Thomas [Earl of Lancaster] Plantagenet - Pedigree | FamilyCentral
 Abt 1278 - 22 Mar 1321/22
 16 Jan 1244/45 - 5 Jun 1296
 1245/50 - 2 May 1300/02
 1 Oct 1206 - 16 Nov 1272
 Sep 1216 - 8 Jan 1250
 24 Dec 1167 - 19 Oct 1216
 5 Mar 1133 - 8 Jul 1189
 1121/22 - 31 Mar 1204
  Children