The Ortolani submachine gun was an Italian prototype submachine gun designed by Michele and Bartolomeo Ortolani in 1941 and produced in prototype form only.
The Ortolani submachine gun was designed in 1941 by brothers Michele and Bartolomeo Ortolani. The weapon may have been produced post-war. Other details about the history of the weapon are not well documented.
The Ortolani is a submachine gun feeding from 40-round detachable box magazines. It is notable for being the first submachine gun to use a roller-delayed blowback action.