[1] Fl. D. Half-brother of the Emperor Constantine I
Son of Constantius [1] and Theodora, half-brother of Constantine I. Nothing is known of his role in the initial period of Constantine's rule, although presumably he was given Toulouse as his abode during the tensions with Licinius in c. AD 320-324 (Auson. Prof. 16,11-12). Consul in 333, he was sent to Antioch at around the same time wi…