| Centuries: | 3rd century · 4th century · 5th century |
| Decades: | 290s 300s 310s 320s 330s 340s 350s |
| Years: | 324 325 326 327 328 329 330 |
| 327 by topic | |
| Politics | |
| State leaders – Sovereign states | |
| Birth and death categories | |
| Births – Deaths | |
| Establishment and disestablishment categories | |
| Establishments – Disestablishments | |
| Gregorian calendar | 327 CCCXXVII |
| Ab urbe condita | 1080 |
| Armenian calendar | N/A |
| Bahá'í calendar | -1517 – -1516 |
| Bengali calendar | -266 |
| Berber calendar | 1277 |
| Buddhist calendar | 871 |
| Burmese calendar | -311 |
| Byzantine calendar | 5835 – 5836 |
| Chinese calendar | 丙戌年十一月廿二日 (2963/3023-11-22) — to —
丁亥年十二月初二日(2964/3024-12-2) |
| Coptic calendar | 43 – 44 |
| Ethiopian calendar | 319 – 320 |
| Hebrew calendar | 4087 – 4088 |
| Hindu calendars | |
| - Bikram Samwat | 383 – 384 |
| - Shaka Samvat | 249 – 250 |
| - Kali Yuga | 3428 – 3429 |
| Holocene calendar | 10327 |
| Iranian calendar | 295 BP – 294 BP |
| Islamic calendar | 304 BH – 303 BH |
| Japanese calendar | |
| Korean calendar | 2660 |
| Thai solar calendar | 870 |