| Hywel Felyn Ap Graffudd (maid. name 1) |
| Hywel Felyn Ap Graffudd (maid. name 1) | |
| B: | 1150 |
| Senghennydd Ctf, Glamorganshire, Wales | |
| D: | 1543 |
| Sara LeSore (maid. name 1) | |
| B: | 1240 |
| Wales | |
| D: | Wales |
| Mawd Ferch Gruffudd (maid. name 1) | |
| B: | 1150 |
| Llandilo, Carmarthenshire, Wales | |
| D: | 1651840, Glamorgan, Wales |
| William Maelog |
| William Maelog | |
| B: | 1170 |
| Monmouthshire, Wales | |
| Hywel ApMadog |
| Hywel ApMadog | |
| B: | 1150 |
| Cibwr, Glamorgan, Wales | |
| M: | 1179 |
| 1690468, Glamorgan, Wales | |
| D: | 1208 |
| 1651840, Glamorgan, Wales | |
| Mabel Gloucester FITZROBERT (maid. name 1) | |
| B: | 1128 |
| Gloucestershire, England | |
| D: | 23 Nov 1183 |
| Evreux, Eure, Normandy, France | |
| Gruffudd Ap Ifor Bach (maid. name 1) |
| Gruffudd Ap Ifor Bach (maid. name 1) | |
| B: | 1140 |
| Senghennvdd, Glamorganshire, Wales | |
| M: | 1158 |
| D: | 1211 |
| Austria, Hungary | |
| Robert Fitzwilliam (maid. name 1) |
| Robert Fitzwilliam (maid. name 1) | |
| B: | 1132 |
| Ashington, Somerset, England | |
| D: | 1158 |
| Robert Gloucester FITZROBERT (maid. name 1) | |
| B: | 1151 |
| Cardiff, Glamorgan, Wales | |
| D: | 1166 |
| Cardiff, Glamorgan, Wales | |
| Agnes DeSaintClare (maid. name 1) |
| Agnes DeSaintClare (maid. name 1) | |
| B: | 1054 |
| Barnstaple, Devon, England | |
| D: | 1080 |
| Bramber, Sussex, England | |
| Isabel de Clare (maid. name 1) | |
| B: | 1178 |
| Hereford, Herefordshire, England | |
| Gilbert III (Magna Charta Baron) De Clare (maid. name 1) | |
| B: | 1180 |
| Hertford, Herts, England | |
| D: | 25 Oct 1230 |
| Penros, Brittany, France | |
| Isabel countess Cor marshall |
| Isabel countess Cor marshall | |
| B: | 9 Oct 1200 |
| Pembroke, Pembrokeshire, Wales | |
| M: | 9 Oct 1217 |
| Penros, Brittany | |
| D: | 17 Jan 1239 |
| Birkhampstead, Hertfordshire, England | |
| Unknown |
| Hawise de Clare (maid. name 1) |
| Hawise de Clare (maid. name 1) | |
| B: | 1182 |
| Hertford, Hertfordshire, England | |
| D: | 1240 |
| West Greenwich, Kent, England | |
| Matilda Maud FitzRichard Clare (maid. name 1) | |
| B: | 1184 |
| Lincoln, Lincolnshire, England | |
| D: | 1213 |
| Lincoln, Lincolnshire, England | |
| Richard Roger de Clare (maid. name 1) |
| Richard Roger de Clare (maid. name 1) | |
| B: | 1186 |
| London, London, England | |
| D: | 4 Mar 1228 |
| London, London, England | |
| Amicie FitzWilliam de Mellent CAEN (maid. name 1) | |
| B: | 1160 |
| Tewkesbury, Gloucestershire, England | |
| D: | 1 Jan 1224 |
| Tewkesbury, Gloucestershire, England | |
| Richard III FitzRoger, (3rd Earl of Hertford)(4th Earl of Gloucester) De Clare | |
| B: | 1153 |
| Tunbridge Castle, Kent, England | |
| M: | 1180 |
| Err, Pyrenees-Orientales, Languedoc-Roussillon, France | |
| D: | 28 Nov 1217 |
| Tunbridge Castle, Kent, England | |
| Isabelle Hawisa Countess Gloucester FITZROBERT (maid. name 1) | |
| B: | 1173 |
| Tewkesbury, Gloucestershire, England | |
| D: | 14 Oct 1217 |
| Canterbury, Kent, England | |
| JOHN I (KING OF ENGLAND) Plantagenet |
| JOHN I (KING OF ENGLAND) Plantagenet | |
| B: | 24 Dec 1166 |
| Beaumont Palace, Kings Manor House, Oxford, Oxfordshire, England | |
| M: | 29 Aug 1189 |
| Marlborough Castle, Marlborough, Wiltshire, England | |
| D: | 19 Oct 1216 |
| Newark Castle, Newark-on-Trent, Nottinghamshire, England | |
| Hubert DeBurgh, 1st Earl of Kent |
| Hubert DeBurgh, 1st Earl of Kent | |
| B: | 1160 |
| Kent, England | |
| M: | Sep 1217 |
| London, Middlesex, England | |
| D: | 5 May 1243 |
| Banstead, Surrey, England | |
| Geoffrey FitzGeoffrey 'Magna Carta Baron' DeMandeville, 2nd Earl of Essex | |
| B: | 1191 |
| Essex, , England | |
| M: | 20 Jan 1214 |
| London, Middlesex, England | |
| D: | 23 Feb 1216 |
| London, Middlesex, England | |
| William "Mafonache" (2nd Earl of Gloucester) Fitzrobert (maid. name 1) | |
| B: | 23 Nov 1116 |
| Tewkesbury, Gloucestershire, England | |
| D: | 23 Nov 1183 |
| Somerset, England | |
| Hawise Countess of Gloucester Beaumont (maid. name 1) | |
| B: | 1129 |
| Leicester, Leicestershire, England | |
| D: | 24 Apr 1197 |
| Tewkesbury, Gloucestershire, England | |
|
| Robert ( Earl of Gloucester ) Caen |
| Robert ( Earl of Gloucester ) Caen | |
| B: | 1090 |
| Caen, Calvados, Basse-Normandie, France | |
| D: | 31 Oct 1147 |
| Bristol, Gloucestershire, England | |
| MABEL FITZHAMON |
| MABEL FITZHAMON | |
| B: | 1090 |
| , Gloucestershire, , England | |
| M: | 1109 |
| Of, , , England | |
| D: | 29 Sep 1157 |
| Bristol, Gloucestershire, , England | |