| Millennium: | 1st millennium BC |
|---|---|
| Centuries: | 4th century BC – 3rd century BC – 2nd century BC |
| Decades: | 230s BC 220s BC 210s BC – 200s BC – 190s BC 180s BC 170s BC |
| Years: | 207 BC 206 BC 205 BC – 204 BC – 203 BC 202 BC 201 BC |
| 204 BC by topic | |
| Politics | |
| State leaders – Sovereign states | |
| Birth and death categories | |
| Births – Deaths | |
| Establishments and disestablishments categories | |
| Establishments – Disestablishments | |
| Gregorian calendar | 204 BC |
| Ab urbe condita | 550 |
| Armenian calendar | N/A |
| Bahá'í calendar | -2047 – -2046 |
| Bengali calendar | -796 |
| Berber calendar | 747 |
| Buddhist calendar | 341 |
| Burmese calendar | -841 |
| Byzantine calendar | 5305 – 5306 |
| Chinese calendar | [[Sexagenary cycle|]]年 (2433/2493) — to —
[[Sexagenary cycle|]]年(2434/2494) |
| Coptic calendar | -487 – -486 |
| Ethiopian calendar | -211 – -210 |
| Hebrew calendar | 3557 – 3558 |
| Hindu calendars | |
| - Bikram Samwat | -147 – -146 |
| - Shaka Samvat | N/A |
| - Kali Yuga | 2898 – 2899 |
| Holocene calendar | 9797 |
| Iranian calendar | 825 BP – 824 BP |
| Islamic calendar | 850 BH – 849 BH |
| Japanese calendar | |
| Korean calendar | 2130 |
| Thai solar calendar | 340 |