538 BC

Millennium:	1st millennium BC
Centuries:	7th century BC – 6th century BC – 5th century BC
Decades:	560s BC  550s BC  540s BC  – 530s BC –  520s BC  510s BC  500s BC
Years:	541 BC 540 BC 539 BC – 538 BC – 537 BC 536 BC 535 BC

538 BC in other calendars

Gregorian calendar	538 BC DXXXVII BC
Ab urbe condita	216
Ancient Egypt era	XXVI dynasty, 127
- Pharaoh	Amasis II, 33
Ancient Greek era	60th Olympiad, year 3
Assyrian calendar	4213
Bengali calendar	−1130
Berber calendar	413
Buddhist calendar	7
Burmese calendar	−1175
Byzantine calendar	4971–4972
Chinese calendar	壬戌年 (Water Dog) 2159 or 2099     — to — 癸亥年 (Water Pig) 2160 or 2100
Coptic calendar	−821 – −820
Discordian calendar	629
Ethiopian calendar	−545 – −544
Hebrew calendar	3223–3224
Hindu calendars
- Vikram Samvat	−481 – −480
- Shaka Samvat	N/A
- Kali Yuga	2564–2565
Holocene calendar	9463
Iranian calendar	1159 BP – 1158 BP
Islamic calendar	1195 BH – 1194 BH
Julian calendar	N/A
Korean calendar	1796
Minguo calendar	2449 before ROC 民前2449年
Thai solar calendar	5–6

Events

By place

Babylon

• Cyrus the Great allows the Jews in Babylon to return to Jerusalem.