Countess of Devon

Countess of Devon
File:Coronet of a British Earl.svg File:Arms of the House of Courtenay, earls of Devon (quarterly).svg Incumbent Allison Joy Courtenay since 18 August 2015 (2015-08-18)
Style	The Right Honourable
Member of	Peerage of England
Seat	Powderham Castle
Term length	As long as married to the Earl of Devon
Formation	1141 (first creation) 1553 (fifth and present creation)
First holder	Adelize de Baalun

Countess of Devon is a title that may be held by a woman in her own right or used by the wife of the Earl of Devon. Women who have held the title include:

Countesses in their own right

• Isabel de Forz, suo jure 8th Countess of Devon (1237–1293)

Countesses by marriage

• Adelize de Baalun (d. c. 1146)
• Amice de Clare (c. 1220–1284)
• Margaret de Bohun (1311–1391)
• Margaret Beaufort (c. 1409–1449)
• Catherine of York (1479–1527)
• Allison Joy Langer (born 1974)