William De Ferrers, III
1193 - 1254 (61 years)-
Name William De Ferrers Suffix III Birth 1193 Chartley Castle, Staffordshire, England 
Gender Male Title of Nobility From 1247 to 1254 Earl of Derby _FSFTID LB14-S1J _UID 55E82E2A5ACBE84FB927625699516ACDAA21 Death 28 Mar 1254 Evington, Leicestershire, England Burial Aft 28 Mar 1254 Merevale, Warwickshire, England, United Kingdom Person ID I34146 Ken Tree Last Modified 3 Nov 2019
Father William II de Ferrers, 4th Earl of Derby, b. 1168, Derbyshire, England d. 22 Sep 1247, Evington, Leicestershire, England (Age 79 years) Mother Agnes de Meschines, b. 1174, Monmouth, Wales, United Kingdom d. 2 Nov 1247, Derby, Derbyshire, England (Age 73 years) Marriage 2 Nov 1192 Cheshire, England _UID 1FBB27F56D1B3447BE6BFA4E72D6D4F97F6E Family ID F15337 Group Sheet | Family Chart
Family Sibyl Marshall, b. 1 Aug 1201, Pembroke Castle, Pembrokeshire, Wales, United Kingdom d. 27 Apr 1245, Pembroke, Pembrokeshire, Wales, United Kingdom (Age 43 years) Marriage Bef 14 May 1219 Pembroke, Pembrokeshire, Wales _UID CEC2613892C1894A92BF9E8168F134E5313D Children 1. Agnes de Ferrers, b. 1222, Tutbury, Staffordshire, England d. 11 May 1290, Scarborough, Yorkshire, England (Age 68 years)2. Isabella de Ferrers, b. 1226, Derby, Derbyshire, England d. Bef 26 Nov 1260, Torquay, Torbay, Devon, England, United Kingdom (Age < 34 years)3. Maud De Ferrers, b. Abt 1228, Derbyshire, England, United Kingdom d. 12 Mar 1299, Chewton, Somerset, England (Age 71 years)4. Lady Sibyl de Ferrers, b. 1230, Derbyshire, England, United Kingdom d. 5 Oct 1273, England (Age 43 years)5. Joan de Ferrers, the Elder, b. 1233, Derbyshire, England d. Oct 1267, Addington, Kent, England, United Kingdom (Age 34 years)6. Agatha de Ferrers, b. 1234, Derbyshire, England d. 22 May 1306, England (Age 72 years)7. Eleanor de Ferrers, b. 1236, Derby, Derbyshire, England d. 2 Nov 1274, Elham, Kent, England (Age 38 years)Family ID F15336 Group Sheet | Family Chart Last Modified 1 Apr 2026