Richard "the Red Earl" de Burgh, Earl of Ulster - Pedigree | FamilyCentral
 1259 - Bef 29 Jul 1326
 Abt 1230 - 28 Jul 1271
 Abt 1248 - 20 May 1274
 Abt 1186 - 17 Feb 1242
Family Group
 Abt 1158 -
 Abt 1162 -
 Abt 1160 - 24 Feb 1241
 Abt 1177 - 19 Nov 1200