250
| Years: 246 247 248 249 - 250 - 251 252 253 254 | |
| Decades: 220s 230s 240s - 250s - 260s 270s 280s | |
| Centuries: 2nd century - 3rd century - 4th century | |
Events
- Diophantus writes Arithmetica the first systematic treatise on algebra.
- A group of Franks penetrate as far as Tarragona in Spain (approximate date).
- Goths invade Moesia.
- The Alamanni drive the Romans from the modern area of Donau-Ries.
- Decius begins a period of persecution of the Christians in the Roman Empire.
Births
- Maximian, Roman emperor (approximate date)
- Constantius Chlorus, Roman emperor and father of Constantine the Great (approximate date)
- Licinius, Roman emperor (approximate date)
- Arius, Christian priest and namesake of Arianism
Deaths
- January 20 - Pope Fabian
- Ambrose of Alexandria, Christian writer (approximate date)
- Denis, Christian saint
- Saint Alban, Christian saint
af:250 bg:250 ca:250 de:250 es:250 eo:250 eu:250 fr:250 ko:250년 hr:250 it:250 la:250 lb:250 nl:250 no:250 pl:250 pt:250 ro:250 ru:250 sl:250 sr:250 sv:250 uk:250 zh:250年