Friedrich de Lorraine, Pope Stephen IX - Pedigree | FamilyCentral
 Abt 1010 - 29 Mar 1059
 Abt 967 - 19 Apr 1044
 Abt 954 - 1005
 Abt 958 - 25 May 1008
 Abt 911 - 18 Dec 943
 Abt 915 - 7 Apr 963