Anna Countess of East Friesland - Pedigree | FamilyCentral
 1462 - 14 Feb 1528
 Abt 1477 - 13 Jul 1512
 Abt 1452 - 15 Feb 1516
 Abt 1452 - Aft 3 Apr 1527
 Abt 1402 - 31 Oct 1472
 Abt 1426 - 23 Nov 1492
 Abt 1371 - 21 May 1428
 Abt 1373 - 24 Mar 1426