Thomas Tredway1
Child of Thomas Tredway
- [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 262. Hereinafter cited as The New Extinct Peerage.
John Crocket1
He lived at Carolinas, U.S.A.G.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 262. Hereinafter cited as The New Extinct Peerage.
Sarah Sydenham1 
From 1812, her married name became Clarke.1
Children of Sarah Sydenham and General Tredway Clarke
- Reverend Walter John Clarke+1 b. 3 Apr 1813, d. 24 Aug 1903
- Thomas Sydenham Clarke+2 b. 18 Dec 1814, d. 3 Jul 1873
- Thomas Artison Clarke2 b. 23 Mar 1829
- [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 262. Hereinafter cited as The New Extinct Peerage.
- [S4567] Bill Norton, “re: Pitman Family,” family provided evidence then verified by subsequent research and verification by BENR (101053), 6 April 2010 and 19 April 2011. Hereinafter cited as “re: Pitman Family.”
Humphrey Sydenham1
Child of Humphrey Sydenham
- Sarah Sydenham+1 b. 1781, d. 15 Jan 1871
- [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 262. Hereinafter cited as The New Extinct Peerage.
Reverend Walter John Clarke1 
He graduated from Balliol College, Oxford University, Oxford, Oxfordshire, EnglandG, in 1835 with a Bachelor of Arts (B.A.)1 He graduated from Balliol College, Oxford University, Oxford, Oxfordshire, EnglandG, in 1838 with a Master of Arts (M.A.)1 He was the Vicar between 1843 and 1847 at Sinderby, Lincolnshire, EnglandG.1 He lived at Knoyle House, Folkestone, Kent, EnglandG.1
Children of Reverend Walter John Clarke and Maria Frances Mayor
- George Sydenham Clarke, 1st and last Baron Sydenham of Combe+1 b. 4 Jul 1848, d. 7 Feb 1933
- Frederic Sydenham Clarke+1 b. 9 Dec 1850
- Frances Maria Clarke1 b. 18 Jan 1852
- Jesse Harriet Clarke1 b. 7 Mar 1853
- Catherine Charlotte Clarke1 b. 21 Aug 1855
- Walter Sydenham Clarke+1 b. 27 Nov 1856
- Mary Adelaide Clarke+2 b. 31 Oct 1858, d. 31 Dec 1947
- Ellen Georgina Clarke1 b. 8 Jun 1862, d. 1893
- Percy Sydenham Clarke+1 b. 6 Feb 1864, d. 3 Sep 1889
- [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 262. Hereinafter cited as The New Extinct Peerage.
- [S37] BP2003 See link for full details for this source. Hereinafter cited as. [S37]
Maria Frances Mayor1 
From 17 September 1847, her married name became Clarke.1
Children of Maria Frances Mayor and Reverend Walter John Clarke
- George Sydenham Clarke, 1st and last Baron Sydenham of Combe+1 b. 4 Jul 1848, d. 7 Feb 1933
- Frederic Sydenham Clarke+1 b. 9 Dec 1850
- Frances Maria Clarke1 b. 18 Jan 1852
- Jesse Harriet Clarke1 b. 7 Mar 1853
- Catherine Charlotte Clarke1 b. 21 Aug 1855
- Walter Sydenham Clarke+1 b. 27 Nov 1856
- Mary Adelaide Clarke+1 b. 31 Oct 1858, d. 31 Dec 1947
- Ellen Georgina Clarke1 b. 8 Jun 1862, d. 1893
- Percy Sydenham Clarke+1 b. 6 Feb 1864, d. 3 Sep 1889
- [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 262. Hereinafter cited as The New Extinct Peerage.
Reverend Joseph Mayor1
Child of Reverend Joseph Mayor
- Maria Frances Mayor+1 d. 15 Apr 1906
- [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 262. Hereinafter cited as The New Extinct Peerage.
Frederic Sydenham Clarke1 
Children of Frederic Sydenham Clarke and Annie Christian
- [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 262. Hereinafter cited as The New Extinct Peerage.
Annie Christian1
From 6 September 1875, her married name became Clarke.1
Children of Annie Christian and Frederic Sydenham Clarke
- [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 262. Hereinafter cited as The New Extinct Peerage.
Alexander Christian1
Child of Alexander Christian
- [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 262. Hereinafter cited as The New Extinct Peerage.