Konrad III Von+ Hohenzollern
Konrad III Von+ was born about 1186.  He died about 1260.

 Adelheid Von+ Frontenhausen
Adelheid Von+ was born about 1190.  She died about 1245.

 Friedrich Von+ Hohenzollern
Friedrich Von+ was born about 1220.  He died on August 14th, 1297 in Kadolzburg.

 Konrad II Von Hohenzollern
Konrad II Von was born about 1225.  He died on June 6th, 1314.