Robert Beauchamp1 
Child of Robert Beauchamp and Alice de Mohun
- John Beauchamp+1 d. 24 Oct 1283
- [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 48. Hereinafter cited as The Complete Peerage.
Alice de Mohun1
Child of Alice de Mohun and Robert Beauchamp
- John Beauchamp+1 d. 24 Oct 1283
- [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 48. Hereinafter cited as The Complete Peerage.
Reynold de Mohun1
Child of Reynold de Mohun and Hawise Fleming
Child of Reynold de Mohun
- [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 48. Hereinafter cited as The Complete Peerage.
- [S37] BP2003 See link for full details for this source. Hereinafter cited as. [S37]
Cicely de Vivonne1 
Her married name became Beauchamp.1
Children of Cicely de Vivonne and John Beauchamp
- Walter Beauchamp2 b. b 1274, d. a 1283
- Robert Beauchamp2 b. b 1274
- John Beauchamp, 1st Lord Beauchamp (of Somerset)+1 b. 25 Jul 1274, d. bt Oct 1336 – Dec 1336
- [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 48. Hereinafter cited as The Complete Peerage.
- [S6] Cokayne, and others, The Complete Peerage, volume II, page 49.
William de Vivonne1
Child of William de Vivonne and Maud Ferrers
- Cicely de Vivonne+1 d. 10 Jan 1320
- [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 48. Hereinafter cited as The Complete Peerage.
Joan Chenduit1 
From before 1301, her married name became Beauchamp.1 After her marriage, Joan Chenduit was styled as Baroness Beauchamp.
Children of Joan Chenduit and John Beauchamp, 1st Lord Beauchamp (of Somerset)
- Joan Beauchamp+1
- William Beauchamp2 b. b 1304, d. b 1336
- Alienor Beauchamp2 b. b 1304, d. a 1304
- Beatrice Beauchamp2 b. b 1304, d. a 1304
- John Beauchamp, 2nd Lord Beauchamp (of Somerset)+2 b. a 4 Oct 1304, d. 19 May 1343
- [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 48. Hereinafter cited as The Complete Peerage.
- [S6] Cokayne, and others, The Complete Peerage, volume II, page 49.
John Beauchamp, 2nd Lord Beauchamp (of Somerset)1 
He fought in the wars in France.1 He succeeded as the 2nd Lord Beauchamp, of Somerset [E., 1299] on 29 November 1336.1
Children of John Beauchamp, 2nd Lord Beauchamp (of Somerset) and Margaret St. John
- Eleanor Beauchamp+2 d. 13 Jun 1391
- Cicely Beauchamp+2 b. c 1321, d. 7 Jun 1394
- John Beauchamp, 3rd Lord Beauchamp (of Somerset)1 b. 20 Jan 1329/30, d. 8 Oct 1361
- [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 49. Hereinafter cited as The Complete Peerage.
- [S6] Cokayne, and others, The Complete Peerage, volume II, page 50.
William Beauchamp1 
- [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 49. Hereinafter cited as The Complete Peerage.
Alienor Beauchamp1 
- [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 49. Hereinafter cited as The Complete Peerage.
Beatrice Beauchamp1 
- [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 49. Hereinafter cited as The Complete Peerage.
