The Ammiraglio di Saint Bon-class was a pair of pre-dreadnought battleships built for the Italian Navy () during the 1890s. The class comprised two ships: Ammiraglio di Saint Bon, the lead ship, and Emanuele Filiberto. They were armed with a main battery of four guns and were capable of a top speed of . Smaller and less powerfully-armed than most contemporary battleships, they marked a brief departure from Italian battleship design, which had previous emphasized large ships equipped with large guns.