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

 Maria de Molina
Maria was born before 1272.

 Fernando IV Citatus of Castile
Fernando IV Citatus of was born on December 6th, 1285 in Sevilla, Sevilla, Spain.  He died at the age of 26 on September 7th, 1312 in Jaen, Spain.