Compagno was a medieval first name. Th e Compagnino are sicilians. The immigration of Compagnino families comes mostly from Militello, a town near Catania in Eastern Sicily.
Not to forget the surname COMPAGNONI well known around Italy because of Achille and Deborah Compagnoni.
Achille Compagnoni, born in Northern Lombardy was one of the first mountaineers to climb K2 in 1954. he was with an italian groups of mountaineers
Deborah Compagnoni has been an italian woman champion skier.