Maud de Brienne1
She was the Abbess at Maubisson Abbey, Pontoise, FranceG.1
- [S8] BP1999 volume 1, page 227. See link for full details for this source. Hereinafter cited as. [S8]
Jean I de Brienne, Comte d’Eu1 
He gained the title of Comte d’Eu.1
Children of Jean I de Brienne, Comte d’Eu and Béatrice de Châtillon
Richard Jan Mostyn1 
He lived in 2003 at Old Manor Farm, Broughton, Aylesbury, Buckinghamshire, England.2
Children of Richard Jan Mostyn and Annette Christian Garrick
- Suki Hermione Mostyn1 b. 22 Apr 1968
- Melissa Bernadette Mostyn1 b. 18 Aug 1970
- Chloe Mary Mostyn1 b. 1975
Simon Edward Basil Mostyn1
He lived in 2003 at King’s Court, Talley, Dyfed, Wales.1
Children of Simon Edward Basil Mostyn and Alison Mary Bridget Thomas
- Polly Elizabeth Hermione Mostyn2 b. 1973
- Freddie Joseph George Mostyn2 b. 1980
- Megan Myfanwy Joan Elizabeth Mostyn2 b. 1983
- Harry Edward Llewelyn Mostyn2 b. 1987
- [S37] BP2003 volume 2, page 2795. See link for full details for this source. Hereinafter cited as. [S37]
- [S1090] Chloe Mostyn, “re: Hermione and Jan Mostyn,” e-mail message to British and European Nobility Register, 3 May 2004. Hereinafter cited as “re: Hermione and Jan Mostyn.”
- [S4567] Bill Norton, “re: Pitman Family,” family provided evidence then verified by subsequent research and verification by BENR (101053), 6 April 2010 and 19 April 2011. Hereinafter cited as “re: Pitman Family.”
Paul Mostyn1
He lived in 2003 at Mill Hook Farm, Granborough, Buckinghamshire, England.2
Children of Paul Mostyn and Elizabeth Catherine Bernadette Lunn
- Theresa Antoinette Mostyn1 b. 23 May 1973
- Olivia Mary Mostyn1 b. 1977
Suki Hermione Mostyn1
Melissa Bernadette Mostyn1
Chloe Mary Mostyn1
Freddie Joseph George Mostyn1,2
- [S1090] Chloe Mostyn, “re: Hermione and Jan Mostyn,” e-mail message to British and European Nobility Register, 3 May 2004. Hereinafter cited as “re: Hermione and Jan Mostyn.”
- [S4567] Bill Norton, “re: Pitman Family,” family provided evidence then verified by subsequent research and verification by BENR (101053), 6 April 2010 and 19 April 2011. Hereinafter cited as “re: Pitman Family.”