Ethel Julia Cavendish1
From 14 February 1912, her married name became Tollemache.1
- [S1438] Sir William, Bt. Arbuthnot, “re: Arbuthnot and Duff Families,” e-mail message to British and European Nobility Register, 29 August 2005 and later. Hereinafter cited as “re: Arbuthnot and Duff Families.”
- [S37] BP2003 See link for full details for this source. Hereinafter cited as. [S37]
- [S8107] Michael Tollemache, “re: Cavendish Family,” family provided evidence then verified by subsequent research and verification by BENR (101053), 8 October 2016. Hereinafter cited as “re: Cavendish Family.”
- [S37] BP2003. [S37]
Hon. Mortimer Granville Tollemache1 
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 Captain in the TAR and Suffolk Regiment.2 He fought in the First World War.2
Children of Hon. Mortimer Granville Tollemache and Margaret Jane Roberts
- Dorothy Margaret Tollemache4 b. 25 Aug 1895
- Leila Mary Tollemache+4 b. 13 Oct 1896, d. 30 Oct 1971
- [S1438] Sir William, Bt. Arbuthnot, “re: Arbuthnot and Duff Families,” e-mail message to British and European Nobility Register, 29 August 2005 and later. Hereinafter cited as “re: Arbuthnot and Duff Families.”
- [S37] BP2003 volume 3, page 3913. 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.”
- [S37] BP2003. [S37]
Margaret Jane Roberts1 
She was also known as Margaret Gorst.3 From 14 July 1894, her married name became Tollemache.1
Children of Margaret Jane Roberts and Hon. Mortimer Granville Tollemache
- Dorothy Margaret Tollemache2 b. 25 Aug 1895
- Leila Mary Tollemache+2 b. 13 Oct 1896, d. 30 Oct 1971
- [S1438] Sir William, Bt. Arbuthnot, “re: Arbuthnot and Duff Families,” e-mail message to British and European Nobility Register, 29 August 2005 and later. Hereinafter cited as “re: Arbuthnot and Duff Families.”
- [S37] BP2003 See link for full details for this source. Hereinafter cited as. [S37]
- [S37] BP2003. [S37]
Louisa Duff1 
From 5 January 1852, her married name became Brooke.1
Children of Louisa Duff and Francis Capper Brooke
- Constance Brooke+1 b. 6 Sep 1852, d. 25 Feb 1930
- Florence Brooke+1 b. 14 Sep 1853, d. 9 Dec 1928
- Reginald Brooke1 b. 17 Sep 1854, d. 22 Aug 1933
- Edward Brooke1 b. 1856, d. Apr 1921
- [S1438] Sir William, Bt. Arbuthnot, “re: Arbuthnot and Duff Families,” e-mail message to British and European Nobility Register, 29 August 2005 and later. Hereinafter cited as “re: Arbuthnot and Duff Families.”
Constance Brooke1 
From 4 April 1877, her married name became Lethbridge.1
Children of Constance Brooke and Captain Edward Lethbridge
- Miriam Lethbridge2 d. 25 Jan 1961
- Hester Lethbridge2 d. 30 Dec 1947
- Joan Lethbridge2
- Sibyl Lethbridge2 b. 10 Jan 1878, d. 1927
Captain Edward Lethbridge1 
He gained the rank of Captain in the 1st Battalion, South Wales Borderers, and 90th Regiment.3 He fought in the Kaffir and Zulu Wars between 1878 and 1879.3
Children of Captain Edward Lethbridge and Constance Brooke
- Miriam Lethbridge2 d. 25 Jan 1961
- Hester Lethbridge2 d. 30 Dec 1947
- Joan Lethbridge2
- Sibyl Lethbridge2 b. 10 Jan 1878, d. 1927
- [S1438] Sir William, Bt. Arbuthnot, “re: Arbuthnot and Duff Families,” e-mail message to British and European Nobility Register, 29 August 2005 and later. Hereinafter cited as “re: Arbuthnot and Duff Families.”
- [S37] BP2003 See link for full details for this source. Hereinafter cited as. [S37]
- [S37] BP2003. [S37]
Sibyl Lethbridge1 
From 29 June 1909, her married name became Sewell.
- [S1438] Sir William, Bt. Arbuthnot, “re: Arbuthnot and Duff Families,” e-mail message to British and European Nobility Register, 29 August 2005 and later. Hereinafter cited as “re: Arbuthnot and Duff Families.”
- [S37] BP2003 See link for full details for this source. Hereinafter cited as. [S37]
- [S37] BP2003. [S37]
Reginald Brooke1 
- [S1438] Sir William, Bt. Arbuthnot, “re: Arbuthnot and Duff Families,” e-mail message to British and European Nobility Register, 29 August 2005 and later. Hereinafter cited as “re: Arbuthnot and Duff Families.”
Jane Austin1 
From 18 February 1879, her married name became Brooke.1
- [S1438] Sir William, Bt. Arbuthnot, “re: Arbuthnot and Duff Families,” e-mail message to British and European Nobility Register, 29 August 2005 and later. Hereinafter cited as “re: Arbuthnot and Duff Families.”
Edward Brooke1 
- [S1438] Sir William, Bt. Arbuthnot, “re: Arbuthnot and Duff Families,” e-mail message to British and European Nobility Register, 29 August 2005 and later. Hereinafter cited as “re: Arbuthnot and Duff Families.”
