| Millennium: | 1st millennium BC |
|---|---|
| Centuries: | |
| Decades: | |
| Years: |
| 566 BC by topic |
| Politics |
|---|
| Categories |
| Gregorian calendar | 566 BC DLXVI BC |
| Ab urbe condita | 188 |
| Ancient Egypt era | XXVI dynasty, 99 |
| - Pharaoh | Amasis II, 5 |
| Ancient Greek era | 53rd Olympiad, year 3 |
| Assyrian calendar | 4185 |
| Balinese saka calendar | N/A |
| Bengali calendar | −1158 |
| Berber calendar | 385 |
| Buddhist calendar | −21 |
| Burmese calendar | −1203 |
| Byzantine calendar | 4943–4944 |
| Chinese calendar | 甲午年 (Wood Horse) 2132 or 1925 — to — 乙未年 (Wood Goat) 2133 or 1926 |
| Coptic calendar | −849 – −848 |
| Discordian calendar | 601 |
| Ethiopian calendar | −573 – −572 |
| Hebrew calendar | 3195–3196 |
| Hindu calendars | |
| - Vikram Samvat | −509 – −508 |
| - Shaka Samvat | N/A |
| - Kali Yuga | 2535–2536 |
| Holocene calendar | 9435 |
| Iranian calendar | 1187 BP – 1186 BP |
| Islamic calendar | 1223 BH – 1222 BH |
| Javanese calendar | N/A |
| Julian calendar | N/A |
| Korean calendar | 1768 |
| Minguo calendar | 2477 before ROC 民前2477年 |
| Nanakshahi calendar | −2033 |
| Thai solar calendar | −23 – −22 |
| Tibetan calendar | 阳木马年 (male Wood-Horse) −439 or −820 or −1592 — to — 阴木羊年 (female Wood-Goat) −438 or −819 or −1591 |
The year 566 BC was a year of the pre-Julian Roman calendar. In the Roman Empire, it was known as year 188 Ab urbe condita. The denomination 566 BC for this year has been used since the early medieval period, when the Anno Domini calendar era became the prevalent method in Europe for naming years.