Juan de Vega y Enríquez, 6th Señor del Grajal, Viceroy of Navarre (1542), Viceroy and Captain General of Sicily (1547–1557), presidente del Consejo de Castilla, was an ambassador

Ambassador

An ambassador is the highest ranking diplomat who represents a nation and is usually accredited to a foreign sovereign or government, or to an international organization....

 of Charles V, Holy Roman Emperor

Charles V, Holy Roman Emperor

Charles V was ruler of the Holy Roman Empire from 1519 and, as Charles I, of the Spanish Empire from 1516 until his voluntary retirement and abdication in favor of his younger brother Ferdinand I and his son Philip II in 1556.As...

. He first served as ambassador of Charles V at Rome

Rome

Rome is the capital of Italy and the country's largest and most populated city and comune, with over 2.7 million residents in . The city is located in the central-western portion of the Italian Peninsula, on the Tiber River within the Lazio region of Italy.Rome's history spans two and a half...

, where he met Ignatius of Loyola

Ignatius of Loyola

Ignatius of Loyola was a Spanish knight from a Basque noble family, hermit, priest since 1537, and theologian, who founded the Society of Jesus and was its first Superior General. Ignatius emerged as a religious leader during the Counter-Reformation...

. Esteeming him and Ignatius’ religious order, the Jesuits, when Vega was appointed Viceroy of Sicily he brought Jesuits with him. A Jesuit college was opened at Messina; success was marked, and its rules and methods were afterwards copied in other colleges.

He died on 20 December 1558.

http://www.newadvent.org/cathen/14086a.htm

The astronomer Francesco Maurolico

Francesco Maurolico

Francesco Maurolico was a Greek mathematician and astronomer of Sicily. Throughout his lifetime, he made contributions to the fields of geometry, optics, conics, mechanics, music, and astronomy...

 tutored two of Vega’s sons, and Vega served as Maurolico’s principal patron.