John Duff1 
- [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.”
Bathia Duff1 
- [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.”
Jessie Mona Duff1 
From 15 April 1869, her married name became Moore.1
Children of Jessie Mona Duff and Reverend Courtenay Moore
- Courtenay Edward Moore+1 b. 26 Jun 1870, d. 9 Jun 1951
- Venerable Alexander Moore1 b. 1872, d. a 1938
- Harriet Emma Moore+1 b. 1874, d. 1957
- Jessie Louisa Moore+1 b. 1876, d. 1963
- [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 1206. See link for full details for this source. Hereinafter cited as. [S37]
Louisa Dunbar1 
From 17 September 1805, her married name became Duff.1
Children of Louisa Dunbar and Garden Duff, 8th of Hatton
- Jessie Eliza Duff1 b. 1806, d. 1883
- John Duff1 b. 1807, d. 1829
- Captain Benjamin Duff of Hempriggs+1 b. 1808, d. 7 Dec 1897
- Helen Duff+1 b. 1809, d. 20 Nov 1889
- Louisa Clementina Duff1 b. 1811, d. 1883
- Garden William Duff, 9th of Hatton+1 b. 10 Jun 1814, d. 17 Sep 1866
- Robert George Duff+1 b. Oct 1817, d. Mar 1890
- Lt.-Col. James Duff of Knockleith+1 b. 22 May 1820, d. 1898
Captain Benjamin Duff of Hempriggs1 
He gained the rank of Captain in the 92nd Highlanders.2 He succeeded as the 5th Baronet Dunbar, of Hempriggs, co. Caithness [N.S., 1706] on 28 August 1875, de jure.2
Children of Captain Benjamin Duff of Hempriggs and Emma Haines
- Louisa Duff1 b. c 1833, d. c 1845
- Helen Emma Duff1 b. c 1835, d. 25 Feb 1923
- Garden Duff-Dunbar of Hempriggs and Ackergill+1 b. c 1838, d. 1 Jun 1889
- Jessie Mona Duff+1 b. 2 Sep 1843, d. 31 Dec 1936
- [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 1205. See link for full details for this source. Hereinafter cited as. [S37]
Emma Haines1
From 1832, her married name became Duff.1
Children of Emma Haines and Captain Benjamin Duff of Hempriggs
- Louisa Duff1 b. c 1833, d. c 1845
- Helen Emma Duff1 b. c 1835, d. 25 Feb 1923
- Garden Duff-Dunbar of Hempriggs and Ackergill+1 b. c 1838, d. 1 Jun 1889
- Jessie Mona Duff+1 b. 2 Sep 1843, d. 31 Dec 1936
Louisa Duff1 
- [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.”
Helen Emma Duff1 
- [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.”
Garden Duff-Dunbar of Hempriggs and Ackergill1 
He was given the name of Garden Duff at birth.1 In 1875 his name was legally changed to Garden Duff-Dunbar.1 He held the office of Justice of the Peace (J.P.)2 He gained the rank of Officer in the 79th Regiment Cameron Highlanders.2
Children of Garden Duff-Dunbar of Hempriggs and Ackergill and Jane Louisa Duff
- Sir George Duff-Sutherland Dunbar of Hempriggs, 6th Bt.+1 b. 29 May 1878, d. 8 Apr 1962
- Lt.-Cdr. Kenneth James Duff-Dunbar+1 b. 16 Oct 1886, d. 19 Aug 1916
- [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 1205. See link for full details for this source. Hereinafter cited as. [S37]
Jane Louisa Duff1 
From 26 September 1877, her married name became Duff-Dunbar.1
Children of Jane Louisa Duff and Garden Duff-Dunbar of Hempriggs and Ackergill
- Sir George Duff-Sutherland Dunbar of Hempriggs, 6th Bt.+1 b. 29 May 1878, d. 8 Apr 1962
- Lt.-Cdr. Kenneth James Duff-Dunbar+1 b. 16 Oct 1886, d. 19 Aug 1916
- [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 1205. See link for full details for this source. Hereinafter cited as. [S37]