455
| Years: 451 452 453 454 - 455 - 456 457 458 459 | |
| Decades: 420s 430s 440s - 450s - 460s 470s 480s | |
| Centuries: 4th century - 5th century - 6th century | |
Events
- June 2 - Gaiseric leads the Vandals into Rome and plunder the city for two weeks.
- July 9 - Roman military commander Avitus is proclaimed emperor of the western Roman Empire.
- The Ostrogoths conquer Pannonia and Dalmatia.
- Earliest recorded date at Chichen Itza.
- Skandagupta succeeds Kumaragupta as ruler of the Gupta Empire
- Hengist and Horsa battle Wurtgern at Aylesford. Horsa is killed. (According to the Anglo-Saxon Chronicle)
Births
Deaths
- March 16 - Valentinian III, west Roman emperor, (murdered by former soldiers of Aetius)
- May 31 - Petronius Maximus, west Roman emperor (murdered by a Roman mob)
- Kumaragupta, emperor of the Gupta Empire
- King Biyu of Baekje, king of the Baekje Kingdom of Korea