Marion Hester Cameron1 
From 6 April 1938, her married name became Orr Ewing.
Children of Marion Hester Cameron and Sir Ronald Archibald Orr Ewing of Ballikinrain, 5th Bt.
- Sir Archibald Donald Orr Ewing of Ballikinrain, 6th Bt.+2 b. 20 Dec 1938
- Janet Elisabeth Orr Ewing+2 b. 9 Nov 1940
- Fiona Marion Orr Ewing+2 b. 3 Mar 1946
- Ronald James Orr Ewing2 b. 9 Jan 1948, d. 18 Aug 2018
Sir Ronald Archibald Orr Ewing of Ballikinrain, 5th Bt.1 
He was educated at Eton College, Windsor, Berkshire, EnglandG.1 He was educated at Royal Military College, Sandhurst, Berkshire, EnglandG.1 He gained the rank of Major between 1932 and 1953 in the Scots Guards.1 He fought in the Second World War, where he became a POW in 1942.1 He was admitted to the Royal Company of Archers.1 He held the office of Justice of the Peace (J.P.) for Perthshire in 1957.1 He succeeded as the 5th Baronet Orr Ewing, of Ballikinrain, co. Stirling [U.K., 1886] on 26 March 1960.1 He held the office of Deputy Lieutenant (D.L.) of Perthshire in 1963.1
Children of Sir Ronald Archibald Orr Ewing of Ballikinrain, 5th Bt. and Marion Hester Cameron
- Sir Archibald Donald Orr Ewing of Ballikinrain, 6th Bt.+2 b. 20 Dec 1938
- Janet Elisabeth Orr Ewing+2 b. 9 Nov 1940
- Fiona Marion Orr Ewing+2 b. 3 Mar 1946
- Ronald James Orr Ewing2 b. 9 Jan 1948, d. 18 Aug 2018
Sir Archibald Donald Orr Ewing of Ballikinrain, 6th Bt.1
He was educated at Gordonstoun School, Elgin, Morayshire, ScotlandG.2 He graduated from Trinity College, Dublin University, Dublin, County Dublin, IrelandG, with a Bachelor of Arts (B.A.)2 He was admitted to the Royal Company of Archers.2 He succeeded as the 6th Baronet Orr Ewing, of Ballikinrain, co. Stirling [U.K., 1886] on 14 September 2002.1 He lived in 2003 at Port of Menteith, Kippen, Stirlingshire, ScotlandG.2 He lived in 2003 at 13 Warriston Crescent, Edinburgh, Midlothian, ScotlandG.2
Child of Sir Archibald Donald Orr Ewing of Ballikinrain, 6th Bt. and Nicola Jean-Anne Black
Katherine Louise Sikorski1
- [S8] BP1999 2volume 1, page 174. See link for full details for this source. Hereinafter cited as. [S8]
Nicola Jean-Anne Black1
From 1972, her married name became Orr Ewing.1
Child of Nicola Jean-Anne Black and Sir Archibald Donald Orr Ewing of Ballikinrain, 6th Bt.
Ronald James Orr Ewing1 
Ronald James Orr Ewing usually went by his middle name of James.1 He was educated at Gordonstoun School, Elgin, Morayshire, ScotlandG.1 He was educated at Dundee University, Dundee, Angus, ScotlandG.1 He graduated from St. Andrew’s University, St. Andrews, Fife, ScotlandG, in 1969 with a Bachelor of Laws (LL.B.)1
Janet Elisabeth Orr Ewing1
From 28 March 1969, her married name became Wallace. She lived in 2003 at The Furnace, Ashburnham, Sussex, EnglandG.1
Children of Janet Elisabeth Orr Ewing and John Malcolm Wallace
- Jemma Louise Wallace2 b. 19 Oct 1971
- Jasper Simon Wallace2 b. 28 Dec 1973
- Jocelyn James Wallace2 b. 1977
Katherine Amelia Balfour1 
From 1940, her married name became Palmer.1
- [S8] BP1999 2volume 1, page 174. See link for full details for this source. Hereinafter cited as. [S8]
Fiona Marion Orr Ewing1
She was educated at St. Mary’s School, Wantage, Berkshire, EnglandG.1 From 18 May 1968, her married name became Drewe. She lived in 2003 at Parsonage Farm House, Ticehurst, Sussex, EnglandG.1
Children of Fiona Marion Orr Ewing and Adrian Peter Drewe
- Jonathan James Drewe2 b. 25 Jun 1971
- Nicholas Robert Patrick Drewe2 b. 1982
- Anthony Adrian Drewe2 b. 1985
Valentine Palmer1 
- [S8] BP1999 2volume 1, page 174. See link for full details for this source. Hereinafter cited as. [S8]