Thomas [Duke of Norfolk] Howard - Pedigree | FamilyCentral
 1443 - 21 May 1524
 1420 - 22 Aug 1485
 Abt 1424 - 3 Nov 1465
 1385 - 1 Apr 1437
 Abt 1387 - 8 Jul 1425
 7 Jan 1377/78 - 8 Jun 1425
 Abt 1381 - 26 Mar 1439