FREDERICK COUNT von FORMBACH
FREDERICK COUNT was born about 1020.¹   He died in 1059.¹ 

 GERTRUDE COUNTESS von HALDENSABLEN
GERTRUDE COUNTESS was born about 1020.¹   She died on March 28th, 1072.¹ 

 HEDWIG von FORMBACH
HEDWIG was born about 1056.¹   She died in 1100.¹