Ermengarde d’Anjou 
Children of Ermengarde d’Anjou and Conon I de Rennes, Duc de Bretagne
- Godfrey de Bretagne, Duc de Bretagne+ b. c 980, d. 20 Nov 1008
- Judith de Bretagne+ b. c 982, d. 1017
- [S7803] Christof Steineg von Steinig, online unknown url, Christof Steineg von Steinig (unknown location).
William Edward Geake1 
He lived at Seton, Midlothian, ScotlandG.2
Child of William Edward Geake and Elizabeth Mary Lucas
- Frank Henry Geake+1 b. 6 Jul 1892, d. 1972
- [S7529] WikiTree, online http://www.wikitree.com/. Hereinafter cited as WikiTree.
- [S8] BP1999 volume 1, page 45. See link for full details for this source. Hereinafter cited as. [S8]
Anna Maria von Pfalz-Neuburg1 
Children of Anna Maria von Pfalz-Neuburg and Friedrich Wilhelm I Herzog von Sachsen-Altenburg
- Johann Philip Herzog von Sachsen-Altenburg+ b. 25 Jan 1597, d. 1 Apr 1639
- Anne Sophie von Sachsen-Altenburg b. 3 Feb 1598, d. 20 Mar 1641
- Friedrich von Sachsen-Altenburg b. 12 Feb 1599, d. 25 Oct 1625
- Johann Wilhelm von Sachsen-Altenburg b. 13 Apr 1600, d. 2 Dec 1632
- Dorothea von Sachsen-Altenburg b. 26 Jun 1601, d. 10 Apr 1675
- Friedrich Wilhelm II Herzog von Sachsen-Altenburg+ b. 12 Feb 1603, d. 22 Apr 1669
- [S130] Wikipedia, online http;//www.wikipedia.org. Hereinafter cited as Wikipedia.
unknown Durward1 
Her married name became Ogilvy.1
Children of unknown Durward and Sir Walter Ogilvy of Lintrathen
- Sir John Ogilvy of Lintrathen+1 d. Jun 1489
- James Ogilvy1 b. b 1427
- [S8] BP1999 volume 1, page 45. See link for full details for this source. Hereinafter cited as. [S8]
- [S323] Sir James Balfour Paul, The Scots Peerage: founded on Wood’s edition of Sir Robert Douglas’s The Peerage of Scotland (Edinburgh, Scotland: David Douglas, 1904), volume I, page 112. Hereinafter cited as The Scots Peerage.
George Carpenter1 
He lived at Redburn, Hertfordshire, EnglandG.1
Child of George Carpenter and Mary Elizabeth Walsh
- Mary Elizabeth Louisa Rodney Carpenter+1 b. 1 Jan 1783, d. 1 Jun 1811
Frederick Walsh
Child of Frederick Walsh
- Charlotte Sarah Jane Walsh+ b. 1767, d. 23 Nov 1848
Colonel Martin Tucker 
Child of Colonel Martin Tucker and Henrietta Baker
- Mary Tucker+ b. c 1778, d. c 1844
- [S4585] Bradley Bliss, “re: Kingsmill Family,” family provided evidence then verified by subsequent research and verification by BENR (101053), 8 April 2010. Hereinafter cited as “re: Kingsmill Family.”
Georgiana Augusta Frederica Seymour1 
Her married name became Cavendish-Bentinck.
Child of Georgiana Augusta Frederica Seymour and Lt.-Col. Lord William Charles Augustus Cavendish-Bentinck
Lady Dorothy Cavendish1 
by George Romney 2
Lady Dorothy Cavendish was born on 27 August 1750.3 She was the daughter of William Cavendish, 4th Duke of Devonshire and Charlotte Elizabeth Boyle, Baroness Clifford.1 She married William Henry Cavendish-Bentinck, 3rd Duke of Portland, son of William Bentinck, 2nd Duke of Portland and Lady Margaret Cavendish Harley, on 8 November 1766.1 She died on 3 June 1794 at age 43.1
From 8 November 1766, her married name became Bentinck. After her marriage, Lady Dorothy Cavendish was styled as Duchess of Portland on 8 November 1766. She purchased the Kilmaurs estate in 1786 from James Cuninghame, 14th Earl of Glencairn.3,4
Children of Lady Dorothy Cavendish and William Henry Cavendish-Bentinck, 3rd Duke of Portland
- William Henry Cavendish-Scott-Bentinck, 4th Duke of Portland+3 b. 24 Jun 1768, d. 27 Mar 1854
- Lady Charlotte Cavendish-Bentinck+3 b. c 1773, d. 28 Jul 1862
- Lt.-Gen. Lord William Henry Cavendish-Bentinck3 b. 14 Sep 1774, d. 17 Jun 1839
- Lt.-Col. Lord William Charles Augustus Cavendish-Bentinck+3 b. 3 Oct 1780, d. 28 Apr 1826
- Maj.-Gen. Lord Frederick Cavendish-Bentinck+3 b. 2 Nov 1781, d. 11 Feb 1828
- [S37] BP2003 volume 1, page 1130. See link for full details for this source. Hereinafter cited as. [S37]
- [S3409] Caroline Maubois, “re: Penancoet Family,” e-mail message to BENR, 2 December 2008. Hereinafter cited as “re: Penancoet Family.”
- [S37] BP2003. [S37]
- [S35] BLG1965 volume 2, page 129. See link for full details for this source. Hereinafter cited as. [S35]
William Cavendish, 4th Duke of Devonshire1 
William Cavendish, 4th Duke of Devonshire was born in 1720.3 He was the son of William Cavendish, 3rd Duke of Devonshire and Catherine Hoskins.1 He married Charlotte Elizabeth Boyle, Baroness Clifford, daughter of Richard Boyle, 4th Earl of Cork and Lady Dorothy Savile, on 27 March 1748 at Pall Mall, St. James’s, London, EnglandG.3 He died on 2 October 1764 at Spa, GermanyG.3
He was styled as Marquess of Hartington between 1729 and 1751.4 He held the office of Member of Parliament (M.P.) (Whig) for Derbyshire between 1741 and 1751.1 He was appointed Privy Counsellor (P.C.) between 1751 and 1762.1 He succeeded as the 7th Baron Cavendish of Hardwick, co. Derby [E., 1605] on 13 June 1751, in his father’s lifetime.4 He held the office of Governor of County Cork between 1754 and 1764.1 He held the office of Lord High Treasurer [Ireland] between 1754 and 1764.1 He held the office of Lord-Lieutenant of Ireland from 1755 to 1756.1 He succeeded as the 7th Earl of Devonshire [E., 1618] on 5 December 1755.1 He succeeded as the 4th Duke of Devonshire [E., 1694] on 5 December 1755.1 He succeeded as the 4th Marquess of Hartington, co. Derby [E., 1694] on 5 December 1755.1 He was appointed Knight, Order of the Garter (K.G.) in 1756.1 He held the office of Prime Minister and First Lord of the Treasury between 16 November 1756 and 25 June 1757.1 He held the office of Lord Chamberlain between 1757 and 1762.1 He has an extensive biographical entry in the Dictionary of National Biography.5
![]()
Children of William Cavendish, 4th Duke of Devonshire and Charlotte Elizabeth Boyle, Baroness Clifford
- William Cavendish, 5th Duke of Devonshire+6 b. 14 Dec 1748, d. 29 Jul 1811
- Lady Dorothy Cavendish+7 b. 27 Aug 1750, d. 3 Jun 1794
- Lord Richard Cavendish1 b. c 1751, d. 1781
- George Augustus Henry Cavendish, 1st Earl of Burlington+8 b. 21 Mar 1754, d. 4 May 1834
- [S37] BP2003 volume 1, page 1128. See link for full details for this source. Hereinafter cited as. [S37]
- [S3409] Caroline Maubois, “re: Penancoet Family,” e-mail message to BENR, 2 December 2008. Hereinafter cited as “re: Penancoet Family.”
- [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 IV, page 346. Hereinafter cited as The Complete Peerage.
- [S6] Cokayne, and others, The Complete Peerage, volume III, page 121.
- [S18] Matthew H.C.G., editor, Dictionary of National Biography on CD-ROM (Oxford, U.K.: Oxford University Press, 1995), Cavendish, William. Hereinafter cited as Dictionary of National Biography.
- [S6] Cokayne, and others, The Complete Peerage, volume III, page 302.
- [S37] BP2003. [S37]
- [S6] Cokayne, and others, The Complete Peerage, volume II, page 433.
