| Maud De Lacy |
| Maud De Lacy | |
| D: | 11 Apr 1304 |
| Lord of Geneville Geoffrey De Geneville | |
| M: | 8 Aug 1252 |
| D: | 21 Oct 1314 |
| Gilbert De Lacy |
| Gilbert De Lacy | |
| D: | 1230 |
| Margery De Burgh |
| Margery De Burgh | |
| D: | Aft 1 Mar 1253 |
| Theobald Le Botiller Walter, II | |
| D: | 1248 |
| Earl of Ulster Walter |
| Earl of Ulster Walter | |
| B: | 1230 |
| D: | 28 Jul 1271 |
| Avelina Fitzjohn, of Essex |
| Avelina Fitzjohn, of Essex | |
| B: | 1248 |
| Shere, Surrey, England, United Kingdom | |
| M: | 1255 |
| D: | Yes, date unknown |
| Giles De Lacy |
| Giles De Lacy | |
| B: | 1201 |
| Dublin, Dublin, Leinster, Ireland | |
| D: | Yes, date unknown |
| Lord of Connacht Richard De Burgh |
| Lord of Connacht Richard De Burgh | |
| B: | 1200 |
| D: | 1243 |
| Lord of Meath Walter De Lacy |
| Lord of Meath Walter De Lacy | |
| B: | 1172 |
| Ewias Lacy, Hereford, Herefordshire, England, United Kingdom | |
| D: | 24 Feb 1240 |
| , Meath, Leinster, Ireland | |
| Margaret De Braose |
| Margaret De Braose | |
| B: | 1177 |
| Abergavenny, Monmouth, Wales, United Kingdom | |
| M: | 19 Nov 1200 |
| D: | Yes, date unknown |
|
| Lord of Meath Hugh De Lacy | |
| D: | 1186 |
| Rose, of Monmouth |
| Rose, of Monmouth | |
| D: | 1180 |