Family: William de Ferrers, 3rd Earl of Derby / Sybil de Braose, Countess of Derby (F14713)
m. Abt 1165
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Male
William de Ferrers, 3rd Earl of Derby
Birth 1136 Tutbury, Staffordshire, England 
Death 31 Dec 1189 Jerusalem Cemetery, Jerusalem, Clark, Ohio, United States Burial 21 Oct 1190 Acre, Northern, Israel Marriage Abt 1165 Tutbury, Staffordshire, England Other Spouse Godehaut de TOËNI | F14712 Marriage 1162 Sussex, England Father Sir Robert de Ferrers, 2nd Earl of Derby | F14716 Group Sheet Mother Countess Of Derby Margaret Peverel | F14716 Group Sheet
Female
Sybil de Braose, Countess of Derby
Birth Abt 1149 Bramber Castle, Sussex, England Death 5 Feb 1227 Derby, Derbyshire, England Burial Feb 1227 Father William II de Braose, 3rd Lord of Bramber | F14722 Group Sheet Mother Bertha De Pitres, of Hereford | F14722 Group Sheet
Female
Isabel Millicent De Ferrers
Birth 21 Feb 1166 Oakham, Rutland, England, United Kingdom Christening Feb 1166 Tutbury, Staffordshire, England Death 29 Apr 1252 Wigmore, Herefordshire, England Burial May 1252 Lechlade Manor, Gloucestershire, England, United Kingdom
Male
William II de Ferrers, 4th Earl of Derby
Birth 1168 Derbyshire, England Death 22 Sep 1247 Evington, Leicestershire, England Burial Aft 22 Sep 1247 Chartley Castle, Staffordshire, England, United Kingdom Spouse Agnes de Meschines | F15337 Marriage 2 Nov 1192 Cheshire, England
Female
Elizabeth de Ferrers
Birth Abt 1168 Tutbury, Staffordshire, England Baptism 19 Apr 1958 Death DECEASED Burial
Female
Agatha de Ferrers
Birth Abt 1169 Tutbury, Staffordshire, England Death 4 Sep 1201 Caernarfonshire, Wales, United Kingdom Burial Oct 1216 Spouse John I, King of England | F14710 Marriage 1183 NOT married
Female
Millisent de Ferrers
Birth Abt 1170 Northampton, Northamptonshire, England Death Abt 1190 Herefordshire, England Burial
Male
Henry de Ferrers
Birth Abt 1174 Derby, Derbyshire, England Death 1196 Derby, Derbyshire, England Burial
Male
Henry De Ferrers
Birth Abt 1176 Derby, Derbyshire, England Death 22 Sep 1247 Derby, Derbyshire, England Burial
Male
Hugh de Ferrers
Birth Abt 1178 Oakham, Rutland, England, United Kingdom Death Aug 1204 Lechlade, Gloucestershire, England, United Kingdom Burial
Female
Eleanor de Ferrers
Birth Abt 1178 Derby, Derbyshire, England Death Abt 1274 Derby, Derbyshire, England Burial
Female
Ermintrude De Ferriers
Birth 1182 Derby, Derbyshire, England, United Kingdom Death DECEASED Burial
Female
Petronille de Ferreres
Birth Abt 1190 England, United Kingdom Death Aft 12 May 1237 Burial Spouse Hervey de Stafford Bagot, II | F15657 Marriage 29 Sep 1212