Robert III of Bethune
Robert III of was born about 1247.  He died on September 14th, 1322.

 Yolande of Burgundy
Yolande of was born in 1247.  She died at the age of 33 on June 2nd, 1280.

 Robert IV de Béthune
Robert IV de was born about 1070 in Bethune,Pas-de-Calais,FRA.  He died about 1123.

 Yolande of Flanders
Yolande of was born about 1270 in bethune.  She died in 1313.

 Louis de Nevers Count of FLANDERS
He died in July 1322.