| Millennium: | 2nd millennium |
|---|---|
| Centuries: | |
| Decades: | |
| Years: |
| 1120 by topic |
|---|
| Leaders |
| Birth and death categories |
| Births – Deaths |
| Establishments and disestablishments categories |
| Establishments – Disestablishments |
| Art and literature |
| 1120 in poetry |
| Gregorian calendar | 1120 MCXX |
| Ab urbe condita | 1873 |
| Armenian calendar | 569 ԹՎ ՇԿԹ |
| Assyrian calendar | 5870 |
| Balinese saka calendar | 1041–1042 |
| Bengali calendar | 527 |
| Berber calendar | 2070 |
| English Regnal year | 20 Hen. 1 – 21 Hen. 1 |
| Buddhist calendar | 1664 |
| Burmese calendar | 482 |
| Byzantine calendar | 6628–6629 |
| Chinese calendar | 己亥年 (Earth Pig) 3817 or 3610 — to — 庚子年 (Metal Rat) 3818 or 3611 |
| Coptic calendar | 836–837 |
| Discordian calendar | 2286 |
| Ethiopian calendar | 1112–1113 |
| Hebrew calendar | 4880–4881 |
| Hindu calendars | |
| - Vikram Samvat | 1176–1177 |
| - Shaka Samvat | 1041–1042 |
| - Kali Yuga | 4220–4221 |
| Holocene calendar | 11120 |
| Igbo calendar | 120–121 |
| Iranian calendar | 498–499 |
| Islamic calendar | 513–514 |
| Japanese calendar | Gen'ei 3 / Hōan 1 (保安元年) |
| Javanese calendar | 1025–1026 |
| Julian calendar | 1120 MCXX |
| Korean calendar | 3453 |
| Minguo calendar | 792 before ROC 民前792年 |
| Nanakshahi calendar | −348 |
| Seleucid era | 1431/1432 AG |
| Thai solar calendar | 1662–1663 |
| Tibetan calendar | 阴土猪年 (female Earth-Pig) 1246 or 865 or 93 — to — 阳金鼠年 (male Iron-Rat) 1247 or 866 or 94 |
Year 1120 (MCXX) was a leap year starting on Thursday (link will display the full calendar) of the Julian calendar.