Katherine 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.”
William Duff, 1st of Muirtown1 
He purchased Muirtown in 1741 at Muirtown, Inverness-shire, Scotland.1
Children of William Duff, 1st of Muirtown and Mary Baillie
- Alexander Duff, 2nd of Muirtown+2 b. 1737, d. 1778
- Jean Duff+2 b. 1738
- Anne Duff2 b. 1738, d. 1780
- Katherine Duff2 b. 1741
- Katherine Duff2 b. 1748
- Magdalen Duff+2 b. 2 Jul 1752, d. 22 Nov 1828
- John Duff2 b. 1753
- Mary Duff2 b. 1755
- [S35] BLG1965 volume 1, page 215. See link for full details for this source. Hereinafter cited as. [S35]
- [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.”
Mary Baillie1
Her married name became Duff.1
Children of Mary Baillie and William Duff, 1st of Muirtown
- Alexander Duff, 2nd of Muirtown+1 b. 1737, d. 1778
- Jean Duff+1 b. 1738
- Anne Duff1 b. 1738, d. 1780
- Katherine Duff1 b. 1741
- Katherine Duff1 b. 1748
- Magdalen Duff+1 b. 2 Jul 1752, d. 22 Nov 1828
- John Duff1 b. 1753
- Mary Duff1 b. 1755
- [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 Duff, 2nd of Muirtown1 
He gained the rank of Lieutenant-Colonel in the 1st Battalion, 73rd Regiment.2
Children of Alexander Duff, 2nd of Muirtown and Christian Baillie
- Anne Duff+3
- Hugh Robert Duff, 3rd of Muirtown+3 b. 1771, d. 2 Aug 1832
- [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.”
- [S35] BLG1965 volume 1, page 215. See link for full details for this source. Hereinafter cited as. [S35]
- [S6286] Clan MacFarlane and associated clans genealogy, online http://www.clanmacfarlanegenealogy.info. Hereinafter cited as Clan MacFarlane.
Christian Baillie1 
From 24 April 1769, her married name became Duff.1
Children of Christian Baillie and Alexander Duff, 2nd of Muirtown
- Anne Duff+2
- Hugh Robert Duff, 3rd of Muirtown+2 b. 1771, d. 2 Aug 1832
- [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.”
- [S6286] Clan MacFarlane and associated clans genealogy, online http://www.clanmacfarlanegenealogy.info. Hereinafter cited as Clan MacFarlane.
Jean Duff1 
From 9 November 1765, her married name became Falconer.1,2
Child of Jean Duff and Hugh Falconer of Draikes
- Mary Falconer3 b. c 1767, d. 5 Jun 1832
- [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.”
- [S474] FamilySearch, online http://www.familysearch.com. Hereinafter cited as FamilySearch.
- [S6708] Richenda Wakefield, “re: Grant Family,” family provided evidence then verified by subsequent research and verification by BENR (101053), 17 June 2013. Hereinafter cited as “re: Grant Family.”
Hugh Falconer of Draikes1,2 
Child of Hugh Falconer of Draikes and Jean Duff
- Mary Falconer2 b. c 1767, d. 5 Jun 1832
- [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.”
- [S6708] Richenda Wakefield, “re: Grant Family,” family provided evidence then verified by subsequent research and verification by BENR (101053), 17 June 2013. Hereinafter cited as “re: Grant Family.”
- [S474] FamilySearch, online http://www.familysearch.com. Hereinafter cited as FamilySearch.
Anne Duff1 
From 1764, her married name became Forbes.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.”
John Forbes1 
- [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.”
Katherine 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.”
