Sir Thomas de Somerville1 
He lived at Linton, Roxburghshire, Scotland.2 He lived at Carnwarth, Lanarkshire, ScotlandG.1 In 1423 he was an ambassador to London to treat for the ransom of James I, King of Scotland.2
Children of Sir Thomas de Somerville and Janet Stewart
- Margaret Somerville+
- Mary Somerville3
- Giles Somerville3
- William Somerville, 1st Lord Somerville+1 b. b 1400, d. 20 Aug 1456
- [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 XII/1, page 94. Hereinafter cited as The Complete Peerage.
- [S22] Sir Bernard Burke, C.B. LL.D., A Genealogical History of the Dormant, Abeyant, Forfeited, and Extinct Peerages of the British Empire, new edition (1883; reprint, Baltimore, Maryland: Genealogical Publishing Company, 1978), page 451. Hereinafter cited as Burkes Extinct Peerage.
- [S22] Burke, Burkes Extinct Peerage, page 452.
Janet Stewart1
Children of Janet Stewart and Sir Thomas de Somerville
- Margaret Somerville+2
- Mary Somerville2
- Giles Somerville2
- William Somerville, 1st Lord Somerville+1 b. b 1400, d. 20 Aug 1456
- [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 XII/1, page 94. Hereinafter cited as The Complete Peerage.
- [S22] Sir Bernard Burke, C.B. LL.D., A Genealogical History of the Dormant, Abeyant, Forfeited, and Extinct Peerages of the British Empire, new edition (1883; reprint, Baltimore, Maryland: Genealogical Publishing Company, 1978), page 452. Hereinafter cited as Burkes Extinct Peerage.
Sir Alexander Stewart of Darnley1
Child of Sir Alexander Stewart of Darnley
- [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 XII/1, page 94. Hereinafter cited as The Complete Peerage.
Janet Mowat1 
From 1428/29, her married name became Somerville.1
Children of Janet Mowat and William Somerville, 1st Lord Somerville
- [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 XII/1, page 94. Hereinafter cited as The Complete Peerage.
- [S22] Sir Bernard Burke, C.B. LL.D., A Genealogical History of the Dormant, Abeyant, Forfeited, and Extinct Peerages of the British Empire, new edition (1883; reprint, Baltimore, Maryland: Genealogical Publishing Company, 1978), page 452. Hereinafter cited as Burkes Extinct Peerage.
Sir John Mowat1
Child of Sir John Mowat
- Janet Mowat+1 d. bt 1456 – 1458
- [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 XII/1, page 94. Hereinafter cited as The Complete Peerage.
Lady Marjory Comyn1
In April 1296 she was apparently of completely opposite loyalties to those of her husband since she held out in Dunbar Castle on behalf of the Scots against the besieging English till obliged to capitulate.2
Children of Lady Marjory Comyn and Patrick de Dunbar, 7th Earl of Dunbar
- Sir Alexander Dunbar+3 d. a 1331
- Patrick de Dunbar, 8th Earl of Dunbar+3 b. c 1285, d. 11 Nov 1368
- [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 IV, page 507. Hereinafter cited as The Complete Peerage.
- [S37] BP2003 volume 1, page 1207. See link for full details for this source. Hereinafter cited as. [S37]
- [S37] BP2003. [S37]
Patrick de Dunbar, 6th Earl of Dunbar1 
He succeeded as the 6th Earl of Dunbar [S., c. 1115] in 1248.2 He was a member of a pro-English group among the Scots nobility, as which managed to get the boy King Alexander III away from the dominance of the Comyn family.2 He held the office of Regent of Scotland in 1255.2 He fought in the Battle of Alrgs in 1263, as commander of a division of the Scottish army in the victory over Norsemen.2
Children of Patrick de Dunbar, 6th Earl of Dunbar and Cecil Fraser
- Cecilia de Dunbar3
- Patrick de Dunbar, 7th Earl of Dunbar+1 b. c 1242, d. 10 Oct 1308
- [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 IV, page 506. Hereinafter cited as The Complete Peerage.
- [S37] BP2003 volume 1, page 1207. See link for full details for this source. Hereinafter cited as. [S37]
- [S11] Alison Weir, Britain’s Royal Families: The Complete Genealogy (London, U.K.: The Bodley Head, 1999), page 214. Hereinafter cited as Britain’s Royal Families.
Cecil Fraser1
Children of Cecil Fraser and Patrick de Dunbar, 6th Earl of Dunbar
- Cecilia de Dunbar3
- Patrick de Dunbar, 7th Earl of Dunbar+1 b. c 1242, d. 10 Oct 1308
- [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 IV, page 506. Hereinafter cited as The Complete Peerage.
- [S37] BP2003 volume 1, page 1207. See link for full details for this source. Hereinafter cited as. [S37]
- [S6] Cokayne, and others, The Complete Peerage, volume IV, page 507.
John Fraser1
Child of John Fraser
- [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 IV, page 506. Hereinafter cited as The Complete Peerage.
unknown Dunbar1
Child of unknown Dunbar
- [S37] BP2003 volume 1, page 1207. See link for full details for this source. Hereinafter cited as. [S37]
