Henry Percy, 1st Baron Lord Alnwick - Pedigree | FamilyCentral
 25 Mar 1273 - 2 Oct 1314
 Abt 1235 - 29 Aug 1272
 1185 - Bef 28 Jul 1245
 Jul 1231 - 27 Sep 1305
 Abt 1166 - 27 May 1240
 Abt 1183 - 1249
 1144 - 14 May 1219
 Abt 1165 - 5 Nov 1219
Family Group
 Abt 1160 - 1218