John was chosen that same month. He took the name Callixtus and sent Umfredo, (pseudo-)cardinal of Santa Susanna, to Germany to inform Frederick of...

summer of 1079 and blinded. Called Onfroi de Hauteville in French and Umfredo d'Altavilla in Italian. In an act dated January 1087, Gaitelgrima refers...

("William Iron Arm", 1010–1046), his brothers Drogo (c. 1010 – 1051) and Umfredo (Humphrey, c. 1010 – 1057), and their half-brothers Robert Guiscard (c...