The diocese of Cefalù is a Roman Catholic ecclesiastical territory in Sicily

Sicily

Sicily is a region of Italy, and is the largest island in the Mediterranean Sea. Along with the surrounding minor islands, it constitutes an autonomous region of Italy, the Regione Autonoma Siciliana Sicily has a rich and unique culture, especially with regard to the arts, music, literature,...

, southern Italy

Italy

Italy , officially the Italian Republic languages]] under the European Charter for Regional or Minority Languages. In each of these, Italy's official name is as follows:;;;;;;;;), is a unitary parliamentary republic in South-Central Europe. To the north it borders France, Switzerland, Austria and...

. It is a suffragan of the archdiocese of Palermo.

History

The first bishop of Cefalù

Cefalù

Cefalù is a city and comune in the province of Palermo, located on the northern coast of Sicily, Italy on the Tyrrhenian Sea about 70 km east from the provincial capital and 185 km west of Messina...

 was Nicetas who, in 869, assisted at the Eighth General Council held at Constantinople for the trial of Photius. When Roger I of Sicily

Roger I of Sicily

Roger I , called Bosso and the Great Count, was the Norman Count of Sicily from 1071 to 1101. He was the last great leader of the Norman conquest of southern Italy.-Conquest of Calabria and Sicily:...

, rebuilt the city, Tocelmo was bishop.

Among its bishops were:

• Arduino II, who suffered exile twice on account of his opposition to Emperor Frederick II;
• Nicolò (1352), who died in the prison of Castel Grassario
• Fra Francesco of the ducal house of Gonzaga
  House of Gonzaga
  The Gonzaga family ruled Mantua in Northern Italy from 1328 to 1708.-History:In 1433, Gianfrancesco I assumed the title of Marquis of Mantua, and in 1530 Federico II received the title of Duke of Mantua. In 1531, the family acquired the Duchy of Monferrato through marriage...
  
  (d. 1587), founder of the first seminary opened in Sicily.