Margaret Elizabeth Bluebell Walker1 
From 29 July 1954, her married name became Mackie. From 10 December 1983, her married name became Williams-Ellis.1
Children of Margaret Elizabeth Bluebell Walker and John Kay Pringle Mackie
- James William Pringle Mackie+2 b. 28 Nov 1956
- Charlotte Rose Mackie2 b. 18 May 1959, d. 22 Jan 1994
- Sara Georgina Mackie+2 b. 10 Sep 1964
John Pringle Mackie1
Child of John Pringle Mackie
- John Kay Pringle Mackie+2 d. 25 Nov 1987
John Kay Pringle Mackie1 
Toye.1 Eldest.1 He lived Ringdufferin.1 He was Commander, Order of the British Empire (C.B.E.)1 He was Deputy Lieutenant (D.L.)1
Children of John Kay Pringle Mackie and Margaret Elizabeth Bluebell Walker
- James William Pringle Mackie+2 b. 28 Nov 1956
- Charlotte Rose Mackie2 b. 18 May 1959, d. 22 Jan 1994
- Sara Georgina Mackie+2 b. 10 Sep 1964
James William Pringle Mackie1
Children of James William Pringle Mackie and Andrea Jane Innes
- Alexandra Lynette Mackie2 b. 2 Feb 1988
- Nicolas John Giovani Mackie2 b. 16 Dec 1989
Andrea Jane Innes1
From 27 July 1983, her married name became Mackie.
Children of Andrea Jane Innes and James William Pringle Mackie
- Alexandra Lynette Mackie2 b. 2 Feb 1988
- Nicolas John Giovani Mackie2 b. 16 Dec 1989
Nicolas John Giovani Mackie1
Alexandra Lynette Mackie1
Charlotte Rose Mackie1 
Sara Georgina Mackie1
From 19 June 1996, her married name became Zarlas.
Children of Sara Georgina Mackie and Dimitri Zarlas
- Katerina Charlotte Zarlas2 b. 11 Apr 1996
- Christian Andreas John Zarlas2 b. 10 Jun 1998
- Hector Dimitri Zarlas2 b. 26 Apr 2000