Quintian or Quintianus (Latin), from Quintus, is a male given name meaning "the fifth" and may refer to: People Appius Claudius Quintianus (2nd century), nephew of Tiberius Claudius Pompeianus, involved in a plot to kill Commodus Quintian of Rome (3rd century), Roman confessor and saint Quintian of Évora (4th century), Bishop of Évora Quintian, Lucius and Julian (5th century), African martyrs and saints Quintian of Rodez (6th century), bishop and saint Martyrs of Catania, Sicily