Margaret Deincourt 
Margaret was born about 1275 in Blankney, Lincolnshire, England. Margaret's father was Edmund 1st Baron Deincourt , 8th Lord D'Eyncourt and her mother was Isabel de Mohun. Her paternal grandparents were John II Deincourt , 7th Lord D'Eyncourt and Agnes de Neville; her maternal grandparents were Reynold II de Mohun , Lord of Dunster, Sir and Isabel de Ferrers. She had a brother and a sister, named John and Isabel (Maude). She was the youngest of the three children. She died before October 18th, 1333.General Notes
Margaret, daughter of 1st Lord (Baron) Deincourt. [Burke's Peerage]
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He [Robert de Willoughby] married, in or before 1303, Margaret, daughter of Edmund (DEINCOURT), 1st LORD DEINCOURT, by Isabel, daughter of Sir Reynold DE MOHUN, of Dunster, Somerset. He died shortly before 25 March 1317. She died shortly before 18 October 1333. [Complete Peerage XII/2:657-8, (transcribed by Dave Utzinger)]
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Ancestor Pedigree Chart
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- b.~ 1196 in Blankney, Lincolnshire, England d.<19 Sep 1246
- b.~ 1226 in Blankney, Lincolnshire, England d.<14 Oct 1257
- b.~ 1198 in Brattleby, Lincolnshire, England
- b.~ 1248 in Blankney, Lincolnshire, England d.6 JAN 1326/27
- b.~ 1190 in Raby Castle, Durham, England d.<29 Sep 1242
- b.~ 1221 in Raby Castle, Durham, England d.<20 Jul 1293
- b.~ 1187 in England
- b.~ 1275 in Blankney, Lincolnshire, England d.<18 Oct 1333
- b.< 1183 in Dunster, Williton, Somerset, England d.1213
- b.~ 1206 in Dunster, Williton, Somerset, England d.20 JAN 1257/58 in Torre Mohun, Devonshire, England
- b.~ 1187 in Torre, Devonshire, England d.> 1233
- b.~ 1248 in Dunster, Williton, Somerset, England d.<26 Nov 1280
- b.1172 in Ferrers, Derbyshire, England d.22 Sep 1247
- b.~ 1193 in Derby, Derbyshire, England d.<28 Mar 1254 in Evington, Leicestershire, England
- b.~ 1174 in Chester, Cheshire, England d.02 Nov 1247
- b.~ 1220 in Derby, Derbyshire, England d.<26 Nov 1260 in Torre Mohun, Devonshire, England
- b.~ 1106 in Pembroke, Pembrokeshire, Wales d.1165
- b.1146 in Pembroke, Pembrokeshire, Wales d.14 May 1219 in Caversham Manor, England
- b.~ 1127 in Salisbury, Wiltshire, England d.03 Jun
- b.~ 1191 in Pembroke, Pembrokeshire, Wales d.< 1238
- b.~ 1130 in Tunbridge, Kent, England d.20 Apr 1176 in Dublin, Leinster, Ireland
- b.~ 1172 in Pembroke, Pembrokeshire, Wales d.1220 in Pembroke, Pembrokeshire, Wales
- b.~ 1141 in Ireland d.> 1186 in Waterford, Ireland
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‌Margaret and Robert 1st Baron de were married in a religious ceremony before 1303. They had a son named John 2nd Baron de.
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Children
John 2nd Baron de Willoughby , of Eresby, Sir
John 2nd Baron de was born in Willoughby Manor, Eresby, Lincolnshire, England. He died on June 13th, 1349 in Spilsby, Lincolnshire, England.
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