Count Arnulf I of Looz
Count Arnulf I of was born in 1070 in of Loos.  He died at the age of 71 on April 9th, 1141 in Liege.

 Adelheid of Reineck
Adelheid of was born in 1088.  She died at the age of 34 in 1122.

 Count Johann of Looz-Corswaren
Count Johann of was born in 1115.