Simon Foster Macdonald Lockhart, 25th of the Lee1 
He was given the name of Simon Foster Moreton Macdonald at birth.2 He was educated at Winchester College, Winchester, Hampshire, EnglandG.2 He was educated at Magdalen College, Oxford University, Oxford, Oxfordshire, EnglandG.2 He gained the rank of Major in the Lovat Scots.2 He fought in the Second World War, where he was wounded.2 In 1946 his name was legally changed to Simon Foster Macdonald Lockhart of the Lee by Declaration.2 He held the office of Justice of the Peace (J.P.) for Lanarkshire in 1950.2 He held the office of Deputy Lieutenant (D.L.) of Lanarkshire in 1950.2 He was recognised by Lord Lyon King of Arms as Lockhart quartering Macdonald, non-chiefly arms for himself and as tutor (guardian) for his minor son, the chiefly plain undifferenced arms of Lockhart of the Lee, thereby nominating his son as Chief of Lockhart, and matriculated his arms at the Lyons Court Lockhart quartering Macdonald, non-chiefly arms for himself and as tutor (guardian) for his minor son, the chiefly plain undifferenced arms of Lockhart of the Lee, thereby nominating his son as Chief of Lockhart on 28 February 1957.1
Children of Simon Foster Macdonald Lockhart, 25th of the Lee and Ella Catriona Gordon
- Mairi Susan Macdonald Lockhart+2 b. 29 Mar 1943
- Angus Hew Macdonald Lockhart of the Lee+2 b. 17 Aug 1946, d. 20 Nov 2015
- Simon James Macdonald Lockhart+2 b. 9 Aug 1949
- Norman Phillip Macdonald Lockhart2 b. 24 Dec 1954
Ella Catriona Gordon1 
Ella Catriona Gordon usually went by her middle name of Catriona.1 From 28 February 1942, her married name became Moreton Macdonald. From 1946, her married name became Macdonald Lockhart.1
Children of Ella Catriona Gordon and Simon Foster Macdonald Lockhart, 25th of the Lee
- Mairi Susan Macdonald Lockhart+1 b. 29 Mar 1943
- Angus Hew Macdonald Lockhart of the Lee+1 b. 17 Aug 1946, d. 20 Nov 2015
- Simon James Macdonald Lockhart+1 b. 9 Aug 1949
- Norman Phillip Macdonald Lockhart1 b. 24 Dec 1954
- [S37] BP2003 volume 1, page 1185. See link for full details for this source. Hereinafter cited as. [S37]
Seton Gordon1
Child of Seton Gordon
- Ella Catriona Gordon+1 d. 2000
- [S37] BP2003 volume 1, page 1185. See link for full details for this source. Hereinafter cited as. [S37]
Angus Hew Macdonald Lockhart of the Lee1 
He was educated at Rannoch School, Perthshire, ScotlandG.2 He held the position of Chief of the Name and Arms of Lockhart from.2 He was recognised by Lord Lyon King of Arms, and matriculated his arms at the Lyons Court on 8 February 1957.2 He was educated at North of Scotland College of Agriculture, ScotlandG.2 He was Member of the Standing Council of Scottish Chiefs.2 He lived in 2003 at Newholm, Dunsyre, Lanarkshire, ScotlandG.2
Children of Angus Hew Macdonald Lockhart of the Lee and Susan Elizabeth Normand
- Fiona Lockhart Wyly Lockhart2 b. 24 Mar 1972
- Ranald William Angus Lockhart of the Lee, younger4 b. 8 Aug 1975
- [S37] BP2003 volume 1, page 1185. See link for full details for this source. Hereinafter cited as. [S37]
- [S37] BP2003. [S37]
- [S466] Notices, The Telegraph, London, UK. Hereinafter cited as The Telegraph.
- [S5368] Angus Lockhart, “re: Lockhart Family,” family provided evidence then verified by subsequent research and verification by BENR (101053), 15 May 2011. Hereinafter cited as “re: Lockhart Family.”
Simon James Macdonald Lockhart1
He was educated at Winchester College, Winchester, Hampshire, EnglandG.1 He lived in 2003 at Thorntonhill, Fossoway, Kinross-shire, ScotlandG.1
Children of Simon James Macdonald Lockhart and Lady Lavinia Marsham
- James Seton Alexander Macdonald Lockhart1 b. 1976
- Andrew Peter Robert Macdonald Lockhart1 b. 1978
- Davinia Macdonald Lockhart+1 b. 1981, d. 4 Mar 2020
- [S37] BP2003 volume 1, page 1185. See link for full details for this source. Hereinafter cited as. [S37]
Norman Phillip Macdonald Lockhart1
He lived in 2003 at Plora, Waverley Road, Innerleithen, Midlothian, ScotlandG.1
- [S37] BP2003 volume 1, page 1185. See link for full details for this source. Hereinafter cited as. [S37]
Mairi Susan Macdonald Lockhart1
Mairi Susan Macdonald Lockhart usually went by her middle name of Susan.1 From 27 October 1962, her married name became Swan.1 From 1965, her married name became Finlay.1 From 1998, her married name became Swan.1 She lived in 2003 at The Old Smiddy, Dunsyre, Carnwath, Lanarkshire, Scotland.1
Children of Mairi Susan Macdonald Lockhart and Ian Hamilton Finlay
- Alexander Finlay1 b. 14 Mar 1966
- Aileen Finlay+1 b. 30 Oct 1967
- [S37] BP2003 volume 1, page 1185. See link for full details for this source. Hereinafter cited as. [S37]
Susan Elizabeth Normand1
From 26 September 1970, her married name became Macdonald Lockhart.
Children of Susan Elizabeth Normand and Angus Hew Macdonald Lockhart of the Lee
- Fiona Lockhart Wyly Lockhart1 b. 24 Mar 1972
- Ranald William Angus Lockhart of the Lee, younger4 b. 8 Aug 1975
- [S37] BP2003 volume 2, page 2377. 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.
- [S5368] Angus Lockhart, “re: Lockhart Family,” family provided evidence then verified by subsequent research and verification by BENR (101053), 15 May 2011. Hereinafter cited as “re: Lockhart Family.”
Fiona Lockhart Wyly Lockhart1
Her married name became Wyly.2 She lived in 2003 at 49 Hamilton Avenue, Craighall Park, Johannesburg, Transvaal, South AfricaG.1
- [S37] BP2003 volume 2, page 2377. See link for full details for this source. Hereinafter cited as. [S37]
- [S5368] Angus Lockhart, “re: Lockhart Family,” family provided evidence then verified by subsequent research and verification by BENR (101053), 15 May 2011. Hereinafter cited as “re: Lockhart Family.”
Sarah Elizabeth Williams1
From 1972, her married name became Ward.1
Children of Sarah Elizabeth Williams and Captain Patrick Erskine Ward
- James Julian Erskine Ward1 b. 1977
- Timothy John Ward1 b. 1979
- [S8] BP1999 volume 1, page 179. See link for full details for this source. Hereinafter cited as. [S8]