Lionel Walter Rothschild, 2nd Baron Rothschild1 
He held the office of Member of Parliament (M.P.) (Liberal) for Aylesbury between 1899 and 1910.1 He held the office of Lieutenant of the City of London.1 He held the office of Deputy Lieutenant (D.L.) of Buckinghamshire.1 He gained the rank of Major in the Buckinghamshire Yeomanry Cavalry.1 He held the office of Justice of the Peace (J.P.) for Buckinghamshire.1 He was appointed Fellow, Royal Society (F.R.S.)1 He was awarded the honorary degree of Doctor of Philosophy (Ph.D.) by Giessen University, Giessen, Hessen, GermanyG.1 He succeeded as the 2nd Baron Rothschild, of Tring, co. Hertford [U.K., 1885] on 31 March 1915.1 He succeeded as the 3rd Baronet Rothschild [U.K., 1847] on 31 March 1915.1
Child of Lionel Walter Rothschild, 2nd Baron Rothschild and Marie Barbara Fredenson
- Olga Alice Muriel Rothschild3 d. 1992
- [S37] BP2003 volume 3, page 3417. See link for full details for this source. Hereinafter cited as. [S37]
- [S37] BP2003. [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 177. Hereinafter cited as The Complete Peerage, Volume XIV.
Nathaniel Charles Rothschild1 
Nathaniel Charles Rothschild usually went by his middle name of Charles.1 He graduated from Trinity College, Cambridge University, Cambridge, Cambridgeshire, EnglandG, with a Master of Arts (M.A.)1 He held the office of Lieutenant of the City of London.1 He held the office of Justice of the Peace (J.P.) for Northamptonshire.1 He held the office of High Sheriff of Northamptonshire in 1905.1
Children of Nathaniel Charles Rothschild and Rozsika Edle von Wertheimstein
- Dame Miriam Louisa Rothschild+2 b. 5 Aug 1908, d. 20 Jan 2005
- Hon. Elizabeth Charlotte Rothschild2 b. 5 Nov 1909
- Nathaniel Mayer Victor Rothschild, 3rd Baron Rothschild+2 b. 31 Oct 1910, d. 20 Mar 1990
- Hon. Kathleen Annie Pannonica Rothschild2 b. 10 Dec 1913
Rozsika Edle von Wertheimstein1 
Her married name became Rothschild.
Children of Rozsika Edle von Wertheimstein and Nathaniel Charles Rothschild
- Dame Miriam Louisa Rothschild+3 b. 5 Aug 1908, d. 20 Jan 2005
- Hon. Elizabeth Charlotte Rothschild3 b. 5 Nov 1909
- Nathaniel Mayer Victor Rothschild, 3rd Baron Rothschild+3 b. 31 Oct 1910, d. 20 Mar 1990
- Hon. Kathleen Annie Pannonica Rothschild3 b. 10 Dec 1913
Captain Alfred von Wertheimstein1
Child of Captain Alfred von Wertheimstein
- Rozsika Edle von Wertheimstein+2 b. 15 Oct 1870, d. 30 Jun 1940
Nathaniel Mayer Victor Rothschild, 3rd Baron Rothschild1 
He was educated at Harrow School, Harrow, London, EnglandG.1 He was a Fellow between 1935 and 1939 at Trinity College, Cambridge University, Cambridge, Cambridgeshire, EnglandG.1 He graduated from Trinity College, Cambridge University, Cambridge, Cambridgeshire, EnglandG, in 1937 with a Doctor of Philosophy (Ph.D.) and Master of Arts (M.A.)1 He succeeded as the 3rd Baron Rothschild, of Tring, co. Hertford [U.K., 1885] on 27 August 1937.1 He succeeded as the 4th Baronet Rothschild [U.K., 1847] on 27 August 1937.1 He gained the rank of Major in the Intelligence Corps.1 He fought in the Second World War, where he was mentioned in despatches.1 He was awarded the George Medal (G.M.) in 1944.1 He was awarded the U.S. Legion of Merit in 1946.2 He was a director of BOAC between 1946 and 1958.1 He was awarded the U.S. Bronze Star in 1948.2 He was awarded the honorary degree of Doctor of Science (Sc.D.) by Cambridge University, Cambridge, Cambridgeshire, EnglandG, in 1950.1 He was Assistant Director of the Research Department Zoology between 1950 and 1970 at Cambridge University, Cambridge, Cambridgeshire, EnglandG.1 He was appointed Fellow, Royal Society (F.R.S.) in 1953.1 He was Research Co-ordinator of the Royal Dutch Shell Group between 1965 and 1970.1 He was appointed Knight, Most Venerable Order of the Hospital of St. John of Jerusalem (K.St.J.)2 He was awarded the honorary degree of Doctor of Science (D.Sc.) by Manchester University Medical School, Manchester, Lancashire, EnglandG.1 He was awarded the honorary degree of Doctor of Science (D.Sc.) by Newcastle University, Newcastle-upon-Tyne, Northumberland, EnglandG.1 He was awarded the honorary degree of Doctor of Science (D.Sc.) by Technion Haifa, Haifa, IsraelG.1 He was director-general of Central Policy Review Staff between 1970 and 1974.1 He was awarded the honorary degree of Doctor of Philosophy (Ph.D.) by Tel Aviv University, Tel Aviv, IsraelG, in 1971.1 He was awarded the honorary degree of Doctor of Philosophy (Ph.D.) by Hebrew University, Jerusalem, IsraelG, in 1975.1 He was appointed Knight Grand Cross, Order of the British Empire (G.B.E.) in 1975.1 He was chairman of N M Rothschild and Sons in 1975.2 He was awarded the honorary degree of Doctor of the University (D.U.) by York University, York, Yorkshire, EnglandG, in 1980.1 He was awarded the honorary degree of Doctor of Philosophy (Ph.D.) by Bar-ilon University, Israel, in 1980.1
Children of Nathaniel Mayer Victor Rothschild, 3rd Baron Rothschild and Barbara Hutchinson
- Hon. Sarah Rothschild+2 b. 13 Sep 1934, d. 2018
- Nathaniel Charles Jacob Rothschild, 4th Baron Rothschild+2 b. 29 Apr 1936, d. 26 Feb 2024
- Hon. Miranda Rothschild2 b. 25 Dec 1940
Children of Nathaniel Mayer Victor Rothschild, 3rd Baron Rothschild and Teresa Georgina Mayor
- Hon. Emma Georgina Rothschild2 b. 16 May 1948
- Benjamin Mayor Rothschild2 b. 16 May 1952, d. 16 May 1952
- Hon. Victoria Katherine Rothschild2 b. 13 Aug 1953
- Hon. Amschel Mayor James Rothschild+2 b. 18 Apr 1955, d. 8 Jul 1996
- [S37] BP2003 volume 3, page 3417. See link for full details for this source. Hereinafter cited as. [S37]
- [S37] BP2003. [S37]
- [S266] World War II Unit Histories – Officers, online http://www.unithistories.com/units_index/default.asp?file=../officers/personsx. Hereinafter cited as World War II Unit Histories – Officers.
Barbara Hutchinson 
Her married name became Rothschild. After her marriage, Barbara Hutchinson was styled as Baroness Rothschild on 27 August 1937. From after 1946, her married name became Warner.2 From 1961, her married name became Hadjikyriakou-Ghika.
Children of Barbara Hutchinson and Nathaniel Mayer Victor Rothschild, 3rd Baron Rothschild
- Hon. Sarah Rothschild+1 b. 13 Sep 1934, d. 2018
- Nathaniel Charles Jacob Rothschild, 4th Baron Rothschild+1 b. 29 Apr 1936, d. 26 Feb 2024
- Hon. Miranda Rothschild1 b. 25 Dec 1940
St. John Hutchinson1
He was appointed Queen’s Counsel (Q.C.)2 He was appointed King’s Counsel (K.C.)1
Child of St. John Hutchinson
- Barbara Hutchinson+2 b. 1911, d. 1989
Child of St. John Hutchinson and Mary Barnes
- Jeremy Nicholas Hutchinson, Baron Hutchinson of Lullington+2 b. 28 Mar 1915, d. 13 Nov 2017
Lt.-Col. Arthur Acland-Hood-Reynardson1 
He was given the name of Arthur Fuller-Acland-Hood at birth.2 He fought in the Ashanti War in 1895.2 He held the office of Deputy Lieutenant (D.L.)1 He gained the rank of Major in the Rifle Brigade.2 He held the office of Justice of the Peace (J.P.)1 He was appointed Officer, Order of the British Empire (O.B.E.)1 On 8 July 1920 his name was legally changed to Arthur Acland-Hood-Reynardson by Royal Licence.2
Children of Lt.-Col. Arthur Acland-Hood-Reynardson and Miriam Anne Birch Reynardson
- Charles Alexander John Fuller-Acland-Hood2 b. 24 Aug 1897, d. 31 May 1916
- Arthur Allwyn Fuller-Acland-Hood2 b. 27 Aug 1900, d. 28 Sep 1900
- Agatha Isabel Acland-Hood-Reynardson+1 b. 3 Oct 1903, d. 1993
Hon. Alexander Fitzroy St. Clair-Erskine1 
- [S37] BP2003 volume 3, page 3407. See link for full details for this source. Hereinafter cited as. [S37]
Lady Sybil Mary St. Clair-Erskine1 
From 28 May 1892, her married name became Fane. After her marriage, Lady Sybil Mary St. Clair-Erskine was styled as Countess of Westmorland on 28 May 1892.
Children of Lady Sybil Mary St. Clair-Erskine and Lt.-Col. Anthony Mildmay Julian Fane, 13th Earl of Westmorland
- Lt.-Cdr. Vere Anthony Francis St. Clair Fane, 14th Earl of Westmorland+1 b. 15 Mar 1893, d. 12 May 1948
- Lady Enid Victoria Rachel Fane+2 b. 24 Apr 1894, d. 9 Sep 1969
- Major Hon. Mountjoy John Charles Wedderburn Fane+1 b. 8 Oct 1900, d. 9 Oct 1963
- Lady Violet Gloria Sybil Fane1 b. 11 Apr 1902