Walter de Burgh

↓→ Walter de Burgh B 1232 in , , Ireland D 28 Jul 1271	↓→ Richard de Burgh B 1186 in Connaught, Northern Ireland D 17 Feb 1242 in , , France M	↓→ William de Burgh B D 1205 M	↓→ Adelm de Burgh B D M

		↓→ Isabel O'Brien B D	↓→ Donal Mor O'Brien B in Thomond, , Ireland D 1194 M
			↓→ Urlachan MacMorough B D
	↓→ Egidia de Lacy B 1196 in , Meath, Ireland D 24 Feb 1240 in , , Ireland	↓→ Walter de Lacy B 1172 in , Herefordshire, England D 24 Feb 1241 in Leinster, Dublin, Ireland M	↓→ Hugh de Lacy B ABT 1138 D 25 Jul 1186 in , , Ireland M
			↓→ Rohese de Monmouth B D
		↓→ Margaret de Braose B 1177 in Abergavenny, Wales D 19 Nov 1200 in , Meath, Ireland	↓→ William de Braose B 1153 D Aug 1211 in Corbeil, France M
			↓→ Maud de St Valery B ABT 1155 D 1210 in Windsor Castle, London, Middlesex, England