Catherine Evelyn Riddell1
- [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.”
Georgina Lucy Duff1 
From 23 July 1864, her married name became Tayler.1
Children of Georgina Lucy Duff and William James Tayler
- Constance Jane Dorothy Tayler+1 b. 18 Feb 1868, d. 18 Mar 1948
- Helen Agnes Henrietta Tayler1 b. 24 Mar 1869, d. 10 Apr 1951
- Alexander Norwich Tayler1 b. 11 Jul 1870, d. 8 Nov 1937
- [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.”
William James Tayler1 
Children of William James Tayler and Georgina Lucy Duff
- Constance Jane Dorothy Tayler+1 b. 18 Feb 1868, d. 18 Mar 1948
- Helen Agnes Henrietta Tayler1 b. 24 Mar 1869, d. 10 Apr 1951
- Alexander Norwich Tayler1 b. 11 Jul 1870, d. 8 Nov 1937
- [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.”
Major Alexander Francis Tayler1 
He gained the rank of Major in the 21st Foot.2
Child of Major Alexander Francis Tayler and Lady Jane Duff
- William James Tayler+1 b. 8 Jul 1809, d. 20 Dec 1886
- [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 1, page 1426. See link for full details for this source. Hereinafter cited as. [S37]
Lady Jane Duff1 
From 2 December 1802, her married name became Tayler.2
Child of Lady Jane Duff and Major Alexander Francis Tayler
- William James Tayler+1 b. 8 Jul 1809, d. 20 Dec 1886
- [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 1, page 1426. See link for full details for this source. Hereinafter cited as. [S37]
Constance Jane Dorothy Tayler1 
From 6 April 1904, her married name became Coulson.1
Children of Constance Jane Dorothy Tayler and Hubert Arthur Blenkinsopp Coulson
- Desirée Rachel Helen Coulson1 b. 12 Jun 1905, d. 1970
- John Hubert Arthur Coulson+1 b. 10 Aug 1906, d. 21 Jan 1989
- [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.”
Hubert Arthur Blenkinsopp Coulson1 
Children of Hubert Arthur Blenkinsopp Coulson and Constance Jane Dorothy Tayler
- Desirée Rachel Helen Coulson1 b. 12 Jun 1905, d. 1970
- John Hubert Arthur Coulson+1 b. 10 Aug 1906, d. 21 Jan 1989
- [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.”
Desirée Rachel Helen Coulson1 
Desirée Rachel Helen Coulson usually went by her middle name of Helen.1 From 9 July 1946, her married name became Lumley-Smith.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.”
Major Sir Thomas Lumley-Smith1 
- [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.”
John Hubert Arthur Coulson1 
John Hubert Arthur Coulson used the pen-name of John Bonett.1 He was a detective story writer.1
Child of John Hubert Arthur Coulson and Felicity Winifred Carter
- Nicholas John Coulson2 b. 2 Jan 1947
- [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.”
- [S2143] Nick Coulson, “re: Coulson Family,” e-mail message to BENR, 13 February 2007. Hereinafter cited as “re: Coulson Family.”