Marmaduke Brian Sunderland1 
- [S37] BP2003 volume 3, page 3571. See link for full details for this source. Hereinafter cited as. [S37]
Violet Adela Seton1
From 1921, her married name became Neilson. She was Commandant of Conington Castle EMS between 1941 and 1945.1
Children of Violet Adela Seton and Charles Henry Seton
- Joyce Phoebe Seton2 b. 3 Aug 1906, d. 22 Dec 1934
- Sir Christopher Bruce Seton of Abercorn, 12th Bt.+2 b. 3 Oct 1909, d. 1988
- Violet Beechie Seton+2 b. 16 Jan 1917, d. 14 Jun 1995
Children of Violet Adela Seton and William Neilson
- Colonel William Gordon Neilson+2 b. 26 Nov 1922
- Jean Seton Neilson+2 b. 12 Jul 1925, d. 17 Apr 2013
Colonel William Gordon Neilson1
He gained the rank of Colonel in the Royal Signals.1 He was Defence and Military Attaché to King Faisal of Saudi Arabia in 1965.1
Child of Colonel William Gordon Neilson and Ann Belton
- Charles Andrew Seton Neilson+2 b. 12 Apr 1962
Colonel David Charles Belton1
Child of Colonel David Charles Belton
Ann Belton1
From 28 July 1961, her married name became Neilson.
Child of Ann Belton and Colonel William Gordon Neilson
- Charles Andrew Seton Neilson+2 b. 12 Apr 1962
Charles Andrew Seton Neilson1
Children of Charles Andrew Seton Neilson and Caroline Anne Murray
- Toby William Neilson2 b. 18 Jun 1990
- Harry George Neilson2 b. 29 Dec 1993
Caroline Anne Murray1
She lived at Canterbury, Kent, England.1 From 20 August 1988, her married name became Neilson.
Children of Caroline Anne Murray and Charles Andrew Seton Neilson
- Toby William Neilson2 b. 18 Jun 1990
- Harry George Neilson2 b. 29 Dec 1993
Toby William Neilson1
Harry George Neilson1
Jean Seton Neilson1 
From 21 December 1957, her married name became Eyre.
Children of Jean Seton Neilson and Major Charles James Eyre
- Caroline Elizabeth Margaret Eyre+2 b. 25 Sep 1958
- Jennifer Mary Seton Eyre+2 b. 20 Oct 1961
