Juan De Castilla
Juan De was born before April 1264 in Seville, Spain.  He died  due to being killed. on June 25th, 1319 in Vega de Granada, Granada.

 Isabelle Di Montferrato
Isabelle Di was born about 1267.

 Afonso De Castilla
Afonso De was born about 1283.  He died about 1316.