523

523 (DXXIII) was a common year beginning on a Sunday of the Julian calendar, in force on that date.

In the Roman Empire, the year was named as that of Maximus' consulate without a colleague, or less commonly, as 1276 Ab urbe condita, acquiring its name as 523 when the anno Domini was established in 525.

Events

• The Burgundia War begins in which the Frank Kings Clodomiro, Childebert I and Clotary I attack the burgundy kingdom of Segismundo.
• John I happens to Hormisdas as a Pope.

Art and Literature

• The church of St. Sergius and St.Baco is built in Constantinople.
• Boecio writes his De Consolatione philosophiae

Deaths

• Trasamundo, king of the Vandals and the Alanos.
• Hormisdes, Pope of the Catholic Church.