Joan de Courtney, m. John de Cheverston

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• Name	Joan de Courtney
  Suffix	m. John de Cheverston
  Gender	Female
  Person ID	I13480	St. John Origin and Ancestry DNA Database
  Last Modified	13 Dec 2023

  
  

  Father	Hugh de Courtney, Earl of Devon; m. Agnes St. John,   b. 14 Sep 1273, Okehampton, Devonshire, England, UK d. 23 Dec 1340, Exeter, Devonshire, England, UK (Age 67 years)
  Relationship	Birth
  Mother	Agnes St. John, wife of Hugh de Courtney?,   b. Apr 1275, Oakhampton, Devon, England, UK d. 11 Jun 1340, Tiverton, Devonshire, England (Age 65 years)
  Relationship	Birth
  Marriage	1292
  Age at Marriage	He : ~ 18 years and 3 months - She : ~ 16 years and 8 months.
  Family ID	F399258	Group Sheet  |  Family Chart

  
  

  Family	John de Cheverston, Seneschal of Gascony
  Family ID	F5741	Group Sheet  |  Family Chart
  Last Modified	13 Dec 2023

  
  

• Pedigree

  ← Click to display 1Joan de Courtney, m. John de Cheverston 2Hugh de Courtney, Earl of Devon; m. Agnes St. John(1273 – 1340) 4Hugh de Courtney, m. Eleanor Despenser(1250 – 1291) 8John de Courtney, of Oakhampton( – 1274) 9Isabel de Vere 5Eleanor Despenser, de Courtney(1251 – 1328) 10Hugh Despenser, "the elder", 1st Baron le Despencer, Justicar of England(1223 – 1265) 11Aline Basset(1223 – Yes, date unknown) 3Agnes St. John, wife of Hugh de Courtney?(1275 – 1340) 6Sir John II St. John, knight, m. Petronilla de Clare, of Instow(1222-1228 – 1303) 12John I St. John, Knight, of Stanton St. John(1196 – 1230) 13Emma Harcourt(1195 – 1265) 7Petronilla de Clare, St. John, of Instow, Devon, England (alleged wife)(1229 – 1320) 14Gilbert de Clare, Earl of Hertford & Gloucester; Surety of the Magna Carta(1182 – 1230) 15Isabel Marshall, de Clare, Countess of Cornwall(1200 – 1240)

  
  

• Heraldry

  Media (Log in)

  
  

• Reference

  Suzanne St. John. "Joan de Courtney, m. John de Cheverston". The St. John Genealogy Project. https://www.stjohngenealogy.com/getperson.php?personID=I13480&tree=OSA0001 (accessed May 9, 2025).