Lady Isabella St. Lawrence1
F, #235081
Lady Isabella St. Lawrence||p23509.htm#i235081|Thomas St. Lawrence, 1st Earl of Howth|b. 10 May 1730\nd. 29 Sep 1801|p3362.htm#i33613|Isabella King|b. 2 Aug 1729\nd. 20 Oct 1794|p3362.htm#i33612|William St. Lawrence, 14th Baron Howth|b. 11 Jan 1688\nd. 4 Apr 1748|p23506.htm#i235057|Lucy Gorges|b. c 1711|p23506.htm#i235058|Sir Henry King, 3rd Bt.|b. c 1681\nd. 1 Jan 1739/40|p3361.htm#i33610|Isabella Wingfield|d. 23 Oct 1761|p3361.htm#i33609|
Last Edited=22 Jun 2007
Consanguinity Index=0.0%
Lady Isabella St. Lawrence is the daughter of Thomas St. Lawrence, 1st Earl of Howth and Isabella King.1 She married Dudley Cosby, Lord Sydney in 1773.1
From 1773, her married name became Cosby.1
From 1773, her married name became Cosby.1
Citations
- [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 152. Hereinafter cited as The New Extinct Peerage.
Dudley Cosby, Lord Sydney1
M, #235082
Last Edited=22 Jun 2007
Dudley Cosby, Lord Sydney married Lady Isabella St. Lawrence, daughter of Thomas St. Lawrence, 1st Earl of Howth and Isabella King, in 1773.1
Dudley Cosby, Lord Sydney gained the title of Lord Sydney.
Dudley Cosby, Lord Sydney gained the title of Lord Sydney.
Citations
- [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 152. Hereinafter cited as The New Extinct Peerage.
Lady Elizabeth St. Lawrence1 
F, #235083, d. 1799
Lady Elizabeth St. Lawrence|d. 1799|p23509.htm#i235083|Thomas St. Lawrence, 1st Earl of Howth|b. 10 May 1730\nd. 29 Sep 1801|p3362.htm#i33613|Isabella King|b. 2 Aug 1729\nd. 20 Oct 1794|p3362.htm#i33612|William St. Lawrence, 14th Baron Howth|b. 11 Jan 1688\nd. 4 Apr 1748|p23506.htm#i235057|Lucy Gorges|b. c 1711|p23506.htm#i235058|Sir Henry King, 3rd Bt.|b. c 1681\nd. 1 Jan 1739/40|p3361.htm#i33610|Isabella Wingfield|d. 23 Oct 1761|p3361.htm#i33609|
Last Edited=22 Jun 2007
Consanguinity Index=0.0%
Lady Elizabeth St. Lawrence was the daughter of Thomas St. Lawrence, 1st Earl of Howth and Isabella King.1 She married Sir Paulus Aemilius Irving, Bt. in 1786.1 She died in 1799.1
From 1786, her married name became Irving.1
From 1786, her married name became Irving.1
Citations
- [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 152. Hereinafter cited as The New Extinct Peerage.
Sir Paulus Aemilius Irving, Bt.1
M, #235084
Last Edited=22 Jun 2007
Sir Paulus Aemilius Irving, Bt. married Lady Elizabeth St. Lawrence, daughter of Thomas St. Lawrence, 1st Earl of Howth and Isabella King, in 1786.1
Citations
- [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 152. Hereinafter cited as The New Extinct Peerage.
Lady Frances St. Lawrence1 
F, #235085, d. 1842
Lady Frances St. Lawrence|d. 1842|p23509.htm#i235085|Thomas St. Lawrence, 1st Earl of Howth|b. 10 May 1730\nd. 29 Sep 1801|p3362.htm#i33613|Isabella King|b. 2 Aug 1729\nd. 20 Oct 1794|p3362.htm#i33612|William St. Lawrence, 14th Baron Howth|b. 11 Jan 1688\nd. 4 Apr 1748|p23506.htm#i235057|Lucy Gorges|b. c 1711|p23506.htm#i235058|Sir Henry King, 3rd Bt.|b. c 1681\nd. 1 Jan 1739/40|p3361.htm#i33610|Isabella Wingfield|d. 23 Oct 1761|p3361.htm#i33609|
Last Edited=22 Jun 2007
Consanguinity Index=0.0%
Lady Frances St. Lawrence was the daughter of Thomas St. Lawrence, 1st Earl of Howth and Isabella King.1 She married Venerable Dr. James Phillott in 1808.1 She died in 1842.1
From 1808, her married name became Phillott.1
From 1808, her married name became Phillott.1
Citations
- [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 152. Hereinafter cited as The New Extinct Peerage.
Venerable Dr. James Phillott1
M, #235086
Last Edited=22 Jun 2007
Venerable Dr. James Phillott married Lady Frances St. Lawrence, daughter of Thomas St. Lawrence, 1st Earl of Howth and Isabella King, in 1808.1
Citations
- [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 152. Hereinafter cited as The New Extinct Peerage.
A. F. St. George1
M, #235087
Last Edited=22 Jun 2007
A. F. St. George married Lady Harriet St. Lawrence, daughter of William St. Lawrence, 2nd Earl of Howth and Lady Mary Bermingham, in 1801.1
A. F. St. George lived at Tyrone, County Galway, Ireland.1
A. F. St. George lived at Tyrone, County Galway, Ireland.1
Citations
- [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 152. Hereinafter cited as The New Extinct Peerage.
Major William Burke1
M, #235088
Last Edited=22 Jun 2007
Major William Burke married Lady Matilda St. Lawrence, daughter of William St. Lawrence, 2nd Earl of Howth and Lady Mary Bermingham.1
Major William Burke lived at Queensborough, Leicestershire, England.1
Major William Burke lived at Queensborough, Leicestershire, England.1
Citations
- [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 152. Hereinafter cited as The New Extinct Peerage.
Clifford Trotter1
M, #235089
Last Edited=22 Jun 2007
Clifford Trotter married Lady Mary St. Lawrence, daughter of William St. Lawrence, 2nd Earl of Howth and Lady Mary Bermingham.1
Citations
- [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 152. Hereinafter cited as The New Extinct Peerage.
Sir William Ulick Tristram St. Lawrence, 4th Earl of Howth1 
M, #235090, b. 25 June 1827, d. 9 March 1909
Sir William Ulick Tristram St. Lawrence, 4th Earl of Howth|b. 25 Jun 1827\nd. 9 Mar 1909|p23509.htm#i235090|Sir Thomas St. Lawrence, 3rd Earl of Howth|b. 16 Aug 1803\nd. 4 Feb 1874|p3728.htm#i37274|Lady Emily de Burgh|b. 13 Aug 1807\nd. 5 Dec 1842|p3728.htm#i37273|William St. Lawrence, 2nd Earl of Howth|b. 4 Oct 1752\nd. 4 Apr 1822|p5066.htm#i50658|Margaret Burke|b. c 1775\nd. 19 Sep 1856|p5066.htm#i50659|General John T. de Burgh, 13th Earl of Clanricarde|b. 22 Sep 1744\nd. 27 Jul 1808|p3472.htm#i34715|Elizabeth Burke|b. c 1764\nd. 26 Mar 1854|p3472.htm#i34716|
Last Edited=22 Jun 2007
Consanguinity Index=0.0%
Sir William Ulick Tristram St. Lawrence, 4th Earl of Howth was born on 25 June 1827.1 He was the son of Sir Thomas St. Lawrence, 3rd Earl of Howth and Lady Emily de Burgh.1 He died on 9 March 1909 at age 81 at Hotel Metropole, Bournemouth, Hampshire, England, unmarried.1 He was buried on 15 March 1909 at Old Abbey of St. Mary.1
Sir William Ulick Tristram St. Lawrence, 4th Earl of Howth was educated at Eton College, Eton, Berkshire, England.1 He gained the rank of Captain in 1847 in the service of the 7th Hussars.1 He held the office of High Sheriff of County Dublin in 1854.1 He was State Steward to the Viceroy of Ireland between 1855 and 1858.1 He was State Steward to the Viceroy of Ireland between 1859 and 1866.1 He held the office of Member of Parliament (M.P.) (Liberal) for Galway Borough between 1868 and 1874.1 He held the office of Vice-Admiral of the Province of Leinster.1 He succeeded to the title of 18th Baron Howth [I., c. 1440] on 4 February 1874.1 He succeeded to the title of 4th Viscount St. Lawrence [I., 1767] on 4 February 1874.1 He succeeded to the title of 4th Earl of Howth [I., 1767] on 4 February 1874.1 He was created 1st Baron Howth of Howth, co. Dublin [U.K.] on 7 October 1881.1 He was invested as a Knight, Order of St. Patrick (K.P.) in 1884.1 On his death, all of his titles became extinct.1
Sir William Ulick Tristram St. Lawrence, 4th Earl of Howth was educated at Eton College, Eton, Berkshire, England.1 He gained the rank of Captain in 1847 in the service of the 7th Hussars.1 He held the office of High Sheriff of County Dublin in 1854.1 He was State Steward to the Viceroy of Ireland between 1855 and 1858.1 He was State Steward to the Viceroy of Ireland between 1859 and 1866.1 He held the office of Member of Parliament (M.P.) (Liberal) for Galway Borough between 1868 and 1874.1 He held the office of Vice-Admiral of the Province of Leinster.1 He succeeded to the title of 18th Baron Howth [I., c. 1440] on 4 February 1874.1 He succeeded to the title of 4th Viscount St. Lawrence [I., 1767] on 4 February 1874.1 He succeeded to the title of 4th Earl of Howth [I., 1767] on 4 February 1874.1 He was created 1st Baron Howth of Howth, co. Dublin [U.K.] on 7 October 1881.1 He was invested as a Knight, Order of St. Patrick (K.P.) in 1884.1 On his death, all of his titles became extinct.1
Citations
- [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 152. Hereinafter cited as The New Extinct Peerage.




