| Centuries: | 3rd century · 4th century · 5th century |
| Decades: | 340s 350s 360s 370s 380s 390s 400s |
| Years: | 374 375 376 377 378 379 380 |
| 377 by topic | |
| Politics | |
| State leaders – Sovereign states | |
| Birth and death categories | |
| Births – Deaths | |
| Establishment and disestablishment categories | |
| Establishments – Disestablishments | |
| Gregorian calendar | 377 CCCLXXVII |
| Ab urbe condita | 1130 |
| Armenian calendar | N/A |
| Bahá'í calendar | -1467 – -1466 |
| Bengali calendar | -216 |
| Berber calendar | 1327 |
| Buddhist calendar | 921 |
| Burmese calendar | -261 |
| Byzantine calendar | 5885 – 5886 |
| Chinese calendar | 丙子年十二月初六日 (3013/3073-12-6) — to —
丁丑年十一月十五日(3014/3074-11-15) |
| Coptic calendar | 93 – 94 |
| Ethiopian calendar | 369 – 370 |
| Hebrew calendar | 4137 – 4138 |
| Hindu calendars | |
| - Bikram Samwat | 433 – 434 |
| - Shaka Samvat | 299 – 300 |
| - Kali Yuga | 3478 – 3479 |
| Holocene calendar | 10377 |
| Iranian calendar | 245 BP – 244 BP |
| Islamic calendar | 253 BH – 252 BH |
| Japanese calendar | |
| Korean calendar | 2710 |
| Thai solar calendar | 920 |