Agnes de St John, Countess of Devon

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Countess of Devon Agnes de St. John

Birthplace: Old Basing, Hampshire, England
Death: June 11, 1340 (65)
Cowick, Exeter, Devonshire, England
Place of Burial: Exeter, Devonshire, England
Immediate Family:

Daughter of John de St. John, I, Lord of Basing and Alice FitzPiers, Lady of Bassing
Wife of Sir Hugh de Courtenay, Earl of Devon
Mother of John Tavistock de Courtenay, [Baron]; Sir Hugh Courtenay, 2nd Earl of Devon; Eleanor de Courtenay; Robert de Courtenay, of Moreton; Joan de Courtenay and 4 others
Sister of Amadeus St. John; Edward de Saint John, Sr. and Baron John de St. John, 1st Lord of Basing

Occupation: Countess of Devon
Managed by: Private User
Last Updated:

About Agnes de St John, Countess of Devon

Agnes St. John (F)

d. 11 June 1345, #917

Appears on charts:

    Pedigree for Raymond John Newcombe to the time of his 20th great-grandfather King Edward I of England
    Pedigree for Susan Drake
    Compressed Pedigree for Raymond John Newcombe to his 79th great-grandparents Adam and Eve
    Agnes St. John was the daughter of John St. John Governor of Aquitaine and Alice Fitzpiers. Agnes St. John married Hugh Courtenay Earl of Devon, son of Hugh Courtenay and Eleanor Despenser, circa 1292. Agnes St. John died on 11 June 1345.
    Children of Agnes St. John and Hugh Courtenay Earl of Devon:
   Margaret Courtenay   d. 2 Aug 1385
   Hugh Courtenay Earl of Devon+   b. 12 Jul 1303, d. 2 May 1377 

Agnes de St. John1

F, #9294, b. 1275, d. 11 June 1345

Last Edited=7 Apr 2008

    Agnes de St. John was born in 1275 at Basing, Hampshire, England.2 She was the daughter of John de St. John and Alice FitzPiers.1 She married Sir Hugh de Courtenay, 1st Earl of Devon, son of Sir Hugh de Courtenay and Eleanor le Despencer, in 1292.1 She died on 11 June 1345.1
    From 1292, her married name became de Courtenay. As a result of her marriage, Agnes de St. John was styled as Countess of Devon on 22 February 1334/35.

Children of Agnes de St. John and Sir Hugh de Courtenay, 1st Earl of Devon

Sir Hugh de Courtenay, 2nd Earl of Devon+ b. 12 Jul 1303, d. 2 May 13771

Elizabeth Courtney+ b. 1333, d. 7 Aug 13952


[S37] Charles Mosley, editor, Burke's Peerage, Baronetage & Knightage, 107th edition, 3 volumes (Wilmington, Delaware, U.S.A.: Burke's Peerage (Genealogical Books) Ltd, 2003), volume 1, page 1122. Hereinafter cited as Burke's Peerage and Baronetage, 107th edition.

[S1916] Tim Boyle, "re: Boyle Family," e-mail message from <e-mail address> (unknown address) to Darryl Roger Lundy, 16 September 2006. Hereinafter cited as "re: Boyle Family".

Name: Agnes de St. John

Given Name: Agnes

Surname: de St. John

Sex: F

_UID: A9122AFA5118D811BE490080C8C142CC4F9B

Change Date: 6 Nov 2004

Birth: ABT 1279

Death: 11 JUN 1345

Father: John de St. John b: 1225

Mother: Alice FitzPiers b: ABT 1255

Marriage 1 Hugh de Courtenay b: 14 SEP 1275 in Okehampton, Devonshire, England


Hugh de Courtenay b: 12 JUL 1303
Thomas de Courtenay b: ABT 1318

view all 39

Agnes de St John, Countess of Devon's Timeline

Old Basing, Hampshire, England
Age 18
Basing, Hampshire, , England
Age 24
July 12, 1303
Age 28
Okehampton, Devon, England
Age 30
Of, Wotton, Devonshire, England
Age 34
Okehampton, Devonshire, England
Age 36
London, Greater London, England, United Kingdom
Age 38
Okehampton, Devonshire, England
Age 38
Of, Okehampton, Devonshire, England