Engelbert I Count of Berg
Engelbert I Count of was born in 1157.  He died at the age of 32 on July 6th, 1189.

 Margarethe Van Guelders
Margarethe Van was born in 1154 in Zutphen,Gelderland,Netherlands.  She died at the age of 36 in 1190 in Berg,Rheinland,Prussia.

 Adolf VI Count of Berg
Adolf VI Count of was born in 1185.