450
| Years: 446 447 448 449 - 450 - 451 452 453 454 | |
| Decades: 420s 430s 440s - 450s - 460s 470s 480s | |
| Centuries: 4th century - 5th century - 6th century | |
Events
- August 25 - Marcian proclaimed Eastern Roman Emperor by Aspar and Pulcheria.
- Saxons, Angles and Jutes invade Britain (traditional date).
Births
- Thrasamund, king of the Vandals
Deaths
- 28 July - Theodosius II, East Roman Emperor (after falling from his horse while hunting)
- November 27 - Galla Placidia
- Socrates Scholasticus, church historianaf:450
ast:450 bg:450 bs:450 ca:450 cs:450 da:450 de:450 el:450 als:450 es:450 eo:450 eu:450 fr:450 ko:450년 hr:450 io:450 id:450 it:450 he:450 lb:450 nl:450 no:450 nn:450 pl:450 pt:450 ro:450 ru:450 sk:450 sl:450 sr:450 fi:450 sv:450 tt:450 uk:450 zh:450年