| Millennium: | 1st millennium |
|---|---|
| Centuries: | 2nd century – 3rd century – 4th century |
| Decades: | 200s 210s 220s – 230s – 240s 250s 260s |
| Years: | 231 232 233 – 234 – 235 236 237 |
| 234 by topic | |
| Politics | |
| State leaders – Sovereign states | |
| Birth and death categories | |
| Births – Deaths | |
| Establishment and disestablishment categories | |
| Establishments – Disestablishments | |
| Gregorian calendar | 234 CCXXXIV |
| Ab urbe condita | 987 |
| Armenian calendar | N/A |
| Bahá'í calendar | -1610 – -1609 |
| Bengali calendar | -359 |
| Berber calendar | 1184 |
| Buddhist calendar | 778 |
| Burmese calendar | -404 |
| Byzantine calendar | 5742 – 5743 |
| Chinese calendar | 癸丑年十一月十四日 (2870/2930-11-14) — to —
甲寅年十一月廿三日(2871/2931-11-23) |
| Coptic calendar | -50 – -49 |
| Ethiopian calendar | 226 – 227 |
| Hebrew calendar | 3994 – 3995 |
| Hindu calendars | |
| - Bikram Samwat | 290 – 291 |
| - Shaka Samvat | 156 – 157 |
| - Kali Yuga | 3335 – 3336 |
| Holocene calendar | 10234 |
| Iranian calendar | 388 BP – 387 BP |
| Islamic calendar | 400 BH – 399 BH |
| Japanese calendar | |
| Korean calendar | 2567 |
| Thai solar calendar | 777 |