680

Millennium: 1st millennium
Centuries:
Decades:
Years:
680 in various calendars
Gregorian calendar680
DCLXXX
Ab urbe condita1433
Armenian calendar129
ԹՎ ՃԻԹ
Assyrian calendar5430
Balinese saka calendar601–602
Bengali calendar87
Berber calendar1630
Buddhist calendar1224
Burmese calendar42
Byzantine calendar6188–6189
Chinese calendar己卯年 (Earth Rabbit)
3377 or 3170
    — to —
庚辰年 (Metal Dragon)
3378 or 3171
Coptic calendar396–397
Discordian calendar1846
Ethiopian calendar672–673
Hebrew calendar4440–4441
Hindu calendars
 - Vikram Samvat736–737
 - Shaka Samvat601–602
 - Kali Yuga3780–3781
Holocene calendar10680
Iranian calendar58–59
Islamic calendar60–61
Japanese calendarHakuchi 31
(白雉31年)
Javanese calendar572–573
Julian calendar680
DCLXXX
Korean calendar3013
Minguo calendar1232 before ROC
民前1232年
Nanakshahi calendar−788
Seleucid era991/992 AG
Thai solar calendar1222–1223
Tibetan calendar阴土兔年
(female Earth-Rabbit)
806 or 425 or −347
    — to —
阳金龙年
(male Iron-Dragon)
807 or 426 or −346
Byzantine–Bulgarian War: Army of Asparukh occupies the territory of current-day Bulgaria.

Year 680 (DCLXXX) was a leap year starting on Sunday (link will display the full calendar) of the Julian calendar. The denomination 680 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.