Mamertinus may refer to:

Marcus Petronius Sura Mamertinus, consul 182 AD Marcus Petronius Mamertinus, suffect consul 150 AD Claudius Mamertinus, consul 362 AD Mamertinus of Auxerre (d. ca. 462 AD), an abbot and saint Carcer Mamertinus, a jail at the foot of the Capitol in Rome, supposed to have been built by Ancus Marcius

See also