| Years |
|---|
| Millennium |
| 2nd millennium |
| Centuries |
| Decades |
| Years |
| Gregorian calendar | 1246 MCCXLVI |
| Ab urbe condita | 1999 |
| Armenian calendar | 695 ԹՎ ՈՂԵ |
| Assyrian calendar | 5996 |
| Balinese saka calendar | 1167–1168 |
| Bengali calendar | 653 |
| Berber calendar | 2196 |
| English Regnal year | 30 Hen. 3 – 31 Hen. 3 |
| Buddhist calendar | 1790 |
| Burmese calendar | 608 |
| Byzantine calendar | 6754–6755 |
| Chinese calendar | 乙巳年 (Wood Snake) 3942 or 3882 — to — 丙午年 (Fire Horse) 3943 or 3883 |
| Coptic calendar | 962–963 |
| Discordian calendar | 2412 |
| Ethiopian calendar | 1238–1239 |
| Hebrew calendar | 5006–5007 |
| Hindu calendars | |
| - Vikram Samvat | 1302–1303 |
| - Shaka Samvat | 1167–1168 |
| - Kali Yuga | 4346–4347 |
| Holocene calendar | 11246 |
| Igbo calendar | 246–247 |
| Iranian calendar | 624–625 |
| Islamic calendar | 643–644 |
| Japanese calendar | Kangen 4 (寛元４年) |
| Javanese calendar | 1155–1156 |
| Julian calendar | 1246 MCCXLVI |
| Korean calendar | 3579 |
| Minguo calendar | 666 before ROC 民前666年 |
| Nanakshahi calendar | −222 |
| Thai solar calendar | 1788–1789 |
| Tibetan calendar | ཤིང་མོ་སྦྲུལ་ལོ་ (female Wood-Snake) 1372 or 991 or 219 — to — མེ་ཕོ་རྟ་ལོ་ (male Fire-Horse) 1373 or 992 or 220 |
1246 (MCCXLVI) was a common year starting on Monday of the Julian calendar, the 1246th year of the Common Era (CE) and Anno Domini (AD) designations, the 246th year of the 2nd millennium, the 46th year of the 13th century, and the 7th year of the 1240s decade. As of the start of 1246, the Gregorian calendar was 7 days ahead of the Julian calendar, which was the dominant calendar of the time.