Boleslav I - Pedigree | FamilyCentral
 967 - 17 Jun 1025
 922/31 - 25 May 992
Family Group
 Abt 905 - 967
Family Group
  - Abt 935
  - Abt 894
 860 - 921/27
Family Group
  Children
    1.
Bezprym
2.
Unknown