Sir Josiah John Guest, 1st Bt.1 
He held the office of Member of Parliament (M.P.) for Honiton between 1825 and 1832.2 He held the office of Member of Parliament (M.P.) for Merthyr Tydfil between 1832 and 1852.4 He was created 1st Baronet Guest, of Dowlais, Glamorgan [U.K.] on 14 August 1838.1 He lived at Canford Magna, Dorset, EnglandG.1 He was an iron-master.1
Children of Sir Josiah John Guest, 1st Bt. and Lady Charlotte Elizabeth Bertie
- Constance Rhiannon Guest+2 d. 22 Mar 1916
- Blanche Vere Guest+5 d. 11 Oct 1919
- Katharine Gwladys Guest3 d. 5 Dec 1926
- Mary Enid Evelyn Guest6 b. 1 Jul 1834, d. 1 Nov 1912
- Charlotte Maria Guest+3 b. 3 Jul 1834, d. 5 Jun 1902
- Ivor Bertie Guest, 1st Baron Wimborne+1 b. 29 Aug 1835, d. 22 Feb 1914
- Thomas Merthyr Guest+2 b. 18 Jan 1838, d. 5 Nov 1904
- Montague John Guest3 b. 29 Mar 1839, d. 9 Nov 1909
- Augustus Frederick Guest3 b. 12 Aug 1840, d. 23 May 1862
- Arthur Edward Guest+2 b. 7 Nov 1841, d. 17 Jul 1898
- [S6] G.E. Cokayne; with Vicary Gibbs, H.A. Doubleday, Geoffrey H. White, Duncan Warrand and Lord Howard de Walden, editors, The Complete Peerage of England, Scotland, Ireland, Great Britain and the United Kingdom, Extant, Extinct or Dormant, new ed., 13 volumes in 14 (1910-1959; reprint in 6 volumes, Gloucester, U.K.: Alan Sutton Publishing, 2000), volume XII/1, page 743. Hereinafter cited as The Complete Peerage.
- [S37] BP2003 volume 3, page 4210. See link for full details for this source. Hereinafter cited as. [S37]
- [S1916] Tim Boyle, “re: Boyle Family,” e-mail message to BENR, 16 September 2006. Hereinafter cited as “re: Boyle Family.”
- [S37] BP2003. [S37]
- [S6] Cokayne, and others, The Complete Peerage, volume II, page 174.
- [S4899] Andrew Mitchell, “re: Guest Family,” family provided evidence then verified by subsequent research and verification by BENR (101053), 14 September 2010. Hereinafter cited as “re: Guest Family.”
Hugh Frederick Grosvenor1 
He gained the rank of 2nd Lieutenant in the Life Guards.1
- [S37] BP2003 volume 3, page 4133. See link for full details for this source. Hereinafter cited as. [S37]
Robina Jill Grosvenor1 
From 19 September 1951, her married name became Forsyth-Forrest. From 1961, her married name became Mills. She lived in 2003 at Court Farm, Kenchester, Herefordshire, England.1
Children of Robina Jill Grosvenor and Michael Philip Forsyth-Forrest
- Anita Forsyth-Forrest1 b. 25 Oct 1952
- Tessa Forsyth-Forrest+1 b. 25 Feb 1955
Children of Robina Jill Grosvenor and Ronald Mills
- Robin Mills1 b. 1962
- Serena Laura Mills1 b. 1965
- [S37] BP2003 volume 3, page 4133. See link for full details for this source. Hereinafter cited as. [S37]
- [S7332] Alexandra Mills, “re: Grosvenor Family,” family provided evidence then verified by subsequent research and verification by BENR (101053), 18 November 2014. Hereinafter cited as “re: Grosvenor Family.”
Michael Philip Forsyth-Forrest1 
Children of Michael Philip Forsyth-Forrest and Robina Jill Grosvenor
- Anita Forsyth-Forrest1 b. 25 Oct 1952
- Tessa Forsyth-Forrest+1 b. 25 Feb 1955
- [S37] BP2003 volume 3, page 4133. 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.”
Anita Forsyth-Forrest1
- [S37] BP2003 volume 3, page 4133. See link for full details for this source. Hereinafter cited as. [S37]
Tessa Forsyth-Forrest1
From before 1984, her married name became Baldwin.2 From 6 January 1984, her married name became Fane.2 She lived in 2003 at 14 Trevor Street, London, England.1
Children of Tessa Forsyth-Forrest and Hon. Harry St. Clair Fane
- Sophie Jane Fane2 b. 1987
- Sam Michael David Fane2 b. 1989
Ronald Mills1
Children of Ronald Mills and Robina Jill Grosvenor
- Robin Mills1 b. 1962
- Serena Laura Mills1 b. 1965
- [S37] BP2003 volume 3, page 4133. See link for full details for this source. Hereinafter cited as. [S37]
Robin Mills1
- [S37] BP2003 volume 3, page 4133. See link for full details for this source. Hereinafter cited as. [S37]
Serena Laura Mills1
- [S37] BP2003 volume 3, page 4133. See link for full details for this source. Hereinafter cited as. [S37]
Constance Isolde Grosvenor1 
Her married name became Alston-Roberts-West.
Children of Constance Isolde Grosvenor and Major William Reginald James Alston-Roberts-West
- James William Alston-Roberts-West+1 b. 12 Nov 1935
- George Arthur Alston-Roberts-West1 b. 23 Nov 1937
- [S37] BP2003 volume 3, page 4133. See link for full details for this source. Hereinafter cited as. [S37]
