Alfonso X the Wise of Castile & Leon
Alfonso X the Wise of Castile & was born in 1228.  He died at the age of 56 in 1284.

 Yolanda of Aragon
Yolanda of was born about 1247.  She died in 1264.

 Sancho IV of Castile
Sancho IV of was born about 1264.  He died in 1295.

 Beatriz of Castile