World of HYDE
Discovering our Ancestors and their descendants to all parts of the world. Last updated 15th March 2026.
Family: Richard De Clare, 3rd Earl Of Hertford / Amice Fitzwilliam, 4th Countess Of Gloucester (F15768)
m. 1177
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Male
Richard De Clare, 3rd Earl Of Hertford
Birth 1153 Tonbridge Castle, Tonbridge, Kent, England 
Death 1217 Field Dalling, Norfolk, England Burial Aft Nov 1217 Tonbridge, Kent, England Marriage 1177 Hertford, Hertfordshire, England Father Roger De Clare, 2nd Earl Of Hertford 5th Lord Of Clare 5th Lord Of Tonbridge 5th Lord Of Cardigan | F32786 Group Sheet Mother Maud De St. Hilary | F32786 Group Sheet
Female
Amice Fitzwilliam, 4th Countess Of Gloucester
Birth Feb 1160 Tewkesbury, Gloucestershire, England Death 1 Jan 1225 Tewkesbury, Gloucestershire, England Burial Tewkesbury, Gloucestershire, England, United Kingdom Father 2nd Earl of Gloucester (Predecessor: Sir Robert de Caen; Successor: John de Mortain) William Fitzrobert | F81307 Group Sheet Mother Hawise Mabel De Beaumont | F81307 Group Sheet
Female
Lady Mathilda De Clare
Birth 1181 Clare, Suffolk, England Christening 1181 Lincoln, Lincolnshire, England Death Aft 10 Jul 1220 England Burial Aft 11 Jul 1220 Stanlow, Cheshire, England Spouse Lord William De Braose | F15347 Marriage 25 Jan 1197 Lincolnshire, England
Female
Isabel De Clare
Birth Abt 1178 Lincoln, Lincolnshire, England Death 1213 Lincoln, Lincolnshire, England Burial Spouse Geoffrey De Saye, Magna Carta Surety | F32859 Marriage
Male
Gilbert De Clare, 5th Earl Of Gloucester
Birth 1180 Hertford, Hertfordshire, England Death 25 Oct 1230 Penros, Brittany, France Burial 10 Nov 1230 Tonbridge Priory, Tonbridge, Kent, England Spouse Isabel Marshal, Countess Of Hertford | F15331 Marriage 9 Oct 1223
Female
Matilda De Clare
Birth 1181 Clare, Suffolk, Anglo-Saxon Britain Death Aft 10 Jul 1220 Anglo-Saxon Britain Burial Aft 11 Jul 1220 Stanlow Abbey, Stanlow, Cheshire, Anglo-Saxon Britain