1266

Millennium: 2nd millennium
Centuries:
Decades:
Years:
1266 in various calendars
Gregorian calendar1266
MCCLXVI
Ab urbe condita2019
Armenian calendar715
ԹՎ ՉԺԵ
Assyrian calendar6016
Balinese saka calendar1187–1188
Bengali calendar673
Berber calendar2216
English Regnal year50 Hen. 3 – 51 Hen. 3
Buddhist calendar1810
Burmese calendar628
Byzantine calendar6774–6775
Chinese calendar乙丑年 (Wood Ox)
3963 or 3756
    — to —
丙寅年 (Fire Tiger)
3964 or 3757
Coptic calendar982–983
Discordian calendar2432
Ethiopian calendar1258–1259
Hebrew calendar5026–5027
Hindu calendars
 - Vikram Samvat1322–1323
 - Shaka Samvat1187–1188
 - Kali Yuga4366–4367
Holocene calendar11266
Igbo calendar266–267
Iranian calendar644–645
Islamic calendar664–665
Japanese calendarBun'ei 3
(文永3年)
Javanese calendar1176–1177
Julian calendar1266
MCCLXVI
Korean calendar3599
Minguo calendar646 before ROC
民前646年
Nanakshahi calendar−202
Thai solar calendar1808–1809
Tibetan calendar阴木牛年
(female Wood-Ox)
1392 or 1011 or 239
    — to —
阳火虎年
(male Fire-Tiger)
1393 or 1012 or 240
Charles of Anjou (left) defeats Manfred of Sicily at the Battle of Benevento.

Year 1266 (MCCLXVI) was a common year starting on Friday (link will display the full calendar) of the Julian calendar.