KLDeWitt Genealogy Research Project
Our Family's Journey Through Time from Europe and Canada to the US
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 | Isabel de Chilham, Lady de Berkeley (1225-1276)
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 | William de Ferrers, III 5th Earl of Derby (1193-1254) |
| Margaret de Quincy, Lady Countess of Derby (1218-1280)
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| Robert de Ferrers, 6th Earl of Derby (1239-1279) |
| William de Ferrers of Groby (1240-1287) |
| Thomas de Berkeley, 1st Baron Berkeley (1245-1321)
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| Joan de Ferrers ( -1309)
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| John de Berkeley ( -1317) |
| Maurice de Berkeley, 2nd Baron Berkeley (1271-1326)  |
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