Hon. William James Trenchard1
He was educated at Eton College, Windsor, Berkshire, England.2
Children of Hon. William James Trenchard and Amanda K. M. Karlsson
- Astrid Isla Trenchard3 b. 11 Dec 2019
- Hilma Iona Trenchard3 b. 12 Jun 2021
- [S1122] Peerage News, online http://peeragenews.blogspot.co.nz/. Hereinafter cited as Peerage News.
- [S37] BP2003 volume 3, page 3930. See link for full details for this source. Hereinafter cited as. [S37]
- [S466] Notices, The Telegraph, London, UK. Hereinafter cited as The Telegraph.
Hon. Katherine Clare Trenchard1
She was educated at St. Mary’s School, Calne, Wiltshire, EnglandG.2 She was educated at Newcastle University, Newcastle-upon-Tyne, Northumberland, England.2 From 25 April 2009, her married name became Burne.1
Children of Hon. Katherine Clare Trenchard and Thomas Edward Francis Burne
- Matilda Eugénie Burne3 b. 22 Dec 2010
- Martha Fiona Burne3 b. 29 Jan 2013
- [S1122] Peerage News, online http://peeragenews.blogspot.co.nz/. Hereinafter cited as Peerage News.
- [S37] BP2003 volume 3, page 3930. See link for full details for this source. Hereinafter cited as. [S37]
- [S466] Notices, The Telegraph, London, UK. Hereinafter cited as The Telegraph.
Hon. Laura Mary Trenchard1
She was educated at Heathfield School, Ascot, Berkshire, EnglandG.2 From 12 May 2018, her married name became Birkbeck.3
- [S1122] Peerage News, online http://peeragenews.blogspot.co.nz/. Hereinafter cited as Peerage News.
- [S37] BP2003 volume 3, page 3930. See link for full details for this source. Hereinafter cited as. [S37]
- [S466] Notices, The Telegraph, London, UK. Hereinafter cited as The Telegraph.
Annabel Priscilla Angela Nall-Cain1
From 1992, her married name became Hill.1
Children of Annabel Priscilla Angela Nall-Cain and Lord Anthony Ian Hill
- Marcus Robert Francis Hill2 b. 3 Jul 1994
- Orlando Harry Wills Hill2 b. 10 Jun 1997
- George Oliver Percy Hill2 b. 8 Mar 2000
Major Julian Neil Oscar Rycroft1 
He gained the rank of Captain and Brevet Major in the Black Watch.2 He fought in the First World War, where he was mentioned in despatches and was wounded.2 He gained the rank of Brigade Major in 1917.2 He was awarded the Croix de Guerre.2 He was awarded the Military Cross (M.C.)1 He was Temporary Lieutenant-Colonel of the Black Watch in 1918.2 He was awarded the Distinguished Service Order (D.S.O.) in 1918.2
Children of Major Julian Neil Oscar Rycroft and Elizabeth Mildred Louisa Anstruther
- Evelyn Joanna Christian Rycroft+2
- Cynthia Margaret Rycroft+2 b. 1922, d. 20 Mar 2011
Hon. Hannah Rachel Elise Palmer1
- [S5090] Henry Palmer, “re: Palmer Family,” family provided evidence then verified by subsequent research and verification by BENR (101053), 13 January 2011. Hereinafter cited as “re: Palmer Family.”
- [S37] BP2003 volume 2, page 2426. See link for full details for this source. Hereinafter cited as. [S37]
Stephan Cajetan Mathias Karl Heinrich Maria Graf Khuen von Belasi1
- [S103] Paul Theroff, An Online Gotha, online http://pages.prodigy.net/ptheroff/gotha/gotha. Hereinafter cited as An Online Gotha.
Hon. John Ralph Roundell Palmer1 
Major Hon. Robert Jocelyn Palmer1 
He was educated at Winchester College, Winchester, Hampshire, England.1 He was educated at Balliol College, Oxford University, Oxford, Oxfordshire, England.1 He fought in the Second World War, where he was mentioned in dispatches twice.1 He gained the rank of Major in the Coldstream Guards.1 He was awarded the Military Cross (M.C.) in 1944.1 He held the office of Justice of the Peace (J.P.) for Hampshire in 1951.1 He held the office of Member of the Hampshire County Council in 1954.1
Children of Major Hon. Robert Jocelyn Palmer and Anne Rosemary Cooper, Baroness Lucas of Crudwell
- Ralph Matthew Palmer, 12th Baron Lucas of Crudwell+2 b. 7 Jun 1951
- Hon. Timothy John Palmer+2 b. 10 Apr 1953
- Hon. Anthea Annabel Palmer2 b. 28 Jun 1956
Anne Rosemary Cooper, Baroness Lucas of Crudwell1 
Her married name became Palmer. She succeeded as the 11th Baroness Lucas of Crudwell, co. Wilts [E., 1663] on 23 November 1958.1 She succeeded as the 7th Lady Dingwall, of co. Ross [S., 1609] on 23 November 1958.1
Children of Anne Rosemary Cooper, Baroness Lucas of Crudwell and Major Hon. Robert Jocelyn Palmer
- Ralph Matthew Palmer, 12th Baron Lucas of Crudwell+2 b. 7 Jun 1951
- Hon. Timothy John Palmer+1 b. 10 Apr 1953
- Hon. Anthea Annabel Palmer1 b. 28 Jun 1956