Hon. Sonia Gina Ogilvie Birdwood1 
From 21 July 1956, her married name became Archer.1 She lived in 2003 at Renson Mill, Ashwater, Devon, EnglandG.1
Children of Hon. Sonia Gina Ogilvie Birdwood and Geoffrey Thynne Valentine Archer
- Sarah-Jane Birdwood Archer1 b. 11 Aug 1957
- David Birdwood Archer+1 b. 18 Jun 1959
- [S37] BP2003 volume 1, page 380. See link for full details for this source. Hereinafter cited as. [S37]
- [S1122] Peerage News, online http://peeragenews.blogspot.co.nz/. Hereinafter cited as Peerage News.
Geoffrey Thynne Valentine Archer1 
Children of Geoffrey Thynne Valentine Archer and Hon. Sonia Gina Ogilvie Birdwood
- Sarah-Jane Birdwood Archer1 b. 11 Aug 1957
- David Birdwood Archer+1 b. 18 Jun 1959
Major Gerald Valentine Archer1
Child of Major Gerald Valentine Archer
- Geoffrey Thynne Valentine Archer+1 b. c 1919, d. 26 Apr 2014
- [S37] BP2003 volume 1, page 380. See link for full details for this source. Hereinafter cited as. [S37]
David Birdwood Archer1
Children of David Birdwood Archer and Gwenyth Daphne Highley
- Thomas Benjamin Highley Archer1 b. 1988
- James Geoffrey Birdwood Archer1 b. 1990
- Isabel Gwenyth Archer1 b. 1992
- [S37] BP2003 volume 1, page 380. See link for full details for this source. Hereinafter cited as. [S37]
Gwenyth Daphne Highley1
From 1984, her married name became Archer.1
Children of Gwenyth Daphne Highley and David Birdwood Archer
- Thomas Benjamin Highley Archer1 b. 1988
- James Geoffrey Birdwood Archer1 b. 1990
- Isabel Gwenyth Archer1 b. 1992
- [S37] BP2003 volume 1, page 380. See link for full details for this source. Hereinafter cited as. [S37]
Ian Highley1
Child of Ian Highley
- [S37] BP2003 volume 1, page 380. See link for full details for this source. Hereinafter cited as. [S37]
Thomas Benjamin Highley Archer1
- [S37] BP2003 volume 1, page 380. See link for full details for this source. Hereinafter cited as. [S37]
James Geoffrey Birdwood Archer1
- [S37] BP2003 volume 1, page 380. See link for full details for this source. Hereinafter cited as. [S37]
Isabel Gwenyth Archer1
- [S37] BP2003 volume 1, page 380. See link for full details for this source. Hereinafter cited as. [S37]
Sarah-Jane Birdwood Archer1
From 1997, her married name became Muñoz y Gomez.1
- [S37] BP2003 volume 1, page 380. See link for full details for this source. Hereinafter cited as. [S37]
