543
| Years: 539 540 541 542 - 543 - 544 545 546 547 | |
| Decades: 510s 520s 530s - 540s - 550s 560s 570s | |
| Centuries: 5th century - 6th century - 7th century | |
Events
- The doctrine of apocatastasis is condemned by the Synod of Constantinople.
Births
- Saint Columbanus
Deaths
- Saint Benedict of Nursia, founder of the Benedictine Order of monks