Mary Williamson1 
Her married name became Gordon Lennox. She was appointed Lieutenant, Royal Victorian Order (L.V.O.) in 2000.1
Children of Mary Williamson and Lord Sir Nicholas Charles Gordon Lennox
- Sarah Caroline Gordon Lennox+1 b. 20 Jan 1960
- Henrietta Mary Gordon Lennox+1 b. 8 Jan 1962
- Lucy Elizabeth Gordon Lennox+1 b. 28 Dec 1965
- Anthony Charles Gordon Lennox1 b. 29 Apr 1969, d. 7 Oct 2017
Lord Sir Nicholas Charles Gordon Lennox1 
He was educated at Eton College, Windsor, Berkshire, EnglandG.2 He was educated at Worcester College, Oxford University, Oxford, Oxfordshire, EnglandG.2 He was with HM Foreign Service in 1954.2 He gained the rank of 2nd Lieutenant in the King’s Royal Rifle Corps.2 He was appointed Lieutenant, Royal Victorian Order (L.V.O.) in 1957.2 He was Private Secretary to the Ambassador to the U.S. between 1957 and 1961.2 He was First Secretary to Chile between 1961 and 1963.2 He was Private Secretary to the Permament Under-Secretary, Foreign Office between 1963 and 1966.2 He held the office of First Secretary to Spain between 1966 and 1971.2 He held the office of Counsellor to Paris between 1975 and 1979.2 He was appointed Companion, Order of St. Michael and St. George (C.M.G.) in 1978.2 He held the office of Assistant Under-Secretary, Foreign and Commonwealth Office between 1979 and 1984.2 He held the office of Ambassador to Spain between 1984 and 1989.2 He was appointed Knight Commander, Order of St. Michael and St. George (K.C.M.G.) in 1986.2 He was awarded the Medal of Honour of Madrid University in 1988.2 He was appointed Knight Commander, Royal Victorian Order (K.C.V.O.) in 1989.2 He was awarded the Grand Cross, Order of Isabel la Catolica of Spain.2 He gained the rank of Honorary Colonel in 1990 in the 4th Battalion, Royal Green Jackets.2 He was Governor of the BBC between 1990 and 1998.2
Children of Lord Sir Nicholas Charles Gordon Lennox and Mary Williamson
- Sarah Caroline Gordon Lennox+2 b. 20 Jan 1960
- Henrietta Mary Gordon Lennox+2 b. 8 Jan 1962
- Lucy Elizabeth Gordon Lennox+2 b. 28 Dec 1965
- Anthony Charles Gordon Lennox2 b. 29 Apr 1969, d. 7 Oct 2017
- [S37] BP2003 volume 3, page 3337. 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.
Brigadier Hudleston Noel Hedworth Williamson1 
He was awarded the Military Cross (M.C.)1 He was awarded the Distinguished Service Order (D.S.O.)1 He lived at South Nore, West Wittering, Sussex, EnglandG.
Child of Brigadier Hudleston Noel Hedworth Williamson and Leila Isabel Lodwick
- Mary Williamson+1 b. 20 Mar 1934, d. 26 Sep 2021
Sarah Caroline Gordon Lennox1
Her married name became Caldecott.
Children of Sarah Caroline Gordon Lennox and Dominic Caldecott
- Frederick Arthur Nicholas Caldecott1 b. 1989
- Thomas Andrew Caldecott1 b. 1989
- Rufus George Caldecott1 b. 1993
- [S37] BP2003 volume 2, page 1592. See link for full details for this source. Hereinafter cited as. [S37]
Henrietta Mary Gordon Lennox1
Her married name became Lindsell.
Children of Henrietta Mary Gordon Lennox and Michael J. Lindsell
- Albert Lindsell1 b. 1993
- Arthur Lindsell1 b. 12 Oct 1996
- unknown daughter Lindsell1 b. 25 Mar 1998
- [S37] BP2003 volume 2, page 1592. See link for full details for this source. Hereinafter cited as. [S37]
Anthony Charles Gordon Lennox1 
He was educated at Eton College, Windsor, Berkshire, England.2 He was Chief Broadcasting Officer, Conservative Central Office in 1996.1
Leila Isabel Lodwick
Her married name became Williamson.
Child of Leila Isabel Lodwick and Brigadier Hudleston Noel Hedworth Williamson
- Mary Williamson+ b. 20 Mar 1934, d. 26 Sep 2021
Lt.-Col. R. W. P. Lodwick1
Child of Lt.-Col. R. W. P. Lodwick
- [S1028] Ian Grimston, “re: R.W.P. Lodwick,” e-mail message to British and European Nobility Register, 9 August 2003. Hereinafter cited as “re: R.W.P. Lodwick.”
Captain Cecil Hedworth Williamson 
Child of Captain Cecil Hedworth Williamson and Charlotte Campbell Campbell-Johnston
- Brigadier Hudleston Noel Hedworth Williamson+ b. 27 Dec 1886
Charlotte Campbell Campbell-Johnston 
Her married name became Williamson.
Child of Charlotte Campbell Campbell-Johnston and Captain Cecil Hedworth Williamson
- Brigadier Hudleston Noel Hedworth Williamson+ b. 27 Dec 1886
