Friedrich II Duke of Swabia - Pedigree | FamilyCentral
 1074 - 24 Sep 1143
 11 Nov 1050 - 7 Aug 1106
 21 Sep 1051 - 27 Dec 1087
 28 Oct 1017 - 5 Oct 1056
 11 Nov 999 - 14 Feb 1043
  - 10 Nov 1068