1050 - 1118 (~ 78 years)
| 1st Earl of Pembroke William Marshal | |
| D: | 1219 |
| 2nd Earl of Pembroke Richard de Clare 1130-1176 |
| 2nd Earl of Pembroke Richard de Clare | |
| B: | 1130 |
| Tonbridge, Kent, England | |
| D: | 20 Apr 1176 |
| Dublin, Dublin, Ireland | |
 | Aoife MacMurrough 1145-1188 |
| Aoife MacMurrough | |
| B: | 1145 |
| D: | 1188 |
| 1st Earl of Pembroke Gilbert de Clare Abt 1100-1148 |
| 1st Earl of Pembroke Gilbert de Clare | |
| B: | Abt 1100 |
| D: | 06 Jan 1148 |
| 1st Earl of Leicester Robert de Beaumont 1050-1118 |
| 1st Earl of Leicester Robert de Beaumont | |
| B: | Between 1040 and 1050 |
| D: | 05 Jun 1118 |
| Isabel de Vermandois Abt 1085-1131 |
| Isabel de Vermandois | |
| B: | Abt 1085 |
| D: | 13 Feb 1131 |
