687

687 (DCLXXXVII) was a common year starting on Tuesday of the Julian calendar, the 687th year of the Common Era (CE) and Anno Domini (AD) designations, the 687th year of the 1st millennium, the 87th year of the 7th century, and the 8th year of the 680s decade. As of the start of 687, the Gregorian calendar was 3 days ahead of the Julian calendar, which was the dominant calendar of the time.

Millennium:	1st millennium
Centuries:	6th century – 7th century – 8th century
Decades:	650s  660s  670s  – 680s –  690s  700s  710s
Years:	684 685 686 – 687 – 688 689 690

687 in other calendars

Gregorian calendar	687 DCLXXXVII
Ab urbe condita	1440
Armenian calendar	136 ԹՎ ՃԼԶ
Assyrian calendar	5437
Balinese saka calendar	608–609
Bengali calendar	94
Berber calendar	1637
Buddhist calendar	1231
Burmese calendar	49
Byzantine calendar	6195–6196
Chinese calendar	丙戌年 (Fire Dog) 3383 or 3323     — to — 丁亥年 (Fire Pig) 3384 or 3324
Coptic calendar	403–404
Discordian calendar	1853
Ethiopian calendar	679–680
Hebrew calendar	4447–4448
Hindu calendars
- Vikram Samvat	743–744
- Shaka Samvat	608–609
- Kali Yuga	3787–3788
Holocene calendar	10687
Iranian calendar	65–66
Islamic calendar	67–68
Japanese calendar	N/A
Javanese calendar	579–580
Julian calendar	687 DCLXXXVII
Korean calendar	3020
Minguo calendar	1225 before ROC 民前1225年
Nanakshahi calendar	−781
Seleucid era	998/999 AG
Thai solar calendar	1229–1230
Tibetan calendar	阳火狗年 (male Fire-Dog) 813 or 432 or −340     — to — 阴火猪年 (female Fire-Pig) 814 or 433 or −339

Events

• December 15 – Sergius succeeds Conon as Pope
• King Theuderic III of Neustria is defeated by Pepin of Herstal, Mayor of the Palace of Austrasia. Austrasia and Neustria are combined again; Pepin becomes de facto ruler of both areas.
• Egica succeeds Erwig as king of the Visigoths.
• Construction of the Dome of the Rock is started.
• Adamnan visits the Northumbrian court of Ecgfrith to ransom Irish captives.