Marmaduke Francis (11th Lord Herries) Constable-Maxwell
- Yes, date unknown(
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- 1 Marmaduke Francis (11th Lord Herries) Constable-Maxwell [1] d. Yes, date unknown
- Angela Mary Charlotte Fitzalan-Howard d. 1 Mar 1919
- 2 Gweldolen Mary (12th Lady Herries of Terregles) Herries [1.1] b. 11 Jan 1877 d. 28 Aug 1945
- Henry (15th Duke of Norfolk) Fitzalan-Howard b. 27 Dec 1847 d. 11 Feb 1917
- 3 Mary Rachel Fitzalan-Howard [1.1.1] b. 27 Jun 1905 d. 1992
- Colin Keppel (Lt Col) Davidson d. 2 Mar 1943
- 4 Duncan Davidson [1.1.1.1]
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- 4 Harriet Mary Davidson [1.1.1.2]
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- 4 Duncan Davidson [1.1.1.1]
- + Anthony Hilton Pepys b. Abt 1905 d. 31 Jan 1967
- 3 Bernard Marmaduke (16th Duke of Norfolk) Fitzalan-Howard [1.1.2] b. 30 May 1908 d. 30 Jan 1975
- Lavia Mary Strutt d. 1996
- 4 Anne Elizabeth (14th Lady Herries of Terregles) Fitzalan-Howard [1.1.2.1] b. 12 Jun 1938 d. 23 Nov 2014
- 4 Mary Katherine (15th Lady Herries of Terregles) Fitzalan-Howard [1.1.2.2]
- 4 Lady Sarah Margaret Fitzalan-Howard [1.1.2.3] b. 28 Sep 1941 d. 14 Jun 2015
- 4 Theresa Jane (16th Lady Herries of Terregles) Fitzalan-Howard [1.1.2.4]
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- 4 Anne Elizabeth (14th Lady Herries of Terregles) Fitzalan-Howard [1.1.2.1]
- 3 Katherine Mary Fitzalan-Howard [1.1.3] b. 25 Mar 1912
- 3 Winefred Alice Fitzalan-Howard [1.1.4] b. 31 Oct 1914
- John Edward Broke Freeman
- 4 Mary Gwendoline Freeman [1.1.4.1]
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- 4 Charles Philip Broke Freeman [1.1.4.2]
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- 4 Virginia Phyliss Theresa Freeman [1.1.4.3]
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- 4 Mary Gwendoline Freeman [1.1.4.1]
- 3 Mary Rachel Fitzalan-Howard [1.1.1]
- 2 Angela Mary M Herries [1.2] b. 10 Dec 1877 d. Yes, date unknown
- James Eric (7\16th Earl of Perth) Drummond b. 17 Aug 1879 d. 15 Dec 1951
- 3 Margaret Gwendoline Mary Drummond [1.2.1] b. 5 May 1905
- 3 John David (8-17th Earl of Perth Drummond [1.2.2] b. 13 May 1907 d. 25 Nov 2002
- Nancy Finke d. 1996
- 4 John (9th-18th Earl of Perth) Drummond [1.2.2.1] b. 7 Jul 1935 d. 27 Mar 2023
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- 4 2nd Son Drummond [1.2.2.2]
- 4 John (9th-18th Earl of Perth) Drummond [1.2.2.1]
- 3 Angela Alice Maryel Drummond [1.2.3] b. 5 Mar 1912
- 3 Gillian Mary Drummond [1.2.4]
- 3 Margaret Gwendoline Mary Drummond [1.2.1]
- 2 Gweldolen Mary (12th Lady Herries of Terregles) Herries [1.1]