Seleucus (fl. c. 221) was a Roman usurper. Seleucus was, according to the 5th-century historian Polemius Silvius, a usurper against Emperor Elagabalus. His identity is not known: he could be Julius Antonius Seleucus, governor in Moesia, or Marcus Flavius Vitellius Seleucus, consul for 221. References Peacock, Phoebe, "Seleucus", s.v. "Usurpers under Elagabalus", De Imperatoribus Romanis 220s deaths Year of birth unknown Year of death uncertain 3rd-century Roman usurpers Imperial Roman consuls Antonius Seleucus Seleucus, Julius Flavii Vitellii