412
| Years: 408 409 410 411 - 412 - 413 414 415 416 | |
| Decades: 380s 390s 400s - 410s - 420s 430s 440s | |
| Centuries: 4th century - 5th century - 6th century | |
Events
- The Visigoths move into Gaul, led by Alaric's brother Ataulf.
- Cyril of Alexandria becomes Patriarch of Alexandria.
- Ataulf marries Galla Placidia, sister of the Emperor Honorius.
- Lazarus, bishop of Aix en Provence, and Herod, bishop of Arles, are expelled from their sees on a charge of Manichaeism.
- February 8 - Proclus, Neoplatonist philosopher