Infante Alfonso of Spain
Infante Alfonso of Spain was the younger brother of King Juan Carlos I of Spain. He was also the youngest son of Infante Juan, Count of Barcelona and Princess María de las Mercedes of Bourbon-Two Sicilies, and the grandson of King Alfonso XIII. Wikipedia
Born: October 3, 1941, Rome, Italy
Died: March 29, 1956 (age 14 years), Estoril, Portugal
Siblings: Juan Carlos I and Infanta Margarita, Duchess of Soria
Full name: Don Alfonso Cristino Teresa Ángelo Francisco de Asís y Todos los Santos de Borbón y Borbón Dos-Sicilias