| Centuries: | 4th century · 5th century · 6th century |
| Decades: | 420s 430s 440s 450s 460s 470s 480s |
| Years: | 453 454 455 456 457 458 459 |
| 456 by topic | |
| Politics | |
| State leaders – Sovereign states | |
| Birth and death categories | |
| Births – Deaths | |
| Establishment and disestablishment categories | |
| Establishments – Disestablishments | |
| Gregorian calendar | 456 CDLVI |
| Ab urbe condita | 1209 |
| Armenian calendar | N/A |
| Bahá'í calendar | -1388 – -1387 |
| Bengali calendar | -137 |
| Berber calendar | 1406 |
| Buddhist calendar | 1000 |
| Burmese calendar | -182 |
| Byzantine calendar | 5964 – 5965 |
| Chinese calendar | 乙未年十二月初八日 (3092/3152-12-8) — to —
丙申年十一月十九日(3093/3153-11-19) |
| Coptic calendar | 172 – 173 |
| Ethiopian calendar | 448 – 449 |
| Hebrew calendar | 4216 – 4217 |
| Hindu calendars | |
| - Bikram Samwat | 512 – 513 |
| - Shaka Samvat | 378 – 379 |
| - Kali Yuga | 3557 – 3558 |
| Holocene calendar | 10456 |
| Iranian calendar | 166 BP – 165 BP |
| Islamic calendar | 171 BH – 170 BH |
| Japanese calendar | |
| Korean calendar | 2789 |
| Thai solar calendar | 999 |