| Centuries: | 3rd century · 4th century · 5th century |
| Decades: | 290s 300s 310s 320s 330s 340s 350s |
| Years: | 322 323 324 325 326 327 328 |
| 325 by topic | |
| Politics | |
| State leaders – Sovereign states | |
| Birth and death categories | |
| Births – Deaths | |
| Establishment and disestablishment categories | |
| Establishments – Disestablishments | |
| Gregorian calendar | 325 CCCXXV |
| Ab urbe condita | 1078 |
| Armenian calendar | N/A |
| Bahá'í calendar | -1519 – -1518 |
| Bengali calendar | -268 |
| Berber calendar | 1275 |
| Buddhist calendar | 869 |
| Burmese calendar | -313 |
| Byzantine calendar | 5833 – 5834 |
| Chinese calendar | 甲申年十二月初一日 (2961/3021-12-1) — to —
乙酉年十一月初十日(2962/3022-11-10) |
| Coptic calendar | 41 – 42 |
| Ethiopian calendar | 317 – 318 |
| Hebrew calendar | 4085 – 4086 |
| Hindu calendars | |
| - Bikram Samwat | 381 – 382 |
| - Shaka Samvat | 247 – 248 |
| - Kali Yuga | 3426 – 3427 |
| Holocene calendar | 10325 |
| Iranian calendar | 297 BP – 296 BP |
| Islamic calendar | 306 BH – 305 BH |
| Japanese calendar | |
| Korean calendar | 2658 |
| Thai solar calendar | 868 |