Robert 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.”
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.”
James 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 Duff1 
He held the office of Provost of Inverness in 1692.2
Children of William Duff and Christian Duff
- Alexander Duff, 3rd of Drummuir+1 b. 1657, d. 22 Aug 1726
- Andrew Duff1 b. 1658
Children of William Duff and Jane Lockhart
- James Duff+1 b. c 1674, d. 1709
- Mary Duff1 b. 1675
- Adam Duff1 b. 1676
- Magdalen Duff1 b. 1677
- Beatrix Duff1 b. 1678
- Margaret Duff1 b. 1681
- Jean Duff1 b. 1682
- William Duff1 b. 1684
- Katherine Duff1 b. 1688
- Isabel Duff1 b. 1689
- [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]
Christian Duff1 
Children of Christian Duff and William Duff
- Alexander Duff, 3rd of Drummuir+1 b. 1657, d. 22 Aug 1726
- Andrew Duff1 b. 1658
- [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 
Child of Alexander Duff and Christian Greenlaws
- Christian Duff+1 d. c 1660
- [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.”
Christian Greenlaws1
Child of Christian Greenlaws and Alexander Duff
- Christian Duff+1 d. c 1660
- [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, 3rd of Drummuir1 
He held the office of Member of Parliament (M.P.) for Inverness [Scotland] between 1702 and 1707.1 He held the office of Member of Parliament (M.P.) for Inverness between 1708 and 1710.1 He held the office of Provost of Inverness.1 He had five other children.3
Children of Alexander Duff, 3rd of Drummuir and Catharine Duff
- Anne Duff2 b. 1684, d. 1750
- Janet Duff2 b. 1689
- Mary Duff+2 b. 1691
- William Duff2 b. 1693
- Alexander Duff2 b. 1696
- Robert Duff, 4th of Drummuir+2 b. 1698
- James Duff2 b. 1700
- John Duff+2 b. 1701, d. 1743
- Katherine Duff2 b. 1704, d. 1739
- William Duff, 1st of Muirtown+2 b. 1707, d. 1782
- [S526] Sir Bernard Burke, editor, Burke’s Genealogical and Heraldic History of the Landed Gentry, 13th edition, (London, England: Burke Publishing Co, 1921), page 529. Hereinafter cited as Burke’s Landed Gentry, 13th ed.
- [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]
Catharine Duff1 
Children of Catharine Duff and Alexander Duff, 3rd of Drummuir
- Anne Duff3 b. 1684, d. 1750
- Janet Duff3 b. 1689
- Mary Duff+3 b. 1691
- William Duff3 b. 1693
- Alexander Duff3 b. 1696
- Robert Duff, 4th of Drummuir+3 b. 1698
- James Duff3 b. 1700
- John Duff+3 b. 1701, d. 1743
- Katherine Duff3 b. 1704, d. 1739
- William Duff, 1st of Muirtown+3 b. 1707, d. 1782
- [S526] Sir Bernard Burke, editor, Burke’s Genealogical and Heraldic History of the Landed Gentry, 13th edition, (London, England: Burke Publishing Co, 1921), page 529. Hereinafter cited as Burke’s Landed Gentry, 13th ed.
- [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.”
Anne Duff1 
Her married name became Mackintosh.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.”