Henry Collett1 
Child of Henry Collett and Ann Fletcher
- Henry John Collett+2 b. 17 May 1809
Ann Fletcher1
From 14 June 1808, her married name became Collett.
Child of Ann Fletcher and Henry Collett
- Henry John Collett+2 b. 17 May 1809
Henry John Collett1 
Child of Henry John Collett and Amelia Sophia Mawby
- Henry John Richard Collett+2 b. 17 Nov 1838, d. 1923
Amelia Sophia Mawby1
From 14 August 1834, her married name became Collett.
Child of Amelia Sophia Mawby and Henry John Collett
- Henry John Richard Collett+2 b. 17 Nov 1838, d. 1923
Henry John Richard Collett1 
He held the office of Justice of the Peace (J.P.)1 He lived at The Hall, Peasenhall, Suffolk, EnglandG.1
Child of Henry John Richard Collett and Jane Johnson Thomas
- Sir Charles Henry Collett, 1st Bt.+2 b. 8 Jul 1864, d. 23 Nov 1938
Jane Johnson Thomas1
She lived at Bungay, Suffolk, EnglandG.1 From 23 December 1862, her married name became Collett.
Child of Jane Johnson Thomas and Henry John Richard Collett
- Sir Charles Henry Collett, 1st Bt.+2 b. 8 Jul 1864, d. 23 Nov 1938
Stephen Penchester1
Child of Stephen Penchester
- Joan Penchester+1 b. b 1269, d. 1314/15
- [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 III, page 351. Hereinafter cited as The Complete Peerage.
Seymour Ionn1
Child of Seymour Ionn
- Lilian Louisa Ionn+2 d. 2 Sep 1935
Lilian Louisa Ionn1 
From 20 April 1892, her married name became Collett.
Children of Lilian Louisa Ionn and Sir Charles Henry Collett, 1st Bt.
- Sir Henry Seymour Collett, 2nd Bt.+2 b. 14 Feb 1893, d. 6 Jan 1971
- Elsa Mary Collett+2 b. 6 Sep 1894, d. 20 Jan 1959
- S/Ldr. Stanley Beresford Collett2 b. 1896, d. 30 Jun 1934
- Margaret Edith Collett2 b. 27 Apr 1898, d. Aug 1913
- Norman Charles Collett2 b. 8 Nov 1899, d. Jan 1918
- Richard Ionn Collett+2 b. 19 May 1901, d. 1993
- John Collison Collett+2 b. 6 Jun 1903, d. 26 Oct 1956
- Sir Thomas Kingsley Collett2 b. 7 Mar 1905
- David Brooke Collett+2 b. 6 Nov 1907, d. 16 Apr 1998
- Roger Collett+2 b. 14 Jul 1909, d. 15 Jan 1972
