 He was the son of J. Ramón Sevilla Castellón and wife Dolores Sacasa Sacasa, daughter of Roberto Sacasa, 44th and 46th President of Nicaragua, and wife and cousin Ángela Sacasa Cuadra.Known as the "world's most decorated ambassador", he was a judge and president of the lower chamber of National Congress of Nicaragua.He also served as Ambassador to the U.S. for 36 years under 8 American Presidents and 11 Secretaries of State, a singularly unique and unprecedented achievement, unmatched to this day.