Daphne Clare de Courcy Hunter1,2
Daphne Clare de Courcy Hunter usually went by her middle name of Clare.2 From 1986, her married name became Mann. From circa 2015, her married name became Greenwell.4
Children of Daphne Clare de Courcy Hunter and Edward John Mann
- Alexander Mann4
- Francis William Mann3 b. 1989
- Georgia Mann3 b. 1991
- [S37] BP2003 volume 2, page 2591. See link for full details for this source. Hereinafter cited as. [S37]
- [S1122] Peerage News, online http://peeragenews.blogspot.co.nz/. Hereinafter cited as Peerage News.
- [S37] BP2003. [S37]
- [S466] Notices, The Telegraph, London, UK. Hereinafter cited as The Telegraph.
Francis William Mann1,2
Georgia Mann1
Sarah Marguerite Mann1
From 1989, her married name became Grootenhuis. She lived in 2003 at 31 Brooks Green, London, EnglandG.1
Professor Peter Grootenhuis1
Child of Professor Peter Grootenhuis
Hugh John Grootenhuis1
Reverend John Frederick Bourke1 
He graduated from Jesus College, Cambridge University, Cambridge, Cambridgeshire, EnglandG, with a Bachelor of Arts (B.A.)1 He was the Curate at Corfe Castle, Dorset, EnglandG.1
- [S37] BP2003 volume 2, page 2654. See link for full details for this source. Hereinafter cited as. [S37]
Colonel John Graham Brockbank1
Children of Colonel John Graham Brockbank
- Ann Marguerite Brockbank+2 b. c 1920, d. 28 Jul 2009
- Maj.-Gen. John Myles Brockbank+3 b. 19 Sep 1921, d. 21 Aug 2006
Ann Marguerite Brockbank1 
Her married name became Armitage.2 From 3 October 1942, her married name became Mann.
Children of Ann Marguerite Brockbank and Major John Pelham Mann
- Celia Marguerite Mann+3 b. 21 Sep 1943, d. 9 Jun 2023
- James John Francis Mann+3 b. 4 Apr 1946
- Charles Edward Lionel Mann+3 b. 24 Jan 1948
James John Francis Mann1
He was educated at Eton College, Windsor, Berkshire, England.1 He lived in 2003 at Bricklayers Farm, West Woodhay, Berkshire, England.1
Children of James John Francis Mann and Effie Sarah Anne Hepple
- Rachel Poppy Jillian Mann2 b. 1977
- Thomas James Mann+2 b. 1979
- Frederick John Mann2 b. 1986