Ada Mary King, Baroness Wentworth1 
She succeeded as the 18th Lord Despenser [E., 1387] on 28 August 1906, de jure.2 She succeeded as the 14th Baroness Wentworth [E., 1529] on 28 August 1906, suo jure.2
Mary Caroline Stuart-Wortley1 
Her married name became King. After her marriage, Mary Caroline Stuart-Wortley was styled as Countess of Lovelace on 29 December 1893.
Rt. Hon. James Archibald Stuart-Wortley1 
He was educated at Christ Church, Oxford University, Oxford, Oxfordshire, EnglandG.3 He was admitted to Inner Temple in 1831 entitled to practise as a barrister.3 He held the office of Member of Parliament (M.P.) for Halifax between 1835 and 1837.4,3 He was appointed Queen’s Counsel (Q.C.) in 1841.4 He held the office of Member of Parliament (M.P.) for Bute between 1842 and 1859.3 He was appointed Privy Counsellor (P.C.) in 1846.4 He held the office of Recorder of the City of London.2 He held the office of Solicitor-General between November 1856 and May 1857.4
Children of Rt. Hon. James Archibald Stuart-Wortley and Hon. Jane Lawley
- Katharine Sarah Stuart-Wortley+4 d. 27 Mar 1943
- Margaret Jane Stuart-Wortley4 d. 6 Oct 1937
- Mary Caroline Stuart-Wortley4 d. 18 Apr 1941
- Caroline Susan Theodora Stuart-Wortley+2 d. 7 Aug 1940
- Blanche Georgina Stuart-Wortley4 d. 7 Jul 1931
- unknown Stuart-Wortley2
- unknown Stuart-Wortley2
- Archibald John Stuart-Wortley2 b. 27 May 1849, d. 11 Oct 1905
- Charles Beilby Stuart-Wortley, 1st and last Baron Stuart of Wortley+4 b. 15 Sep 1851, d. 25 Apr 1926
- [S21] L. G. Pine, The New Extinct Peerage 1884-1971: Containing Extinct, Abeyant, Dormant and Suspended Peerages With Genealogies and Arms (London, U.K.: Heraldry Today, 1972), page 261. Hereinafter cited as The New Extinct Peerage.
- [S37] BP2003 volume 3, page 4142. See link for full details for this source. Hereinafter cited as. [S37]
- [S130] Wikipedia, online http;//www.wikipedia.org. Hereinafter cited as Wikipedia.
- [S37] BP2003. [S37]
Hon. Frances Berkeley1 
by Michael Dahl 2
Hon. Frances Berkeley was the daughter of William Berkeley, 4th Baron Berkeley of Stratton and Frances Temple.3,4 She married, firstly, William Byron, 4th Baron Byron of Rochdale, son of William Byron, 3rd Baron Byron of Rochdale and Hon. Elizabeth Chaworth, on 3 December 1720 at Kensington, London, EnglandG.1,3 She married, secondly, Sir Thomas Hay of Alderston, 2nd Bt., son of Sir John Hay of Alderston, 1st Bt. and Catherine Suttie, on 31 July 1740.1 She died circa September 1757.3 She was buried on 21 September 1757 at Twickenham, London, EnglandG.3 Her will was proven (by probate) on 2 November 1757.3
From 3 December 1720, her married name became Byron. After her marriage, Hon. Frances Berkeley was styled as Baroness Byron of Rochdale on 3 December 1720. From 31 July 1740, her married name became Hay. Her last will was dated 3 May 1748.
Children of Hon. Frances Berkeley and William Byron, 4th Baron Byron of Rochdale
- Hon. Isabella Byron+4 b. 10 Nov 1721, d. 22 Jan 1795
- William Byron, 5th Baron Byron of Rochdale+4 b. 5 Nov 1722, d. 19 May 1798
- Admiral Hon. John Byron+4 b. 8 Nov 1723, d. 10 Apr 1786
- Rev. Hon. Richard Byron+4 b. 28 Oct 1724, d. 5 Nov 1811
- Hon. George Byron+4 b. 22 Apr 1730
- [S37] BP2003 volume 1, page 630. 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 II, page 456. Hereinafter cited as The Complete Peerage.
- [S37] BP2003. [S37]
William Berkeley, 4th Baron Berkeley of Stratton1 
He was appointed Privy Counsellor (P.C.) [Ireland] circa 1696.1 He held the office of Master of the Rolls [Ireland] between 20 June 1696 and October 1731.1 He succeeded as the 4th Baron Berkeley of Stratton, Cornwall [E., 1658] on 27 February 1696/97.1 He held the office of Chancellor of the Duchy of Lancaster between 20 September 1710 and 1714.1 He was appointed Privy Counsellor (P.C.) on 21 September 1710.1 He held the office of First Lord of Trade and the Plantations from 1714 to 1715.1
Children of William Berkeley, 4th Baron Berkeley of Stratton and Frances Temple
- Hon. Frances Berkeley+2 d. c Sep 1757
- Hon. Anne Berkeley+3
- John Berkeley, 5th Baron Berkeley of Stratton1 b. 16 May 1697, d. 18 Apr 1773
- Hon. Charles Berkeley+ b. 21 Jun 1701, d. 1765
- [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 II, page 149. Hereinafter cited as The Complete Peerage.
- [S37] BP2003 See link for full details for this source. Hereinafter cited as. [S37]
- [S37] BP2003. [S37]
Sir Thomas Hay of Alderston, 2nd Bt.1 
He gained the rank of Captain in the Dragoons.1 He succeeded as the 2nd Baronet Hay, of Alderston, East Lothian [N.S., 1703] in 1706.1
William Byron, 5th Baron Byron of Rochdale1 
He succeeded as the 5th Baron Byron of Rochdale, co. Lancaster [E., 1643] on 8 August 1736.1 He gained the rank of Lieutenant in the Royal Navy.3 He held the office of Master of Royal Stag Hounds between 1763 and 1765.3 On 26 January 1765 he killed his cousin William Chaworth, either in a duel or during a less formal fight in a room the two men had occupied alone for a time following a dinner among a club of gentlemen of the county at which a quarrel had flared up.1 From 16 April 1765 to 17 April 1765 he was tried by his peers, found guilty of manslaughter (119 to 4) but was merely fined and formally discharged under the Statute of Privilege.1
Children of William Byron, 5th Baron Byron of Rochdale and Elizabeth Shaw
- Hon. Henrietta Diana Byron2 d. b 1798
- Hon. Caroline Byron2 d. b 1798
- William Byron4 b. 7 Jun 1748, d. c May 1749
- Hon. William Byron+2 b. 27 Oct 1749, d. 22 Jun 1776
- [S37] BP2003 volume 1, page 630. See link for full details for this source. Hereinafter cited as. [S37]
- [S37] BP2003. [S37]
- [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 II, page 456. Hereinafter cited as The Complete Peerage.
- [S2] Peter W. Hammond, editor, The Complete Peerage or a History of the House of Lords and All its Members From the Earliest Times, Volume XIV: Addenda & Corrigenda (Stroud, Gloucestershire, U.K.: Sutton Publishing, 1998), page 129. Hereinafter cited as The Complete Peerage, Volume XIV.
Admiral Hon. John Byron 
by Sir Joshua Reynolds, 1759 1
Admiral Hon. John Byron was born on 8 November 1723.2 He was the son of William Byron, 4th Baron Byron of Rochdale and Hon. Frances Berkeley.3 He married Sophia Trevannion, daughter of John Trevannion, on 8 September 1748.2 He died on 10 April 1786 at age 62.2
He gained the rank of Midshipman in the Royal Navy, on board H.M.S. Wager in Lord Anson’s Circumnavigating Squadron.2 Between 1743 and 1748 he was a castaway on a desert island in the South Seas.2 He wrote the book a Narrative, published 1768, about his time as a castaway (ASIN: B007RGS39K.)2 He gained the rank of Admiral in the Royal Navy. He has an extensive biographical entry in the Dictionary of National Biography.4
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Children of Admiral Hon. John Byron and Sophia Trevannion
- Juliana Elizabeth Byron+3 d. 18 Mar 1788
- Frances Byron3 d. 19 Oct 1823
- Augusta Barbara Charlotte Byron+3 d. 1824
- Captain John Byron+3 b. 7 Feb 1756, d. 2 Aug 1791
- Captain George Anson Byron+3 b. 30 Nov 1758, d. 11 Jun 1793

- [S3409] Caroline Maubois, “re: Penancoet Family,” e-mail message to BENR, 2 December 2008. Hereinafter cited as “re: Penancoet Family.”
- [S37] BP2003 volume 1, page 630. See link for full details for this source. Hereinafter cited as. [S37]
- [S37] BP2003. [S37]
- [S18] Matthew H.C.G., editor, Dictionary of National Biography on CD-ROM (Oxford, U.K.: Oxford University Press, 1995), Byron, John. Hereinafter cited as Dictionary of National Biography.
Sophia Trevannion1
Her married name became Byron.
Children of Sophia Trevannion and Admiral Hon. John Byron
- Juliana Elizabeth Byron+2 d. 18 Mar 1788
- Frances Byron2 d. 19 Oct 1823
- Augusta Barbara Charlotte Byron+2 d. 1824
- Captain John Byron+2 b. 7 Feb 1756, d. 2 Aug 1791
- Captain George Anson Byron+2 b. 30 Nov 1758, d. 11 Jun 1793
