1121

Millennium: 2nd millennium
Centuries:
Decades:
Years:
1121 in various calendars
Gregorian calendar1121
MCXXI
Ab urbe condita1874
Armenian calendar570
ԹՎ ՇՀ
Assyrian calendar5871
Balinese saka calendar1042–1043
Bengali calendar528
Berber calendar2071
English Regnal year21 Hen. 1 – 22 Hen. 1
Buddhist calendar1665
Burmese calendar483
Byzantine calendar6629–6630
Chinese calendar庚子年 (Metal Rat)
3818 or 3611
    — to —
辛丑年 (Metal Ox)
3819 or 3612
Coptic calendar837–838
Discordian calendar2287
Ethiopian calendar1113–1114
Hebrew calendar4881–4882
Hindu calendars
 - Vikram Samvat1177–1178
 - Shaka Samvat1042–1043
 - Kali Yuga4221–4222
Holocene calendar11121
Igbo calendar121–122
Iranian calendar499–500
Islamic calendar514–515
Japanese calendarHōan 2
(保安2年)
Javanese calendar1026–1027
Julian calendar1121
MCXXI
Korean calendar3454
Minguo calendar791 before ROC
民前791年
Nanakshahi calendar−347
Seleucid era1432/1433 AG
Thai solar calendar1663–1664
Tibetan calendar阳金鼠年
(male Iron-Rat)
1247 or 866 or 94
    — to —
阴金牛年
(female Iron-Ox)
1248 or 867 or 95
David IV ("the Builder") (1073–1125) defends his Kingdom of Georgia this year

Year 1121 (MCXXI) was a common year starting on Saturday (link will display the full calendar) of the Julian calendar.