Ferdinand III "the Saint" CASTILE)
He married Joana de Dammmartin, (Countess of Ponthieu) 1237 at Castile, Spain . Joana de Dammmartin, (Countess of Ponthieu) was born at Castile, Spain Aft 1208 daughter of Simon de Dammmartin and Marie Ponthieu) .
They were the parents of 4
children:
Fernando Castile)
born Aft 1239.
Luis Castile)
born Abt 1242.
Eleanor Castile)
born 1244.
Juan Marchena)
born Abt 1246.
Ferdinand III "the Saint" Castile) died 30 May 1252 at Sevilla, Sevilla, Spain .
Joana de Dammmartin, (Countess of Ponthieu) died 15 Mar 1279 at Abbeville, France .