The Kingdom of Sicily was a state that existed in Sicily and the south of the Italian Peninsula plus, for a time, in Northern Africa from its founding by Roger II of Sicily in 1130 until 1816. It was a successor state of the County of Sicily, which had been founded in 1071 during the Norman conquest of the southern peninsula. The island was divided into three regions: Val di Mazara, Val Demone and Val di Noto.

Sicily is the largest and most populous island in the Mediterranean Sea and one of the 20 regions of Italy. It is one of the five Italian autonomous regions and is officially referred to as Regione Siciliana. The island has 4.8 million inhabitants. Its capital city is Palermo. It is named after the Sicels, who inhabited the eastern part of the island during the Iron Age. Sicily has a rich and unique culture in arts, music, literature, cuisine, and architecture.