John Aldersey Howell1 
Child of John Aldersey Howell and Angel Helen Sibell Archdale
- [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.”
- [S47] BIFR1976 Archdale, page 34. See link for full details for this source. Hereinafter cited as. [S47]
Ann Dilys Howell1
Her married name became Frascella.1 Ann Dilys Howell usually went by her middle name of Dilys.2 As of 1976, Ann Dilys Howell lived at Via dei Crociferi 17, Rome, ItalyG.1
- [S47] BIFR1976 Archdale, page 34. See link for full details for this source. Hereinafter cited as. [S47]
- [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.”
Enzo Frascella1
- [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.”
- [S47] BIFR1976 Archdale, page 34. See link for full details for this source. Hereinafter cited as. [S47]
Alice Catharine Trevor Griffith-Boscawen1 
From 18 July 1895, her married name became Taaffe.1
Children of Alice Catharine Trevor Griffith-Boscawen and George Leary Joseph Taaffe
- George Randal Joseph Taaffe1 b. 29 Apr 1897, d. 21 Nov 1979
- Rudolf Trevor Aloysius Taaffe+1 b. 21 Jun 1901, d. 15 Feb 1985
- Maureen Helen Taaffe+1 b. 1 Sep 1910, d. 13 Jan 1992
- [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 Leary Joseph Taaffe1 
He lived at Smarmore Castle, County Louth, IrelandG.1
Children of George Leary Joseph Taaffe and Alice Catharine Trevor Griffith-Boscawen
- George Randal Joseph Taaffe1 b. 29 Apr 1897, d. 21 Nov 1979
- Rudolf Trevor Aloysius Taaffe+1 b. 21 Jun 1901, d. 15 Feb 1985
- Maureen Helen Taaffe+1 b. 1 Sep 1910, d. 13 Jan 1992
- [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 Randal Joseph Taaffe1 
- [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.”
Nancy Arnott McGoldrick1
From 10 August 1933, her married name became Taaffe.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.”
Rudolf Trevor Aloysius Taaffe1 
Child of Rudolf Trevor Aloysius Taaffe and Dorothy Margaret Creuze Hogg
- Dame Peta Mary Taaffe1 b. 1938
- [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.”
Dorothy Margaret Creuze Hogg1 
From 28 January 1934, her married name became Taaffe.1
Child of Dorothy Margaret Creuze Hogg and Rudolf Trevor Aloysius Taaffe
- Dame Peta Mary Taaffe1 b. 1938
- [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.”
Dame Peta Mary Taaffe1
- [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.”