne shows him as the 11th Baron, and the older brother.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 208. Hereinafter cited as The Complete Peerage.
Edmond FitzMaurice, 11th Baron of Kerry and Lixnaw1 
He succeeded as the 11th Baron of Kerry and Lixnaw [I., c. 1295] circa 1542, although Cokayne lists him as the 12th Baron, as the younger brother.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 208. Hereinafter cited as The Complete Peerage.
Gerald FitzMaurice, 13th Baron of Kerry and Lixnaw1

Gerald FitzMaurice, 13th Baron of Kerry and Lixnaw also went by the nick-name of Gerald ‘the Red Haired’.1 He succeeded as the 13th Baron of Kerry and Lixnaw [I., c. 1295] circa 1543.1
- [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 208. Hereinafter cited as The Complete Peerage.
- [S47] BIFR1976 page 417. See link for full details for this source. Hereinafter cited as. [S47]
- [S6] Cokayne, and others, The Complete Peerage, volume VII, page 208, says c June 1550.
- [S37] BP2003 volume 2, page 2238. See link for full details for this source. Hereinafter cited as. [S37]
- [S6] Cokayne, and others, The Complete Peerage, volume VII, page 208, says c July 1550.
