| Joan, of Essex |
| Joan, of Essex | |
| D: | 4 Apr 1303 |
| Theobald Le Botiller Walter, II | |
| D: | 26 Sep 1285 |
| Arklow, Wicklow, Leinster, Ireland | |
| Maud, of Essex |
| Maud, of Essex | |
| D: | 16 Apr 1301 |
| Earl of Warwick William Beauchamp | |
| D: | 5 Jun 1298 |
| Elmley, Kent, England, United Kingdom | |
| Avelina Fitzjohn, of Essex |
| Avelina Fitzjohn, of Essex | |
| B: | 1248 |
| Shere, Surrey, England, United Kingdom | |
| D: | Yes, date unknown |
| Earl of Ulster Walter |
| Earl of Ulster Walter | |
| B: | 1230 |
| M: | 1255 |
| D: | 28 Jul 1271 |
| Sir John Fitzgeoffrey, of Essex | |
| D: | 23 Nov 1258 |
| Shere, Farnbridge, Surrey, England, United Kingdom | |
| Aveline De Clare |
| Aveline De Clare | |
| D: | 4 Jun 1225 |
| Earl of Essex Geoffrey Fitzpiers | |
| M: | 29 May 1205 |
| D: | 14 Oct 1213 |
| Earl of Gloucester Richard De Clare |
| Earl of Gloucester Richard De Clare | |
| B: | 4 Aug 1222 |
| D: | 15 Jul 1262 |
| Ashenfield Manor, Waltham, Canterbury, Kent, England, United Kingdom | |
| Maude De Lacy |
| Maude De Lacy | |
| M: | 25 Jan 1237 |
| D: | 1289 |
| Isabel De Clare |
| Isabel De Clare | |
| B: | 8 Nov 1226 |
| D: | 1254 |
| Earl of Carrick Robert Bruce |
| Earl of Carrick Robert Bruce | |
| B: | 1210 |
| Annandale, Annan, Dumfries, Scotland, United Kingdom | |
| M: | 12 May 1240 |
| D: | 31 May 1295 |
| PrioryLochmaben, Dumfriesshire, Scotland, United Kingdom | |
| Earl of Gloucester Gilbert De Clare |
| Earl of Gloucester Gilbert De Clare | |
| B: | 1180 |
| D: | 25 Oct 1230 |
| Penrose, Brittany, France | |
| Lady Isabella Marshal |
| Lady Isabella Marshal | |
| B: | 9 Oct 1200 |
| Pembroke Castle, Wales, United Kingdom | |
| M: | 9 Oct 1217 |
| Tewkesbury Abbey, Tewkesbury, Gloucestershire, England, United Kingdom | |
| D: | 17 Jan 1240 |
| Berkhamsted Castle, Berkhamsted, Hertfordshire, England, United Kingdom | |
| Earl of Hertford Richard De Clare |
| Earl of Hertford Richard De Clare | |
| B: | 1153 |
| D: | 1217 |
| Countess of Gloucester Amicia | |
| D: | 1225 |
|
| Earl of Hertford Roger De Clare |
| Earl of Hertford Roger De Clare | |
| B: | 1115 |
| D: | 1173 |
| Maud Harcourt |
| Maud Harcourt | |
| B: | 1195 |
| D: | Yes, date unknown |