Archibald John Seymour1
Archibald John Seymour usually went by his middle name of John.1 He was educated at Eton College, Windsor, Berkshire, EnglandG.1 He gained the rank of officer in 1957 in the 10th Hussars.1 He lived in 2003 at Longfields Ledburn, Bedfordshire, EnglandG.1
Children of Archibald John Seymour and Lavinia Mary Louise York
- Charlotte Louise Seymour1 b. 14 Apr 1963
- Susanna Clare Seymour+1 b. 24 Sep 1966
- Melinda Nell Seymour+1 b. 1969
- [S37] BP2003 volume 2, page 1888. See link for full details for this source. Hereinafter cited as. [S37]
Lavinia Mary Louise York1
Lavinia Mary Louise York usually went by her middle name of Louise.1 Her married name became Seymour.
Children of Lavinia Mary Louise York and Archibald John Seymour
- Charlotte Louise Seymour1 b. 14 Apr 1963
- Susanna Clare Seymour+1 b. 24 Sep 1966
- Melinda Nell Seymour+1 b. 1969
- [S37] BP2003 volume 2, page 1888. 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.
Mary Susanna York1
- [S1122] Peerage News, online http://peeragenews.blogspot.co.nz/. Hereinafter cited as Peerage News.
Julian Roger Seymour1
He was educated at Eton College, Windsor, Berkshire, EnglandG.1 He was appointed Commander, Order of the British Empire (C.B.E.) in 2001.1 He lived in 2003 at 37 Surrey Lane, London, EnglandG.1
Children of Julian Roger Seymour and Diana Elizabeth Griffith
- Rose Elizabeth Seymour1 b. 1987
- Archie Christopher Seymour1 b. 1989
- [S37] BP2003 volume 2, page 1888. See link for full details for this source. Hereinafter cited as. [S37]
Major Christopher George Seymour1 
He was educated at Radley College, Abingdon, Oxfordshire, EnglandG.1 He gained the rank of officer in the 23rd Hussars.1 He fought in the Second World War, where he was mentioned in despatches and was wounded.1 He gained the rank of Major in the 10th Hussars.1
Children of Major Christopher George Seymour and Honor Catherine Leatham
- Christopher Mark Seymour+1 b. 10 Sep 1942
- Penelope Jane Seymour+1 b. 17 Apr 1944
- [S37] BP2003 volume 2, page 1888. See link for full details for this source. Hereinafter cited as. [S37]
- [S266] World War II Unit Histories – Officers, online http://www.unithistories.com/units_index/default.asp?file=../officers/personsx. Hereinafter cited as World War II Unit Histories – Officers.
Honor Catherine Leatham1
Her married name became Seymour.
Children of Honor Catherine Leatham and Major Christopher George Seymour
- Christopher Mark Seymour+1 b. 10 Sep 1942
- Penelope Jane Seymour+1 b. 17 Apr 1944
- [S37] BP2003 volume 2, page 1888. See link for full details for this source. Hereinafter cited as. [S37]
Captain Cecil Maxwell Leatham1
He lived at Redbourn House, Wentworth, Yorkshire, EnglandG.1
Children of Captain Cecil Maxwell Leatham
- [S37] BP2003 volume 2, page 1888. See link for full details for this source. Hereinafter cited as. [S37]
Christopher Mark Seymour1
Christopher Mark Seymour usually went by his middle name of Mark.1 He was educated at Eton College, Windsor, Berkshire, EnglandG.1 He was educated at Royal Naval College, Dartmouth, Devon, EnglandG.1 He gained the rank of Lieutenant in the Royal Navy.1
Children of Christopher Mark Seymour and Carol Daphne Pitman
- Katharine Louise Seymour1 b. 21 Jun 1970
- Thomas Mark Middleton Seymour1 b. 19 May 1972
- Peter Christopher James Seymour1 b. 2 Jan 1977
- [S37] BP2003 volume 2, page 1888. See link for full details for this source. Hereinafter cited as. [S37]
Penelope Jane Seymour1
From 28 September 1966, her married name became Reynolds.1 From 1979, her married name became Kennedy.1
Child of Penelope Jane Seymour and Robert Alexander Neon Reynolds
- Alexander Seymour Reynolds1 b. 1969
Children of Penelope Jane Seymour and Neil James Kennedy
- Patrick Kennedy1 b. 1978
- Lisa Kennedy1 b. 1979
- [S37] BP2003 volume 2, page 1888. See link for full details for this source. Hereinafter cited as. [S37]
Winifred Akroyd1 
From 7 January 1909, her married name became Boyd-Rochfort.1,2 Her married name became Seymour.
Child of Winifred Akroyd and Lt.-Col. Harold Boyd-Rochfort
- Diana Nancy Boyd-Rochfort2 b. 13 Mar 1910
Child of Winifred Akroyd and Lt.-Col. Sir Reginald Henry Seymour
- Major George Raymond Seymour+2 b. 5 May 1923, d. 6 Oct 2010