Adalbert I von Klosterath
Adalbert I von was born about 1050 in Saffenberg, Germany.  He died in 1109 in Klosterath, Germany.

 Mathilda
Mathilda was born about 1060 in Germany.  Mathilda is no longer alive.

 Adolf I von Saffenberg
Adolf I von was born in 1087 in Saffenberg, Germany.  He died after 1158.