King Manfredo of Naples & Sicily
Manfredo was born in 1232 in Valencia, Valencia, Spain.  He died at the age of 34 in 1266.

 Princess Beatrice of Savoy
Beatrice was born in Savoy, Rhone Alpes, France.  She died in 1259 in Saluzzo-Cuneo, Piedmont, Italy.

 Princess Costanza von Hohenstauffen of Sicily
Costanza was born in 1249 in Catania, Catania, Italy.  She died at the age of 53 in 1302 in Barcelona, Barcelona, Spain.