Robert II Artois
Robert II was born about 1250 in France.  He died on July 11th, 1302 in Kortrijk, Flanders.

 Amicie De Courtenay
Amicie was born about 1250.  She died in 1275.

 Phillip De Artois
Phillip was born about 1269 in France.  He died on September 11th, 1298.