Fernando IV Sanchez [Twin] CASTILE & LEON
He married Constantia Dinisez Princess Portugal 23 Jan 1302 . Constantia Dinisez Princess Portugal was born at Lisboa, Lisboa, Portugal 3 Jan 1290 daughter of Dionisio Affonsez King [& the Algarves] Portugal and Isabella Pedra Princess Aragon .
They were the parents of 3
children:
Leonor Princess of Castile & Leon
born 1307.
Constanza Princess of Castile & Leon
born Aft 1308.
Alfonso XI Fernandez [Twin] Castile & Leon
born 13 Aug 1311.
Fernando IV Sanchez [Twin] Castile & Leon died 7 Sep 1312 at Jaen, Jaen, Spain .
Constantia Dinisez Princess Portugal died 17 Nov 1313 at Sahagun, Leon, Spain .