Mary Duff1
From 1684, her married name became Fraser.1
Child of Mary Duff and Andrew Fraser
- [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.”
Andrew Fraser1 
Child of Andrew Fraser and Mary Duff
- [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 Fraser1 
She lived at Inverness, Inverness-shire, ScotlandG.2 Her married name became Hay.1
Child of Helen Fraser and Charles Hay
- Margaret Hay+2 d. 1760
- [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.”
- [S2087] Barry Reid, “re: Hays of Mountblairy,” e-mail message to BENR, 27 January 2007 and 14 November 2008. Hereinafter cited as “re: Hays of Mountblairy.”
Rodolphe Thomas Hugo von Hofmannsthal1
Children of Rodolphe Thomas Hugo von Hofmannsthal and Lady Frances Armstrong-Jones
- Rex Antony Octavian Hofmannsthal4 b. 2 May 2008
- Maud Dolores Diamond Hofmannsthal2 b. 1 Dec 2009
- Sybil Sabrina Ernestine von Hofmannsthal2 b. 29 Aug 2013
- [S466] Notices, The Telegraph, London, UK, 3 January 2007. Hereinafter cited as The Telegraph.
- [S1122] Peerage News, online http://peeragenews.blogspot.co.nz/. Hereinafter cited as Peerage News.
- [S37] BP2003 volume 1, page 102. See link for full details for this source. Hereinafter cited as. [S37]
- [S466] The Telegraph, 13 May 2008.
Elizabeth 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.”
Margaret Gordon1 
From 1678, her married name became Duff.2
Children of Margaret Gordon and Alexander Duff of Braco
- Margaret Duff+2 b. 1679
- Helen Duff+2 b. c 1681, d. 1735
- Mary Duff+2 b. c 1683
- William Duff+1 b. 1685, d. Jan 1717/18
- Anna Duff2 b. 1689
- [S37] BP2003 volume 1, page 1426. See link for full details for this source. Hereinafter cited as. [S37]
- [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.”
Sir William Gordon of Lesmoir, 4th Bt.1 
He succeeded as the 4th Baronet Gordon, of Lesmoir circa 1671.
Children of Sir William Gordon of Lesmoir, 4th Bt. and Margaret Learmonth
- Margaret Gordon+1 d. 1721
- Sir James Gordon of Lesmoir, 5th Bt.+ b. c 1660, d. c 1710
Margaret Duff1 
From 15 November 1694, her married name became Gordon.1 From after 1712, her married name became Ogilvie.1
Children of Margaret Duff and Charles Gordon
- Margaret Gordon1 b. 6 Feb 1696
- Alexander Gordon1 b. 1698, d. 1745
- Katherine Gordon1 b. 1701
- Jean Gordon1 b. 1702
- Janet Gordon1 b. 1703
- John Gordon1 b. 1705
- Katherine Gordon1 b. 1706
- Mary Gordon1 b. 1707
- Helen Gordon1 b. 1709
- George Gordon1 b. 1710
- Magdalen Gordon1 b. 1712
Child of Margaret Duff and James Ogilvie
- Anne Ogilvie1 b. 1720
- [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.”
Charles Gordon1 
He lived at Glengerack, ScotlandG.1
Children of Charles Gordon and Margaret Duff
- Margaret Gordon1 b. 6 Feb 1696
- Alexander Gordon1 b. 1698, d. 1745
- Katherine Gordon1 b. 1701
- Jean Gordon1 b. 1702
- Janet Gordon1 b. 1703
- John Gordon1 b. 1705
- Katherine Gordon1 b. 1706
- Mary Gordon1 b. 1707
- Helen Gordon1 b. 1709
- George Gordon1 b. 1710
- Magdalen Gordon1 b. 1712
- [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.”
Margaret Gordon1 
- [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.”
