
| Petronilla (Pernel) de Lacy | |
| B: | 1195 |
| Diocese of Meath, Leinster, Ireland | |
| D: | Aft 25 Nov 1288 |
| Flamstead, Hertfordshire, England, United Kingdom | |
| Gilbert Of Meath | |
| B: | 1196 |
| Dublin, County Dublin, Ireland | |
| D: | 1260 |
| Weobley, Herefordshire, England, United Kingdom | |
| Katherine De Lacy | |
| B: | Abt 1198 |
| An Mhí, Ireland | |
| D: | Aft 1267 |
| Katherine DeLacy | |
| B: | 1198 |
| County Meath, Ireland | |
| D: | 1267 |
| Hugh Lacy | |
| B: | 1199 |
| D: | 1245 |
| Giles DeLacy | |
| B: | 1200 |
| Dublin, County Dublin, Ireland | |
| D: | 1243 |
| Connaught, Ireland | |
| Thomas de Lacy | |
| B: | Abt 1202 |
| D: | DECEASED |
| Rohese, de Lacy | |
| B: | Abt 1204 |
| D: | Aft 1245 |
| Richard [The Red] Og de Burgh, Earl of Ulster | |
| B: | 14 Jan 1259 |
| Ulster, Ireland | |
| D: | 29 Jul 1326 |
| Cashel, County Tipperary, Ireland | |
| Margaret De Fiennes | |
| B: | 1263 |
| Sussex, England, United Kingdom | |
| M: | Bef 1280 |
| Ireland | |
| D: | 1304 |
| Hall Green, Staffordshire, England | |
| Walter de Burgh, 1st Earl of Ulster | |
| B: | 1232 |
| Connaught, Ireland | |
| D: | 28 Jul 1271 |
| Galway, County Galway, Ireland | |
| Aveline Ulster | |
| B: | 1248 |
| Shere, Surrey, England, United Kingdom | |
| D: | 20/28 May 1274 |
| Dunmow, Essex, England, United Kingdom | |
| Richard [The Red] Og de Burgh, Earl of Ulster | |
| B: | 14 Jan 1259 |
| Ulster, Ireland | |
| D: | 29 Jul 1326 |
| Cashel, County Tipperary, Ireland | |
| Margaret De Fiennes | |
| B: | 1263 |
| Sussex, England, United Kingdom | |
| M: | Bef 1280 |
| Ireland | |
| D: | 1304 |
| Hall Green, Staffordshire, England | |
| Theobald de Burgh | |
| B: | 1261 |
| Belfast, Antrim, Ireland | |
| D: | 25 Dec 1303 |
| Carrickfergus, County Antrim, Ireland | |
| Lady Egidia Giles deBurgh, of Ulster | |
| B: | 1263 |
| Connaught, Ireland | |
| D: | 26 Oct 1327 |
| Cullen, Banffshire, Scotland | |
| William De Burgh | |
| B: | Abt 1265 |
| County Galway, Ireland | |
| D: | 21 Feb 1324 |
| Staffordshire, England, United Kingdom | |
| Thomas De Burgh | |
| B: | Abt 1267 |
| Belfast, Antrim, Ireland | |
| D: | 1315 |
| Giles de Burgh | |
| B: | Abt 1270 |
| D: | DECEASED |
| Aveline Fitzgeoffrey | |
| B: | 1238 |
| Shere, Surrey, England | |
| M: | 1257 |
| Surrey, England | |
| D: | 20 May 1274 |
| Dunmow, Essex, England | |
| Egidia de Lacy, Lady of Connacht | |
| B: | Abt 1205 |
| Trim, Trim, County Meath, Ireland | |
| D: | 24 Feb 1240 |
| Galway, County Galway, Ireland | |
| Richard Mor "The Great Lord Connaught" de Burgh, 1st Earl Of Ulster | |
| B: | 1202 |
| Galway Castle, Connaught, Ulster, Ireland | |
| D: | 17 Feb 1242 |
| Gallia Aquitania, Gaul, Roman Empire | |
| Margery De Burgh | |
| B: | 1224 |
| County Galway, Ireland | |
| D: | 1 Mar 1252 |
| Leinster, Ireland | |
| Matilda de Burgh | |
| B: | 1228 |
| Ireland | |
| D: | 1276 |
| Ireland | |
| William Óg de Burgh | |
| B: | Abt 1230 |
| Clanricarde, County Galway, Ireland | |
| D: | 1270 |
| County Leitrim, Ireland | |
| Richard [The Red] Og de Burgh, Earl of Ulster | |
| B: | 14 Jan 1259 |
| Ulster, Ireland | |
| D: | 29 Jul 1326 |
| Cashel, County Tipperary, Ireland | |
| Margaret De Fiennes | |
| B: | 1263 |
| Sussex, England, United Kingdom | |
| M: | Bef 1280 |
| Ireland | |
| D: | 1304 |
| Hall Green, Staffordshire, England | |
| Walter de Burgh, 1st Earl of Ulster | |
| B: | 1232 |
| Connaught, Ireland | |
| D: | 28 Jul 1271 |
| Galway, County Galway, Ireland | |
| Aveline Ulster | |
| B: | 1248 |
| Shere, Surrey, England, United Kingdom | |
| D: | 20/28 May 1274 |
| Dunmow, Essex, England, United Kingdom | |
| Richard [The Red] Og de Burgh, Earl of Ulster | |
| B: | 14 Jan 1259 |
| Ulster, Ireland | |
| D: | 29 Jul 1326 |
| Cashel, County Tipperary, Ireland | |
| Margaret De Fiennes | |
| B: | 1263 |
| Sussex, England, United Kingdom | |
| M: | Bef 1280 |
| Ireland | |
| D: | 1304 |
| Hall Green, Staffordshire, England | |
| Theobald de Burgh | |
| B: | 1261 |
| Belfast, Antrim, Ireland | |
| D: | 25 Dec 1303 |
| Carrickfergus, County Antrim, Ireland | |
| Lady Egidia Giles deBurgh, of Ulster | |
| B: | 1263 |
| Connaught, Ireland | |
| D: | 26 Oct 1327 |
| Cullen, Banffshire, Scotland | |
| William De Burgh | |
| B: | Abt 1265 |
| County Galway, Ireland | |
| D: | 21 Feb 1324 |
| Staffordshire, England, United Kingdom | |
| Thomas De Burgh | |
| B: | Abt 1267 |
| Belfast, Antrim, Ireland | |
| D: | 1315 |
| Giles de Burgh | |
| B: | Abt 1270 |
| D: | DECEASED |
| Aveline Fitzgeoffrey | |
| B: | 1238 |
| Shere, Surrey, England | |
| M: | 1257 |
| Surrey, England | |
| D: | 20 May 1274 |
| Dunmow, Essex, England | |
| Richard De Toeni | |
| B: | 1233 |
| Radnor Castle, England | |
| D: | 1252 |
| Flamstead, Hertfordshire, England, United Kingdom | |
| Alice De Burgh | |
| B: | Abt 1234 |
| Connaught, Ireland | |
| D: | DECEASED |
| Margaret de Toeni | |
| B: | Abt 1237 |
| Flamstead, Hertfordshire, England, United Kingdom | |
| D: | DECEASED |
| Ralph V Lord Flamstead DeToeni | |
| B: | 1238 |
| Flamstead, Hertfordshire, England | |
| D: | 29 Jul 1295 |
| Mayo, Ireland | |
| Sir Richard De Burgh, Lord of Connacht | |
| D: | 1248 |
| Unnamed Daughter De Burgh | |
| D: | DECEASED |
| Richard Mór de Burgh, 1st Baron of Connaught | |
| B: | 1195 |
| Kingdom of Thomond, Ireland | |
| M: | 21 Apr 1225 |
| County Meath, Leinster, Ireland | |
| D: | 17 Feb 1242 |
| Gascogne, France | |
| Mrs Geoffery de Tichesey | |
| B: | 1205 |
| England, United Kingdom | |
| D: | DECEASED |
| Gilbert de Lacy, Lord of Meath | |
| B: | 1 Nov 1206 |
| D: | Bef 25 Dec 1230 |
| Weobley, Herefordshire, England | |
| Gilbert Delacy MEATH | |
| B: | 1210 |
| Diocese of Dublin, Leinster, Ireland | |
| D: | 1260 |
| Weobley, , Herefordshire, , ENGLAND, | |
|
| Margaret de Braose, Lady of Trim | |
| B: | Abt 1177 |
| Abergavenny, Monmouthshire, Wales, United Kingdom | |
| D: | 17 Nov 1255 |
| Weobley, Herefordshire, England | |
| Lord Walter de Lacy, Lord of Meath and Ludlow | |
| B: | 1172 |
| Ewyas Harold, Herefordshire, England | |
| M: | Nov 1195 |
| D: | 15 Nov 1241 |
| Trim, County Meath, Ireland | |