Ferdinand III King Of Castlie And Leon
Ferdinand III was born in 1205.

 LEONOR Princess of Castile and Leon
LEONOR was born in 1244 in Burgos, Spain.  She died at the age of 46 on November 29th, 1290 in Herdeby, England.  She was buried in Westminster, Abbey, England.

 Alfonso X King of Castlie and Leon
He died in 1284.