| Millennium: | 1st millennium BC |
|---|---|
| Centuries: | |
| Decades: | |
| Years: |
| Gregorian calendar | 526 BC DXXV BC |
| Ab urbe condita | 228 |
| Ancient Egypt era | XXVI dynasty, 139 |
| - Pharaoh | Psamtik III, 1 |
| Ancient Greek era | 63rd Olympiad, year 3 |
| Assyrian calendar | 4225 |
| Bengali calendar | −1118 |
| Berber calendar | 425 |
| Buddhist calendar | 19 |
| Burmese calendar | −1163 |
| Byzantine calendar | 4983–4984 |
| Chinese calendar |
甲戌年 (Wood Dog) 2171 or 2111 — to — 乙亥年 (Wood Pig) 2172 or 2112 |
| Coptic calendar | −809 – −808 |
| Discordian calendar | 641 |
| Ethiopian calendar | −533 – −532 |
| Hebrew calendar | 3235–3236 |
| Hindu calendars | |
| - Vikram Samvat | −469 – −468 |
| - Shaka Samvat | N/A |
| - Kali Yuga | 2575–2576 |
| Holocene calendar | 9475 |
| Iranian calendar | 1147 BP – 1146 BP |
| Islamic calendar | 1182 BH – 1181 BH |
| Javanese calendar | N/A |
| Julian calendar | N/A |
| Korean calendar | 1808 |
| Minguo calendar | 2437 before ROC 民前2437年 |
| Nanakshahi calendar | −1993 |
| Thai solar calendar | 17–18 |
The year 526 BC was a year of the pre-Julian Roman calendar. In the Roman Empire, it was known as year 244 Ab urbe condita . The denomination 526 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.