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 Persiaaf:309
ast:309 bg:309 bs:309 ca:309 cs:309 da:309 de:309 el:309 es:309 eo:309 eu:309 fr:309 ko:309년 hr:309 io:309 id:309 it:309 lb:309 nl:309 no:309 nn:309 pl:309 pt:309 ro:309 ru:309 sk:309 sl:309 sr:309 fi:309 sv:309 tt:309 uk:309 zh:309年