Costantino de Castro was a bishop of Bosa, in Sardinia, Italy. In 1073 the Diocese of Bosa entered its golden age under Costantino, when

Pope Gregory VII Pope Gregory VII ( la, Gregorius VII; 1015 – 25 May 1085), born Hildebrand of Sovana ( it, Ildebrando di Soana), was head of the Catholic Church and ruler of the Papal States from 22 April 1073 to his death in 1085. He is venerated as a saint ...

appointed him

Metropolitan of Torres The Archdiocese of Sassari ( la, Archidioecesis Turritana) is a Roman Catholic ecclesiastical territory in Sardinia, Italy. Its see was initially at Torres. It was elevated to an archdiocese in 1073. Its suffragan sees are the diocese of Alghero ...

. The Cathedral of St. Peter at Bosa was built while Costantino served as bishop there.

External links

*http://www.newadvent.org/cathen/02689b.htm Bishops in Sardinia 11th-century Italian Roman Catholic bishops {{11C-Italy-RC-bishop-stub