FREDERICK I DUKE de SWABIA
FREDERICK I DUKE was born about 1050 in Hohenstaufen, Swabia, Bavaria.¹   He died on April 6th, 1105.¹ 

 AGNES de GERMANY
AGNES was born in 1070.¹   She died at the age of 73 in September 1143.¹ 

 FREDERICK II DUKE de SWABIA
FREDERICK II DUKE was born in 1090 in Hohenstaufen, Swabia, Bavaria.¹   He died at the age of 57 on April 6th, 1147.¹ 

 RICHILDE de SWABIA