Jack Christopher Cameron Corbett1
Margaret Barnewall1
Her married name became St. Lawrence.1
Children of Margaret Barnewall and Nicholas St. Lawrence, 8th Baron Howth
- Margaret St. Lawrence+1 d. 16 Nov 1637
- Christopher St. Lawrence, 9th Baron Howth+1 d. 24 Oct 1619
- [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 151. Hereinafter cited as The New Extinct Peerage.
Sir Christopher Barnewall1 
He held the office of Member of Parliament (M.P.) [Ireland] in 1560.2 He held the office of Sheriff of County Dublin in 1560.2 He lived at Turvey, County Dublin, IrelandG.1
Children of Sir Christopher Barnewall and Marion Challis
- Maud Barnewall+4,2
- Elinor Barnewall+5 d. 12 Oct 1628
Children of Sir Christopher Barnewall
- Sir Patrick Barnewall+2 d. 11 Jan 1621/22
- Margaret Barnewall+1
- Ismay Barnewall+6
- [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 151. Hereinafter cited as The New Extinct Peerage.
- [S130] Wikipedia, online http;//www.wikipedia.org. Hereinafter cited as Wikipedia.
- [S1916] Tim Boyle, “re: Boyle Family,” e-mail message to BENR, 16 September 2006. Hereinafter cited as “re: Boyle Family.”
- [S37] BP2003 volume 1, page 265. See link for full details for this source. Hereinafter cited as. [S37]
- [S22] Sir Bernard Burke, C.B. LL.D., A Genealogical History of the Dormant, Abeyant, Forfeited, and Extinct Peerages of the British Empire, new edition (1883; reprint, Baltimore, Maryland: Genealogical Publishing Company, 1978), page 172. Hereinafter cited as Burkes Extinct Peerage.
- [S37] BP2003. [S37]
Mary Whyte1
Her married name became Darcy.1 After her marriage, Mary Whyte was styled as Baroness Howth. Her married name became St. Lawrence.1 Her married name became Browne.1
- [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 151. Hereinafter cited as The New Extinct Peerage.
Sir Nicholas Whyte1
Child of Sir Nicholas Whyte
- [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 151. Hereinafter cited as The New Extinct Peerage.
Robert Browne1
- [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 151. Hereinafter cited as The New Extinct Peerage.
Christopher Darcy1
- [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 151. Hereinafter cited as The New Extinct Peerage.
Christopher St. Lawrence, 9th Baron Howth1 
He gained the rank of Colonel of Foot.1 He was appointed Knight before 1600.1 He fought in the Battle of Carlingford, where he commanded the rear of vanguard against the rebel Earl of Tyrine.1 He fought in the Battle of Kingsale on 24 December 1601, and afterwards pursued the fugitive Earl of Tyrone.1 He succeeded as the 9th Baron Howth [I., c. 1440] circa 11 May 1607.1 In 1608 he was imprisoned in Dublin and London on suspicion of conspiring with the Earls of Tyrone and Tyrconnell, but was released.1
Children of Christopher St. Lawrence, 9th Baron Howth and Elizabeth Wentworth
- Margaret St. Lawrence+1
- Nicholas St. Lawrence, 10th Baron Howth+1 b. c 1599, d. 1643/44
- Thomas St. Lawrence, 11th Baron Howth+1 b. a 1599, d. bt 5 Aug 1649 – 3 Oct 1649
- [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 151. Hereinafter cited as The New Extinct Peerage.
Elizabeth Wentworth1 
From before 1597, her married name became St. Lawrence.1 From after 1605, her married name became Newcomen.1 After her marriage, Elizabeth Wentworth was styled as Baroness Howth circa 11 May 1607.
Children of Elizabeth Wentworth and Christopher St. Lawrence, 9th Baron Howth
- Margaret St. Lawrence+1
- Nicholas St. Lawrence, 10th Baron Howth+1 b. c 1599, d. 1643/44
- Thomas St. Lawrence, 11th Baron Howth+1 b. a 1599, d. bt 5 Aug 1649 – 3 Oct 1649
- [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 151. Hereinafter cited as The New Extinct Peerage.