Flavius Claudius

Flavius Claudius can refer to:


 * Julian (emperor) (Flavius Claudius Julianus) (331–363), Roman emperor from 361 to 363
 * Constantine II (emperor) (Flavius Claudius Constantinus) (316–340), Roman emperor from 337 to 340.
 * Constantine III (western emperor) (Flavius Claudius Constantinus), Roman emperor from 407 to 411