1091

Millennium: 2nd millennium
Centuries:
Decades:
Years:
1091 in various calendars
Gregorian calendar1091
MXCI
Ab urbe condita1844
Armenian calendar540
ԹՎ ՇԽ
Assyrian calendar5841
Balinese saka calendar1012–1013
Bengali calendar498
Berber calendar2041
English Regnal yearWill. 2 – 5 Will. 2
Buddhist calendar1635
Burmese calendar453
Byzantine calendar6599–6600
Chinese calendar庚午年 (Metal Horse)
3788 or 3581
    — to —
辛未年 (Metal Goat)
3789 or 3582
Coptic calendar807–808
Discordian calendar2257
Ethiopian calendar1083–1084
Hebrew calendar4851–4852
Hindu calendars
 - Vikram Samvat1147–1148
 - Shaka Samvat1012–1013
 - Kali Yuga4191–4192
Holocene calendar11091
Igbo calendar91–92
Iranian calendar469–470
Islamic calendar483–484
Japanese calendarKanji 5
(寛治5年)
Javanese calendar995–996
Julian calendar1091
MXCI
Korean calendar3424
Minguo calendar821 before ROC
民前821年
Nanakshahi calendar−377
Seleucid era1402/1403 AG
Thai solar calendar1633–1634
Tibetan calendar阳金马年
(male Iron-Horse)
1217 or 836 or 64
    — to —
阴金羊年
(female Iron-Goat)
1218 or 837 or 65
Roger I of Sicily (r. 1071–1101)

Year 1091 (MXCI) was a common year starting on Wednesday (link will display the full calendar) of the Julian calendar.