309
| Years: 305 306 307 308 – 309 – 310 311 312 313 | |
| Decades: 270s 280s 290s – 300s – 310s 320s 330s | |
| Centuries: 3rd century – 4th century – 5th century | |
Events
- The Spanish provinces revolt from the control of Maxentius, acknowledging Constantine as their Emperor
- Pope Marcellus I is banished from Rome, as is his successor Eusebius later that year
- Shapur II becomes king of Persia.
Births
- Didymus the Blind, an ecclesiastical writer of Alexandria (approximate)
Deaths
- Pope Marcellus I
- Alban (possible date — also 304)
- Hormizd II of Persia
Categories: 309