Millennium:	1st millennium BC
Centuries:	8th century BC 7th century BC 6th century BC
Decades:	680s BC 670s BC 660s BC 650s BC 640s BC
Years:	668 BC 667 BC 666 BC 665 BC 664 BC 663 BC 662 BC

Politics
665 BC by topic
State leaders Political entities
Categories
Births
v t e

665 BC in various calendars
Gregorian calendar	665 BC DCLXV BC
Ab urbe condita	89
Ancient Egypt era	XXV dynasty, 88
- Pharaoh	Taharqa, 26
Ancient Greek era	28th Olympiad, year 4
Assyrian calendar	4086
Balinese saka calendar	N/A
Bengali calendar	−1257
Berber calendar	286
Buddhist calendar	−120
Burmese calendar	−1302
Byzantine calendar	4844–4845
Chinese calendar	乙卯年 (Wood Rabbit) 2033 or 1826 — to — 丙辰年 (Fire Dragon) 2034 or 1827
Coptic calendar	−948 – −947
Discordian calendar	502
Ethiopian calendar	−672 – −671
Hebrew calendar	3096–3097
Hindu calendars
- Vikram Samvat	−608 – −607
- Shaka Samvat	N/A
- Kali Yuga	2436–2437
Holocene calendar	9336
Iranian calendar	1286 BP – 1285 BP
Islamic calendar	1326 BH – 1324 BH
Javanese calendar	N/A
Julian calendar	N/A
Korean calendar	1669
Minguo calendar	2576 before ROC 民前2576年
Nanakshahi calendar	−2132
Thai solar calendar	−122 – −121
Tibetan calendar	阴木兔年 (female Wood-Rabbit) −538 or −919 or −1691 — to — 阳火龙年 (male Fire-Dragon) −537 or −918 or −1690

The year 665 BC was a year of the pre-Julian Roman calendar. In the Roman Empire, it was known as year 89 Ab urbe condita. The denomination 665 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

Elamite king Urtak launches a surprise attack against Babylonia but is successfully driven back

Events

Births

Deaths

References