Isaac Gawkroger - Pedigree | FamilyCentral
 1540/41 - Mar 1592
 26 Apr 1552 -
 1510 - 18 Oct 1570
 Abt 1512/13 - 12 Feb 1560
 1530 - 3 Mar 1577
 1532 - 21 May 1573
 6 May 1505 - Mar 1577/78
 Abt 1522 - 16 Jan 1578/79