unknown son Tennant1 
- [S37] BP2003 volume 2, page 1570. See link for full details for this source. Hereinafter cited as. [S37]
Sir Anthony John Tennant1 
He was educated at Eton College, Windsor, Berkshire, England.4 He graduated from Trinity College, Cambridge University, Cambridge, Cambridgeshire, England, with a Bachelor of Arts (B.A.)4 He was managing director of Inernational Distillers and Vintners Ltd between 1976 and 1982.3 He was chairman of Guinness between 1983 and 1992.4 He was appointed Knight in 1992.4 He was deputy chairman of Forte plc between 1992 and 1996.3 He was chairman of Christie’s International plc between May 1993 and 1996.4 He was deputy chairman of Wellcome plc between 1994 and 1995.3
Children of Sir Anthony John Tennant and Rosemary Violet Stockdale
- [S37] BP2003 volume 2, page 1570. See link for full details for this source. Hereinafter cited as. [S37]
- [S466] Notices, The Telegraph, London, UK. Hereinafter cited as The Telegraph.
- [S37] BP2003. [S37]
- [S1122] Peerage News, online http://peeragenews.blogspot.co.nz/. Hereinafter cited as Peerage News.
Rosemary Irene Hennessy1 
From 4 May 1948, her married name became Tennant.1 She lived in 2003 at 3 Wittersham House, Wittersham, Kent, EnglandG.1
Children of Rosemary Irene Hennessy and Major John Tennant
- Aurea Mary Rose Tennant1 b. 27 Apr 1949
- Ivo Simon Tennant+1 b. 28 Nov 1955
Sir Alfred Theodore Hennessy1
He lived at Wynberg, Cape Province, South AfricaG.1 He was appointed Knight Commander, Order of the British Empire (K.B.E.)1
Child of Sir Alfred Theodore Hennessy and Margaret Isabella Moodie
- Rosemary Irene Hennessy+1 d. 3 Aug 2014
- [S37] BP2003 volume 2, page 1570. See link for full details for this source. Hereinafter cited as. [S37]
Ivo Simon Tennant1
He was educated at Harrow School, Harrow, London, EnglandG.1 He lived in 2003 at The White House, Awbridge Hill, Awbridge, Romsey, Hampshire, EnglandG.1
Children of Ivo Simon Tennant and Carole Valerie Martel
- Camilla Rose Tennant1 b. 1987
- Thomas Simon Alfred Tennant1 b. 1991
- Rory James Tennant1 b. 16 Feb 1999
Alice Patience Agatha Sanderson1
- [S466] Notices, The Telegraph, London, UK. Hereinafter cited as The Telegraph.
Guy R. Sanderson1
Children of Guy R. Sanderson and Laura Hargreaves Prideaux
- Georgia Sanderson1
- Alice Patience Agatha Sanderson1 b. 7 Feb 2006
- Mary Constance Henriette Sanderson1 b. 1 Apr 2008
- [S466] Notices, The Telegraph, London, UK. Hereinafter cited as The Telegraph.
Thomas Simon Alfred Tennant1
- [S37] BP2003 volume 2, page 1570. See link for full details for this source. Hereinafter cited as. [S37]
Rory James Tennant1
- [S37] BP2003 volume 2, page 1570. See link for full details for this source. Hereinafter cited as. [S37]
Camilla Rose Tennant1
- [S37] BP2003 volume 2, page 1570. See link for full details for this source. Hereinafter cited as. [S37]
