III Ferdinand
III was born on August 5th, 1201 in Läeon, Spain.  He died at the age of 50 on May 30th, 1252 in Sevilla, Spain.

 Jeanne De Dammartin
Jeanne was born about 1216 in Dammartin, Seine-Et-Marne, France.

 Comte d'Aumale and Ponthieu Fernando
Comte d'Aumale and Ponthieu was born in 1239 in Läeon, Spain.  He died before 1267 in Aumale, France.

 Luis of Castile
Luis of was born in 1243.

 Lady Eleanor of Castile
Lady Eleanor of was born in 1244 in Castile, Spain.  She died at the age of 46 on November 28th, 1290 in Herdeby, Lincolnshire, England.  She was buried on December 16th, 1290 in Westminster Abbey, Westminster, Middlesex, England.

 Simon of Castile
Simon of was born in 1245.

 Juan of Castile
Juan of was born in 1246.