Count Heinrich II of Dietz
Count Heinrich II of was born in 1145.  He died at the age of 44 in 1189.

 Countess Kunigunde von Katzenelnbogen
Kunigunde von was born about 1141 in <,Katzenelnbogen,Hessen-Nassau,Preussen>.¹ 

 Gerhard I von Dietz
Gerhard I von was born in 1203.  He died at the age of 63 in 1266.