Guillaume II Le Roux De Béthune
Guillaume II Le Roux was born in 1160.  He died at the age of 53 in 1213.

 Mahaut De Tenremonde
Mahaut was born in 1185.  She died at the age of 39 on April 18th, 1224.

 Robert VII De Béthune
Robert VII was born about 1200.  He died in 1248.  He was buried in , Arras, 62,.