| Centuries: | 4th century · 5th century · 6th century |
| Decades: | 420s 430s 440s 450s 460s 470s 480s |
| Years: | 449 450 451 452 453 454 455 |
| 452 by topic | |
| Politics | |
| State leaders – Sovereign states | |
| Birth and death categories | |
| Births – Deaths | |
| Establishment and disestablishment categories | |
| Establishments – Disestablishments | |
| Gregorian calendar | 452 CDLII |
| Ab urbe condita | 1205 |
| Armenian calendar | N/A |
| Bahá'í calendar | -1392 – -1391 |
| Bengali calendar | -141 |
| Berber calendar | 1402 |
| Buddhist calendar | 996 |
| Burmese calendar | -186 |
| Byzantine calendar | 5960 – 5961 |
| Chinese calendar | 辛卯年十一月廿四日 (3088/3148-11-24) — to —
壬辰年十二月初五日(3089/3149-12-5) |
| Coptic calendar | 168 – 169 |
| Ethiopian calendar | 444 – 445 |
| Hebrew calendar | 4212 – 4213 |
| Hindu calendars | |
| - Bikram Samwat | 508 – 509 |
| - Shaka Samvat | 374 – 375 |
| - Kali Yuga | 3553 – 3554 |
| Holocene calendar | 10452 |
| Iranian calendar | 170 BP – 169 BP |
| Islamic calendar | 175 BH – 174 BH |
| Japanese calendar | |
| Korean calendar | 2785 |
| Thai solar calendar | 995 |