641 BC

Millennium:	1st millennium BC
Centuries:	8th century BC 7th century BC 6th century BC
Decades:	660s BC 650s BC 640s BC 630s BC 620s BC
Years:	644 BC 643 BC 642 BC 641 BC 640 BC 639 BC 638 BC

641 BC in various calendars
Gregorian calendar	641 BC DCXL BC
Ab urbe condita	113
Ancient Egypt era	XXVI dynasty, 24
- Pharaoh	Psamtik I, 24
Ancient Greek era	34th Olympiad, year 4
Assyrian calendar	4110
Balinese saka calendar	N/A
Bengali calendar	−1233
Berber calendar	310
Buddhist calendar	−96
Burmese calendar	−1278
Byzantine calendar	4868–4869
Chinese calendar	己卯年 (Earth Rabbit) 2056 or 1996 — to — 庚辰年 (Metal Dragon) 2057 or 1997
Coptic calendar	−924 – −923
Discordian calendar	526
Ethiopian calendar	−648 – −647
Hebrew calendar	3120–3121
Hindu calendars
- Vikram Samvat	−584 – −583
- Shaka Samvat	N/A
- Kali Yuga	2460–2461
Holocene calendar	9360
Iranian calendar	1262 BP – 1261 BP
Islamic calendar	1301 BH – 1300 BH
Javanese calendar	N/A
Julian calendar	N/A
Korean calendar	1693
Minguo calendar	2552 before ROC 民前2552年
Nanakshahi calendar	−2108
Thai solar calendar	−98 – −97
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