Geoffrey IV De Chateaudun
Geoffrey IV was born in 1200 in Carcassonne, France.  He died at the age of 49 in 1249 in Chateaudon, Beauce, France.

 Clemence des Roches
Clemence was born about 1195.  She died after 1255.

 Clemence De Chateaudun
Clemence was born about 1220 in Chateaudon, Beauce, France.

 Jeanne De Chateaudun
Jeanne was born about 1227 in Chateaudon, Beauce, France.  She died after 1265.