She was born estimated around 1233 in Derby, Derbyshire, England (alt date 1232)( (Parents: William Ferrers, III, 5th Earl of Derby, Sibyl Marshal, Countess of Derby).
(Marriage) estimated around 1251 in Watton Stone, Hertfordshire, England.
(Marriage) between estimated around 1250 and estimated around 1251.
She died estimated around October 1267 in Addington, Surrey, England. She was about 33-34 years old.
She is buried in St Mary The Blessed Virgin Churchyard, Addington, London Borough of Croydon, Greater London, England.
When copying data from this family tree, please include a reference to the origin: Dr Wilton McDonald- black Hebrew, "McDonald and Potts family tree- black Jewish YAHYA family line 2", database, Genealogy Online (https://www.genealogieonline.nl/mcdonald-and-potts-family-tree/I631579.php : accessed June 21, 2024), "Joan "the elder" (Joan "the elder") de Ferrers (1233-1267)".
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