| Millennium: | 1st millennium BC |
|---|---|
| Centuries: | 4th century BC – 3rd century BC – 2nd century BC |
| Decades: | 300s BC 290s BC 280s BC – 270s BC – 260s BC 250s BC 240s BC |
| Years: | 274 BC 273 BC 272 BC – 271 BC – 270 BC 269 BC 268 BC |
| 271 BC by topic | |
| Politics | |
| State leaders – Sovereign states | |
| Birth and death categories | |
| Births – Deaths | |
| Establishments and disestablishments categories | |
| Establishments – Disestablishments | |
| Gregorian calendar | 271 BC |
| Ab urbe condita | 483 |
| Armenian calendar | N/A |
| Bahá'í calendar | -2114 – -2113 |
| Bengali calendar | -863 |
| Berber calendar | 680 |
| Buddhist calendar | 274 |
| Burmese calendar | -908 |
| Byzantine calendar | 5238 – 5239 |
| Chinese calendar | [[Sexagenary cycle|]]年 (2366/2426) — to —
[[Sexagenary cycle|]]年(2367/2427) |
| Coptic calendar | -554 – -553 |
| Ethiopian calendar | -278 – -277 |
| Hebrew calendar | 3490 – 3491 |
| Hindu calendars | |
| - Bikram Samwat | -214 – -213 |
| - Shaka Samvat | N/A |
| - Kali Yuga | 2831 – 2832 |
| Holocene calendar | 9730 |
| Iranian calendar | 892 BP – 891 BP |
| Islamic calendar | 919 BH – 918 BH |
| Japanese calendar | |
| Korean calendar | 2063 |
| Thai solar calendar | 273 |