阳水马年 (male Water-Horse) 509 or 128 or −644 — to — 阴水羊年 (female Water-Goat) 510 or 129 or −643
Year 383 (CCCLXXXIII) was a common year starting on Sunday of the Julian calendar. At the time, it was known as the Year of the Consulship of Merobaudes and Saturninus (or, less frequently, year 1136 Ab urbe condita). The denomination 383 for this year has been used since the early medieval period, when the Anno Dominicalendar era became the prevalent method in Europe for naming years.
Roman troops in Britain proclaim Magnus Maximus Emperor. He crosses over to the continent and makes Trier his capital.[3]Gaul, the Italian provinces and Hispania proclaim loyalty to him.