Constantinus and Constantius from AD 337 to 350. Flavius Claudius Constantius Gallus, named Caesar by his cousin, Constantius II, in AD 351, but put to death in 354. Flavius Claudius Julianus, emperor from AD 361 to 363. Flavius Dalmatius, son of Dalmatius the censor, and nephew of Constantine; he was proclaimed Caesar in 335, but slain by his soldiers following Constantine's death in 337. Flavius Hannibalianus, son of Dalmatius the censor, and nephew of Constantine, who probably intended to place him at the head of a campaign against the Sassanid Empire, but this plan ended with the emperor's death in AD 337, and Hannibalianus was slain in the turmoil that followed. Flavius Julius Nepotianus, son of Eutropia, and nephew of Constantine, in AD 350 he revolted against Magnentius, but his small force, composed of ordinary citizens and gladiators, was quickly defeated by Magnentius' magister officiorum, Marcellinus. Nepotianus and his mother were put to death. Flavia Maxima Constantia, daughter of Constantius II, and wife of the emperor Gratian. Anastasia, daughter of Hannibalianus and Constantina. Later emperors Flavius Magnus Magnentius, an usurper who revolted against the emperor Constans, and was proclaimed emperor in AD 350. After his defeat by Constantius II in 353, he fell on his sword. Flavius Jovianus, emperor from AD 363 to 364. Flavius Valentinianus, or Valentinian the Great, emperor from AD 364 to 375. He associated his brother, Valens, with him in the empire, giving Valens the eastern provinces, while he retained the west. Flavius Valens, the brother of Valentinian I, emperor of the east from AD 364 to 378. Flavius Gratianus, the elder son of Valentinian I, emperor of the west with his brother, Valentinian II, from AD 375 to 383. Flavius Valentinianus, or Valentinian II, the younger son of Valentinian I, emperor of the west with his brother, Gratian, from AD 375 to 383, with Magnus Maximus from 383 to 388, then sole emperor of the west until his death in 392. Flavius Theodosius, or Theodosius the Great, emperor of the east from AD 379 to 392, and sole emperor from 392 to 395. Flavius Magnus Maximus, commander of the Roman army in Britain, he claimed the throne of the western empire on the death of Gratian, and was recognized as co-emperor with Valentinian II until his defeat by Theodosius in 388. Flavius Victor, the son of Magnus Maximus, who appointed him co-emperor in AD 384.