In the 950s, over a thousand years ago, North Italy had a royal family - that of king Berengar II. It is the first Italy-specific kingship family of whose current descendants can be traced by reliable genealogical records. That is one royal family for Italy. read more
" one has to ponder the exact meaning of "Italy". As a state bearing that name, Italy exists from 1861, and thus, strictly speaking, only the Savoy qualify. read more
The House of Savoy (Italian: Casa Savoia) is a royal family that was established in 1003 in the historical Savoy region. Through gradual expansion, the family grew in power from ruling a small county in the Alps of northern Italy to absolute rule of the kingdom of Sicily in 1713 to 1720 (exchanged for Sardinia). read more