Sir John Roderick Hugh McEwen of Marchmont and Bardrochat, 5th Bt.1
He was educated at Ampleforth College, Ampleforth, Yorkshire, England.1 He was educated at University College London, London, England.1 He succeeded as the 5th Baronet McEwen, of Marchmont, co. Berwick [U.K., 1953] on 18 June 1983.1 He was educated at Glasgow University, Glasgow, Lanarkshire, Scotland.1 He lived in 2003 at 32 Montgomery Street, Edinburgh, Midlothian, ScotlandG.1
Child of Sir John Roderick Hugh McEwen of Marchmont and Bardrochat, 5th Bt. and Rachel Elizabeth Soane
- Susanna Alice Islay McEwen2 b. 18 Feb 2002
Isabella Gabriel Anne McEwen1
Roderick McEwen1 
He was educated at Eton College, Windsor, Berkshire, England.2 He was educated at Trinity College, Cambridge University, Cambridge, Cambridgeshire, England.2 He gained the rank of officer in the Queen’s Own Cameron Highlanders.2
Children of Roderick McEwen and Romana von Hofmannsthal
- Flora Mary Alice McEwen+2 b. 21 Feb 1959
- Samantha Mary McEwen2 b. 19 Apr 1960
- Christabel Mary McEwen+1 b. 2 Jun 1962
- Adam Hugo McEwen2 b. 9 Feb 1965
Romana von Hofmannsthal1 
She was educated at The Brearly School, New York City, New York, U.S.A.G.1 Her married name became McEwen. She lived in 2003 at 5 Netherton Grove, London, EnglandG.2
Children of Romana von Hofmannsthal and Roderick McEwen
- Flora Mary Alice McEwen+2 b. 21 Feb 1959
- Samantha Mary McEwen2 b. 19 Apr 1960
- Christabel Mary McEwen+2 b. 2 Jun 1962
- Adam Hugo McEwen2 b. 9 Feb 1965
Raimund von Hofmannsthal1 
Child of Raimund von Hofmannsthal and Ava Alice Muriel Astor
- Romana von Hofmannsthal+3 b. c 1935, d. 23 Nov 2014
Children of Raimund von Hofmannsthal and Lady Elizabeth Hester Mary Paget
- Sarah Arabella Marjorie von Hofmannsthal+1 b. 14 Jan 1942
- Octavian Charles Hugo von Hofmannsthal+1 b. 13 Feb 1946
- [S8] BP1999 volume 1, page 78. See link for full details for this source. Hereinafter cited as. [S8]
- [S6448] Bram Sonneveld, “re: Oppenheimer Family,” family provided evidence then verified by subsequent research and verification by BENR (101053), 27 November 2012. Hereinafter cited as “re: Oppenheimer Family.”
- [S37] BP2003 volume 1, page 171. See link for full details for this source. Hereinafter cited as. [S37]
- [S4567] Bill Norton, “re: Pitman Family,” family provided evidence then verified by subsequent research and verification by BENR (101053), 6 April 2010 and 19 April 2011. Hereinafter cited as “re: Pitman Family.”
Ava Loel Willing1 
Ava Loel Willing was born on 15 September 1868 at Philadelphia, Pennsylvania, U.S.A.2 She was the daughter of Edward Shippen Willing and Alice Barton.1,2 She married, firstly, Lt.-Col. John Jacob Astor IV, son of William Backhouse Astor, Jr. and Caroline Webster Schermerhorn, on 17 February 1891.1 She and Lt.-Col. John Jacob Astor IV were divorced in 1910.1 She married, secondly, Thomas Lister, 4th Baron Ribblesdale, son of Thomas Lister, 3rd Baron Ribblesdale and Emma Mure, in 1919.1 She died on 9 June 1958 at age 89 at New York, U.S.A.1,2
From 17 February 1891, her married name became Astor.1 From 1919, her married name became Lister. After her marriage, Ava Loel Willing was styled as Baroness Ribblesdale in 1919.
Children of Ava Loel Willing and Lt.-Col. John Jacob Astor IV
- William Vincent Astor1 b. 15 Nov 1891, d. 3 Feb 1959
- Ava Alice Muriel Astor+1 b. 7 Jul 1902, d. 19 Jul 1956
- [S37] BP2003 volume 1, page 171. See link for full details for this source. Hereinafter cited as. [S37]
- [S7529] WikiTree, online http://www.wikitree.com/. Hereinafter cited as WikiTree.
Edward Shippen Willing1 
He lived at Philadelphia, Pennsylvania, U.S.A.G.2
Child of Edward Shippen Willing and Alice Barton
- Ava Loel Willing+2 b. 15 Sep 1868, d. 9 Jun 1958
- [S7529] WikiTree, online http://www.wikitree.com/. Hereinafter cited as WikiTree.
- [S37] BP2003 volume 1, page 171. See link for full details for this source. Hereinafter cited as. [S37]
Adam Hugo McEwen1
Christabel Mary McEwen1
From 1983, her married name became Lambton.1 From 30 August 2005, her married name became Holland.3
Child of Christabel Mary McEwen and Edward Richard Lambton, 7th Earl of Durham
- Frederick Lambton, Viscount Lamton1 b. 23 Feb 1985
Child of Christabel Mary McEwen and Jools Miles Holland
- Mabel Ray Britannia Holland3 b. 22 Nov 1990
Natasha Durac Marr1
From 1988, her married name became McEwen.3
Children of Natasha Durac Marr and Alexander Francis Charles McEwen
- Thomas Peter Dundas McEwen3 b. 6 Sep 1989
- Archie James McEwen3 b. 18 Jul 1992
- Maximilian McEwen3 b. 1996
- [S37] BP2003 volume 2, page 2485. See link for full details for this source. Hereinafter cited as. [S37]
- [S37] BP2003. [S37]
- [S103] Paul Theroff, An Online Gotha, online http://pages.prodigy.net/ptheroff/gotha/gotha. Hereinafter cited as An Online Gotha.
