James Duff1 
James Duff was born on 1 January 1728/29 at Auchterless, Aberdeenshire, ScotlandG.1 He was the son of Alexander Duff, 1st of Hatton and Catherine Duff.1 He married, firstly, Helen Skene, daughter of George Skene of Rubislaw and Helen Thomson, on 12 August 1755.1 He married, secondly, Margaret Ogilvie Dunbar, daughter of James Dunbar, on 1 February 1772 at Banff, Banffshire, Scotland.1 He died on 19 November 1804 at age 75 at Banff, Banffshire, ScotlandG.1
Children of James Duff and Helen Skene
- Helen Duff+1 b. 1756, d. a 1803
- Alexander Duff1 b. 11 Jul 1758, d. c 1778
- Captain George Duff+1 b. c 1 Feb 1764, d. 21 Oct 1805
Children of James Duff and Margaret Ogilvie Dunbar
- Jane Duff1 b. c 1773
- Mary Duff1 b. c 1774, d. b 1803
- James William Duff1 b. c 1776, d. 28 Jul 1797
- Fife Duff1 b. c 1778, d. 1800
- John Duff1 b. c 1779, d. 1801
- Isabella Duff1 b. c 1780
- Catherine Duff1 b. c 1782, d. b 1852
- Anne Duff+1 b. c 1784, d. 1876
- Sophia Duff1 b. c 1785
- [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.”
- [S270] Online Arbuthnot Family Tree, online http://www.kittybrewster.com. Hereinafter cited as Arbuthnot Family Tree.
Helen Skene1 
From 12 August 1755, her married name became Duff.1
Children of Helen Skene and James Duff
- Helen Duff+1 b. 1756, d. a 1803
- Alexander Duff1 b. 11 Jul 1758, d. c 1778
- Captain George Duff+1 b. c 1 Feb 1764, d. 21 Oct 1805
- [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 Duff1 
From 28 April 1782, her married name became Bell.1
Children of Helen Duff and Thomas Bell
- John Bell1 d. b 1837
- Helen Bell1
- Elizabeth Bell1
- George Skene Bell1 b. 1788
- [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.”
Thomas Bell1 
He was a travelling actor.1
Children of Thomas Bell and Helen Duff
- John Bell1 d. b 1837
- Helen Bell1
- Elizabeth Bell1
- George Skene Bell1 b. 1788
- [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 Bell1 
He emigrated to West IndiesG.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.”
George Skene Bell1 
- [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 Bell1
- [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.”
Elizabeth Bell1
- [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.”
Alexander 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.”
James Brookes1
Child of James Brookes
- Sir John Brookes, 1st Bt.+1 d. 18 Nov 1691
- [S15] George Edward Cokayne, editor, The Complete Baronetage, 5 volumes (no date (c. 1900); reprint, Gloucester, U.K.: Alan Sutton Publishing, 1983), volume IV, page 75. Hereinafter cited as The Complete Baronetage.
