Key facts
- Gregorian calendar
- 644 BC, DCXLIV BC
- Ancient egypt era
- XXVI dynasty , 21
- Pharaoh
- Psamtik I , 21
- Ancient greek olympiad summer
- 34th Olympiad ( victor )¹
- Balinese saka calendar
- N/A
- Bengali calendar
- −1237 – −1236
- Buddhist calendar
- −99
- Burmese calendar
- −1281
- Byzantine calendar
- 4865–4866
- Chinese calendar
- 丙子 年 (Fire Rat ), 2054 or 1847, — to — , 丁丑年 (Fire Ox ), 2055 or 1848
- Coptic calendar
- −927 – −926
- Ethiopian calendar
- −651 – −650
- Hebrew calendar
- 3117–3118
- Vikram samvat
- −587 – −586
- Shaka samvat
- N/A
- Kali yuga
- 2457–2458
- Iranian calendar
- 1265 BP – 1264 BP
- Islamic calendar
- 1304 BH – 1303 BH
via Wikipedia infobox
~1 min read
Encyclopedic overview
The year 644 BC was a year of the pre-Julian Roman calendar. In the Roman Empire, it was known as year 110 Ab urbe condita. The denomination 644 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.
Events
Excerpted from Wikipedia’s “644 BC” article, available under the CC BY-SA 4.0 licence.