Hermann IV Duke of Swabia - Pedigree | FamilyCentral
 Abt 1015 - 28 Jul 1038
 Abt 985 - 31 May 1015
 11 Nov 999 - 14 Feb 1043
 Abt 940 - 10 Jul 994
 Abt 886 - 14 Jul 937
 Abt 860 - 4 Jul 907
 Abt 865 - Aft 888