634 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  610s BC  600s BC
Years:	637 BC 636 BC 635 BC – 634 BC – 633 BC 632 BC 631 BC

634 BC in other calendars

Gregorian calendar	634 BC DCXXXIII BC
Ab urbe condita	120
Ancient Egypt era	XXVI dynasty, 31
- Pharaoh	Psamtik I, 31
Ancient Greek era	36th Olympiad, year 3
Assyrian calendar	4117
Bengali calendar	−1226
Berber calendar	317
Buddhist calendar	−89
Burmese calendar	−1271
Byzantine calendar	4875–4876
Chinese calendar	丙戌年 (Fire Dog) 2063 or 2003     — to — 丁亥年 (Fire Pig) 2064 or 2004
Coptic calendar	−917 – −916
Discordian calendar	533
Ethiopian calendar	−641 – −640
Hebrew calendar	3127–3128
Hindu calendars
- Vikram Samvat	−577 – −576
- Shaka Samvat	N/A
- Kali Yuga	2468–2469
Holocene calendar	9367
Iranian calendar	1255 BP – 1254 BP
Islamic calendar	1294 BH – 1293 BH
Julian calendar	N/A
Korean calendar	1700
Minguo calendar	2545 before ROC 民前2545年
Thai solar calendar	−91 – −90

Births

• Thales, Greek philosopher
• Nebuchadnezzar II, king of the Neo-Babylonian Empire (approximate date)