Hon. Dawn Loraine Thesiger1 
She lived in 2003 at Hazelbridge Court, Chiddingfold, Surrey, EnglandG.1
Hon. Philippa Merryn Thesiger1
She lived in 2003 at Hazelbridge Court, Chiddingfold, Surrey, EnglandG.1
Frederick Augustus Thesiger, 2nd Baron Chelmsford of Chelmsford1 
He was educated between 1840 and 1844 at Eton College, Windsor, Berkshire, EnglandG.4 He was commissioned in 1844, in the service of the Army.3 He gained the rank of Captain in 1850 in the Grenadier Guards.3 He fought in the Crimean War in 1854.1 He gained the rank of Lieutenant-Colonel in 1858 in the 95th Foot.3 He fought in the Indian Mutiny.1 He was Deputy Adjutant-General at Bombay in 1861.3 He gained the rank of Brevet Colonel in 1863.3 He fought in the Abyssinian War between 1867 and 1868.1 He was Aide-de-Camp to HM Queen Victoria between 1868 and 1877.1 He was appointed Companion, Order of the Bath (C.B.) on 14 August 1868.3 He was Adjutant-General to the Bombay army between 1869 and 1874.3 He gained the rank of Major-General in 1877.3 He fought in the Kaffir Wars in 1878, in command of the British forces.1 He held the office of Lieutenant-Governor of the Cape of Good Hope between 1878 and 1879.3 He succeeded as the 2nd Baron Chelmsford of Chelmsford, co. Essex [U.K., 1858] on 5 October 1878.1 He was appointed Knight Commander, Order of the Bath (K.C.B.) on 11 November 1878.3 He fought in the Zulu War in 1879, in command of the British forces.1 He was appointed Knight Grand Cross, Order of the Bath (G.C.B.) on 19 August 1879.3 He was Brigadier-General of the 1st Infantry Brigade.3 He held the office of Lieutenant of the Tower of London between 1884 and 1889.1 He was Colonel of the Sherwood Foresters (formerly 45th and 95th Foot) between 1898 and 1900.3 He was Colonel of the 2nd Life Guards between 1900 and 1905.3 He was appointed Knight Grand Cross, Royal Victorian Order (G.C.V.O.) on 9 November 1902.3
Children of Frederick Augustus Thesiger, 2nd Baron Chelmsford of Chelmsford and Adria Fanny Heath
- Frederick John Napier Thesiger, 1st Viscount Chelmsford+2 b. 12 Aug 1868, d. 1 Apr 1933
- Hon. Percy Mansfield Thesiger+2 b. 7 Nov 1869, d. 3 Aug 1959
- Hon. Wilfred Gilbert Thesiger+2 b. 25 Mar 1871, d. 31 Jan 1920
- Lt.-Col. Eric Richard Thesiger+2 b. 17 Feb 1874, d. 2 Oct 1961
- [S37] BP2003 volume 1, page 759. See link for full details for this source. Hereinafter cited as. [S37]
- [S37] BP2003. [S37]
- [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 III, page 159. 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 168. Hereinafter cited as The Complete Peerage, Volume XIV.
Adria Fanny Heath 
Her married name became Thesiger. After her marriage, Adria Fanny Heath was styled as Baroness Chelmsford of Chelmsford on 5 October 1878.
Children of Adria Fanny Heath and Frederick Augustus Thesiger, 2nd Baron Chelmsford of Chelmsford
- Frederick John Napier Thesiger, 1st Viscount Chelmsford+5 b. 12 Aug 1868, d. 1 Apr 1933
- Hon. Percy Mansfield Thesiger+5 b. 7 Nov 1869, d. 3 Aug 1959
- Hon. Wilfred Gilbert Thesiger+5 b. 25 Mar 1871, d. 31 Jan 1920
- Lt.-Col. Eric Richard Thesiger+5 b. 17 Feb 1874, d. 2 Oct 1961
- [S1018] Chris Heath, “re: Adria Fanny Heath,” e-mail message to British and European Nobility Register, 27 August 2003. Hereinafter cited as “re: Adria Fanny Heath.”
- [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 III, page 159. Hereinafter cited as The Complete Peerage.
- [S37] BP2003 volume 1, page 759, says 25 March 1926. See link for full details for this source. Hereinafter cited as. [S37]
- [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 168. Hereinafter cited as The Complete Peerage, Volume XIV.
- [S37] BP2003. [S37]
Maj.-Gen. John Coussamker Heath1,2 
He gained the rank of Major-General in the Bombay Army.2
Child of Maj.-Gen. John Coussamker Heath and Adria Emma Dun
- Adria Fanny Heath+1 b. 1846, d. 25 Feb 1926
- [S1018] Chris Heath, “re: Adria Fanny Heath,” e-mail message to British and European Nobility Register, 27 August 2003. Hereinafter cited as “re: Adria Fanny Heath.”
- [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 III, page 159. Hereinafter cited as The Complete Peerage.
Hon. Percy Mansfield Thesiger1 
He fought in the First World War, where he was mentioned in despatches.1 He gained the rank of Captain in the Royal East Kent Yeomanry.1 He was appointed Member, Order of the British Empire (M.B.E.) in 1918.1
Children of Hon. Percy Mansfield Thesiger and Katherine Frances Wallace
- Donald Adrian Wallace Thesiger+2 b. 28 Oct 1901, d. 1978
- Alec Pierson Thesiger2 b. 26 Oct 1904, d. 16 Mar 1971
- Anthony Frederic Lewis Thesiger2 b. 30 Jun 1906, d. 10 Aug 1969
Katherine Frances Wallace1 
Her married name became Thesiger.
Children of Katherine Frances Wallace and Hon. Percy Mansfield Thesiger
- Donald Adrian Wallace Thesiger+2 b. 28 Oct 1901, d. 1978
- Alec Pierson Thesiger2 b. 26 Oct 1904, d. 16 Mar 1971
- Anthony Frederic Lewis Thesiger2 b. 30 Jun 1906, d. 10 Aug 1969
Alexander Falconer Wallace of Candacraig1
Children of Alexander Falconer Wallace of Candacraig
- Katherine Frances Wallace+3 d. 16 Aug 1958
- Falconer Lewis Wallace+1 d. 21 Oct 1944
Kathleen Mary Vigors1 
From 21 August 1909, her married name became Thesiger. She was appointed Commander, Order of the British Empire (C.B.E.) in 1920.1 From 8 October 1931, her married name became Astley.
Children of Kathleen Mary Vigors and Hon. Wilfred Gilbert Thesiger
- Sir Wilfred Patrick Thesiger2 b. 3 Jun 1910, d. 24 Aug 2003
- Colonel Brian Peirson Doughty-Wylie+2 b. 4 Oct 1911, d. 1 Jan 1982
- P/O. Dermot Vigors Thesiger2 b. 24 Mar 1914, d. 28 Apr 1942
- Captain Roderic Miles Doughty Thesiger+2 b. 8 Nov 1915, d. 5 Mar 2005
Thomas Mercer Cliffe Vigors1 
He lived at Burgage, County Carlow, IrelandG.1
Child of Thomas Mercer Cliffe Vigors
- Kathleen Mary Vigors+4 d. 28 Oct 1973
Child of Thomas Mercer Cliffe Vigors and Mary Louisa Helen Handcock
- Captain Ludlow Ashmead Cliffe Vigors+2 b. 22 Jan 1884