Mary Bridgeman Bridgeman-Simpson1,2 
Her married name became Pleydell-Bouverie.
Children of Mary Bridgeman Bridgeman-Simpson and Major Walter Pleydell-Bouverie
- unknown Pleydell-Bouverie3
- Mildred Alice Pleydell-Bouverie+ b. 10 Feb 1877
- Sybil Pleydell-Bouverie+ b. 13 Dec 1878, d. 6 Dec 1946
- [S37] BP2003 volume 1, page 482. See link for full details for this source. Hereinafter cited as. [S37]
- [S9902] Jean Goodman and David Williamson, Debrett’s Book of the Royal Engagement (London: Debrett’s Peerage, 1986), page 115. Hereinafter cited as Debrett’s Book of the Royal Engagement.
- [S37] BP2003. [S37]
Rt. Hon. Edward Pleydell-Bouverie1 
He graduated from Trinity College, Cambridge University, Cambridge, Cambridgeshire, England, with a Master of Arts (M.A.)2 He was a practising barrister.2 He held the office of Member of Parliament (M.P.) for Kilmarnock between 1844 and 1874.2 He held the office of Under-Secretary, Home Department between 1850 and 1852.2 He was Vice-President of the Board of Trade between 1853 and 1855.2 He was President of the Poor Law Board between 1855 and 1858.2 He was 2nd Chief Estates Commissioner between 1860 and 1865.2 He held the office of High Sheriff of Wiltshire in 1862.2 He was appointed Privy Counsellor (P.C.)1 He was appointed Fellow, Royal Society (F.R.S.)1 He lived at East Lavington, Wiltshire, EnglandG.1
Children of Rt. Hon. Edward Pleydell-Bouverie and Elizabeth Anne Balfour
- Anne Pleydell-Bouverie2 d. 12 Mar 1940
- Eglantine Pleydell-Bouverie+2 d. 13 Nov 1925
- Ruth Pleydell-Bouverie2 d. 19 Nov 1944
- Major Walter Pleydell-Bouverie+1 b. 5 Jul 1848, d. 20 May 1893
- Edward Oliver Pleydell-Bouverie2 b. 12 Sep 1856, d. 13 May 1938
- [S37] BP2003 volume 1, page 482. See link for full details for this source. Hereinafter cited as. [S37]
- [S37] BP2003. [S37]
- [S9902] Jean Goodman and David Williamson, Debrett’s Book of the Royal Engagement (London: Debrett’s Peerage, 1986), page 117. Hereinafter cited as Debrett’s Book of the Royal Engagement.
Constance Pourroy de Quinsonas-Oudinot
Mervyn Patrick Wingfield, 9th Viscount Powerscourt1 
He gained the rank of Lieutenant in the 8th Arab Force.1 He gained the rank of Major in the Royal Irish Fusiliers.1 He fought in the Second World War, where he became a POW.1 He succeeded as the 9th Baron Wingfield, of Wingfield, co. Wexford [I., 1743] on 21 March 1947.1 He succeeded as the 3rd Baron Powerscourt, of Powerscourt, co. Wicklow [U.K., 1885] on 21 March 1947.1 He succeeded as the 9th Viscount Powerscourt, of Powerscourt, co. Wicklow [I., 1743] on 21 March 1947.1
Children of Mervyn Patrick Wingfield, 9th Viscount Powerscourt and Sheila Claude Beddington
- Hon. Granier Sybil Enid Wingfield+1 b. 25 Apr 1934
- Mervyn Niall Wingfield, 10th Viscount Powerscourt+1 b. 3 Sep 1935, d. 25 Jul 2015
- Hon. Guy Claude Patrick Wingfield1 b. 5 Oct 1940, d. 16 May 2017
- [S37] BP2003 volume 2, page 3205. See link for full details for this source. Hereinafter cited as. [S37]
Sheila Claude Beddington1 
Her married name became Wingfield. After her marriage, Sheila Claude Beddington was styled as Viscountess Powerscourt on 21 March 1947. She wrote the book Real People, published 1952.1 She wrote the book A Kite’s Dinner, published 1954.1 She was awarded the Sun Too Fast in 1974.1
Children of Sheila Claude Beddington and Mervyn Patrick Wingfield, 9th Viscount Powerscourt
- Hon. Granier Sybil Enid Wingfield+1 b. 25 Apr 1934
- Mervyn Niall Wingfield, 10th Viscount Powerscourt+1 b. 3 Sep 1935, d. 25 Jul 2015
- Hon. Guy Claude Patrick Wingfield1 b. 5 Oct 1940, d. 16 May 2017
- [S37] BP2003 volume 2, page 3205. See link for full details for this source. Hereinafter cited as. [S37]
Colonel Claude Beddington1
He lived at Mayfair, London, England.1
Child of Colonel Claude Beddington and Frances Ethel Homan-Mulock
- Sheila Claude Beddington+1 d. 1992
- [S37] BP2003 volume 2, page 3205. See link for full details for this source. Hereinafter cited as. [S37]
Frances Ethel Homan-Mulock1
Her married name became Beddington.1
Child of Frances Ethel Homan-Mulock and Colonel Claude Beddington
- Sheila Claude Beddington+1 d. 1992
- [S37] BP2003 volume 2, page 3205. See link for full details for this source. Hereinafter cited as. [S37]
Francis Berry Homan-Mulock1
Children of Francis Berry Homan-Mulock
- Frances Ethel Homan-Mulock+
- Enid Hester Nina Homan-Mulock+2 d. 7 Jul 1961
Mervyn Niall Wingfield, 10th Viscount Powerscourt1 
He was educated at Stowe School, Buckingham, Buckinghamshire, England.1 He gained the rank of 2nd Lieutenant in the Irish Guards.1 He was educated at Trinity College, Cambridge University, Cambridge, Cambridgeshire, England.1 He succeeded as the 10th Baron Wingfield, of Wingfield, co. Wexford [I., 1743] on 3 April 1973.1 He succeeded as the 10th Viscount Powerscourt, of Powerscourt, co. Wicklow [I., 1743] on 3 April 1973.1 He succeeded as the 4th Baron Powerscourt, of Powerscourt, co. Wicklow [U.K., 1885] on 3 April 1973.1
Children of Mervyn Niall Wingfield, 10th Viscount Powerscourt and Wendy Anne Pauline Slazenger
- Mervyn Anthony Wingfield, 11th Viscount Powerscourt1 b. 21 Aug 1963
- Hon. Julia Margaret Wingfield1 b. 5 Aug 1965
- [S37] BP2003 volume 2, page 3198. See link for full details for this source. Hereinafter cited as. [S37]
- [S37] BP2003. [S37]
- [S1122] Peerage News, online http://peeragenews.blogspot.co.nz/. Hereinafter cited as Peerage News.
Wendy Anne Pauline Slazenger1
Her married name became Wingfield. After her marriage, Wendy Anne Pauline Slazenger was styled as Viscountess Powerscourt on 3 April 1973.
Children of Wendy Anne Pauline Slazenger and Mervyn Niall Wingfield, 10th Viscount Powerscourt
- Mervyn Anthony Wingfield, 11th Viscount Powerscourt1 b. 21 Aug 1963
- Hon. Julia Margaret Wingfield1 b. 5 Aug 1965
- [S37] BP2003 volume 2, page 3198. 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.
