609 BC

Millennium: 1st millennium BC
Centuries:
Decades:
Years:
609 BC in various calendars
Gregorian calendar609 BC
DCIX BC
Ab urbe condita145
Ancient Egypt eraXXVI dynasty, 56
- PharaohNecho II, 2
Ancient Greek era42nd Olympiad, year 4
Assyrian calendar4142
Balinese saka calendarN/A
Bengali calendar−1201
Berber calendar342
Buddhist calendar−64
Burmese calendar−1246
Byzantine calendar4900–4901
Chinese calendar辛亥年 (Metal Pig)
2089 or 1882
    — to —
壬子年 (Water Rat)
2090 or 1883
Coptic calendar−892 – −891
Discordian calendar558
Ethiopian calendar−616 – −615
Hebrew calendar3152–3153
Hindu calendars
 - Vikram Samvat−552 – −551
 - Shaka SamvatN/A
 - Kali Yuga2492–2493
Holocene calendar9392
Iranian calendar1230 BP – 1229 BP
Islamic calendar1268 BH – 1267 BH
Javanese calendarN/A
Julian calendarN/A
Korean calendar1725
Minguo calendar2520 before ROC
民前2520年
Nanakshahi calendar−2076
Thai solar calendar−66 – −65
Tibetan calendar阴金猪年
(female Iron-Pig)
−482 or −863 or −1635
    — to —
阳水鼠年
(male Water-Rat)
−481 or −862 or −1634

The year 609 BC was a year of the pre-Julian Roman calendar. In the Roman Empire, it was known as year 145 Ab urbe condita . The denomination 609 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.