Harriet Alice Day1 
From 18 July 1865, her married name became Borthwick.1 After her marriage, Harriet Alice Day was styled as Baroness Borthwick on 5 May 1870.
Children of Harriet Alice Day and Cunninghame Borthwick, 19th Lord Borthwick
- Hon. Gabrielle Margaret Ariana Borthwick3 b. 30 Jun 1866
- Archibald Patrick Thomas Borthwick, 20th Lord Borthwick+1 b. 3 Sep 1867, d. 4 Oct 1910
- Hon. Alice Rachel Anne Borthwick3 b. 17 Dec 1868
- Hon. Violet Dagmar Marion Aga Borthwick3 b. 3 Jun 1871
- Hon. Mary Francis Harriet Borthwick3 b. 11 Feb 1876
- [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 226. Hereinafter cited as The Complete Peerage.
- [S2] Peter W. Hammond, editor, The Complete Peerage or a History of the House of Lords and All its Members From the Earliest Times, Volume XIV: Addenda & Corrigenda (Stroud, Gloucestershire, U.K.: Sutton Publishing, 1998), page 98. Hereinafter cited as The Complete Peerage, Volume XIV.
- [S37] BP2003 volume 1, page 439. See link for full details for this source. Hereinafter cited as. [S37]
Thomas Hermitage Day1
Child of Thomas Hermitage Day
- Harriet Alice Day+1 b. c 1835, d. 17 Feb 1917
- [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 226. Hereinafter cited as The Complete Peerage.
Archibald Patrick Thomas Borthwick, 20th Lord Borthwick1 
He was educated at Glenalmond College, Perthshire, ScotlandG.1 He succeeded as the 20th Lord Borthwick [S., 1452] on 24 December 1885.1 He was educated at Christ Church, Oxford University, Oxford, Oxfordshire, EnglandG.1 He was a partner in Borthwick, Wark & Company, Stockbrokers.1 He held the office of Representative Peer [Scotland] between 1906 and 1910.1
On his death, the Lordship of Borthwick became either extinct or dormant.1
Child of Archibald Patrick Thomas Borthwick, 20th Lord Borthwick and Susanna Mary McTaggart-Stewart
- Hon. Isolde Francis Borthwick1 b. 2 Feb 1903, d. 25 Jul 1953
- [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 226. Hereinafter cited as The Complete Peerage.
Hon. Cecil Saumarez Irby1 
He gained the rank of Captain in the 7th Battalion, King’s Royal RIfle Corps.2 He held the office of Justice of the Peace (J.P.) for Buckinghamshire.2
Children of Hon. Cecil Saumarez Irby and Florence Augusta Dormer
- Greville Northey Irby, 7th Baron Boston+1 b. 24 Aug 1889, d. 16 Sep 1958
- Cecil Eustace Irby, 8th Baron Boston1 b. 14 Jul 1897, d. 12 Oct 1972
- [S2] Peter W. Hammond, editor, The Complete Peerage or a History of the House of Lords and All its Members From the Earliest Times, Volume XIV: Addenda & Corrigenda (Stroud, Gloucestershire, U.K.: Sutton Publishing, 1998), page 100. Hereinafter cited as The Complete Peerage, Volume XIV.
- [S37] BP2003 volume 1, page 448. See link for full details for this source. Hereinafter cited as. [S37]
Harry D. Manion1
- [S1230] David Dubin, “re: De Bourbon Family,” e-mail message to British and European Nobility Register, 1 January 2005. Hereinafter cited as “re: De Bourbon Family.”
Marianne Susanna Ommaney1
Children of Marianne Susanna Ommaney and Sir Mark John McTaggart-Stewart, 1st Bt.
- Frances Emily McTaggart-Stewart2 d. 29 Oct 1949
- Susanna Mary McTaggart-Stewart+1 b. 1 Apr 1878, d. 3 Oct 1961
- Margaret Anna McTaggart-Stewart+3 b. 1880, d. 13 Apr 1962
- [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 226. Hereinafter cited as The Complete Peerage.
- [S6] Cokayne, and others, The Complete Peerage, volume I, page 68.
- [S3508] S. Thomson, “email: Kirwan Family,” e-mail message to BENR, 16 January 2009 – 12 February 2010. Hereinafter cited as “email: Kirwan Family.”
John Orde Ommaney1
Child of John Orde Ommaney
- [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 226. Hereinafter cited as The Complete Peerage.
Hon. Isolde Francis Borthwick1 
From 4 April 1923, her married name became Cooper.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 II, page 226. Hereinafter cited as The Complete Peerage.
- [S37] BP2003 volume 1, page 439. See link for full details for this source. Hereinafter cited as. [S37]
Henry Selwyn1
He was Receiver-General of Customs. He lived at Matson, Gloucestershire, EnglandG.1
Children of Henry Selwyn and Ruth Compton
- Reverend Charles Jasper Selwyn+
- Albinia Selwyn+1 b. 1719, d. 1 Apr 1769
- William Selwyn+2 b. 14 Jun 1732, d. 21 Aug 1817
- [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 227. Hereinafter cited as The Complete Peerage.
- [S18] Matthew H.C.G., editor, Dictionary of National Biography on CD-ROM (Oxford, U.K.: Oxford University Press, 1995). Hereinafter cited as Dictionary of National Biography.
Ruth Compton1
Her married name became Selwyn.
Children of Ruth Compton and Henry Selwyn
- Reverend Charles Jasper Selwyn+
- Albinia Selwyn+1 b. 1719, d. 1 Apr 1769
- William Selwyn+2 b. 14 Jun 1732, d. 21 Aug 1817
- [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 227. Hereinafter cited as The Complete Peerage.
- [S18] Matthew H.C.G., editor, Dictionary of National Biography on CD-ROM (Oxford, U.K.: Oxford University Press, 1995). Hereinafter cited as Dictionary of National Biography.
