Friedrich
Friedrich was born about 1050 in Hohenstaufen, Swabia, Bavaria.  He died on April 6th, 1105.

 Princess of the Holy Roman Empire Agnes
Princess of the Holy Roman Empire was born about 1073 in Klosterneuburg, Niederhosterreich, Austria.  She died on September 24th, 1143.

 Friedrich
Friedrich was born in 1090 in Hohenstaufen, Swabia, Bavaria.  He died at the age of 57 on April 6th, 1147.

 Princess of Swabia Gertrud
Princess of Swabia was born in 1091.

 Konrad
Konrad was born in 1093.

 Richilde de Swabia
Richilde was born in 1095.