IV Ludwig
IV was born in 1128 in Thuringia.  He died at the age of 44 on October 14th, 1172.

 Duchess of Swabia Jutta
Duchess of Swabia was born in 1135 in Hohenstaufen, Schwaben, Bavaria.  She died at the age of 56 on July 7th, 1191.

 I Hermann
I was born in 1153 in Sommerschenburg, Sachsen, Prussia.  He died at the age of 64 on April 25th, 1217.