520s

The 520s decade ran from January 1, 520, to December 31, 529.

Significant people

 * Ahkal Mo' Nahb I, Ajaw (Lord) of Palenque (Mayan Empire)
 * Boethius, philosopher
 * Childebert I, Frankish king, 524-558
 * Clodoald, saint
 * Chlodomer, King of Orleans, 511-524
 * Chlothar I, Frankish King
 * Dionysius Exiguus, inventor of the Anno Domini
 * Godomar, King of Burgundy
 * Guntheuc, Queen of Orleans
 * Justin I, Eastern Roman Emperor, 518-527
 * Kaleb of Axum, King of Ethiopia
 * Sigismund of Burgundy, King of the Burgundians, 516-524
 * Theoderic the Great, King of the Ostrogoths, 475-526