1312
| Millennium: | 2nd millennium |
|---|---|
| Centuries: | 13th century – 14th century – 15th century |
| Decades: | 1280s 1290s 1300s – 1310s – 1320s 1330s 1340s |
| Years: | 1309 1310 1311 – 1312 – 1313 1314 1315 |
| Gregorian calendar | 1312 MCCCXII |
| Ab urbe condita | 2065 |
| Armenian calendar | 761 ԹՎ ՉԿԱ |
| Assyrian calendar | 6062 |
| Balinese saka calendar | 1233–1234 |
| Bengali calendar | 719 |
| Berber calendar | 2262 |
| English Regnal year | 5 Edw. 2 – 6 Edw. 2 |
| Buddhist calendar | 1856 |
| Burmese calendar | 674 |
| Byzantine calendar | 6820–6821 |
| Chinese calendar | 辛亥年 (Metal Pig) 4008 or 3948 — to — 壬子年 (Water Rat) 4009 or 3949 |
| Coptic calendar | 1028–1029 |
| Discordian calendar | 2478 |
| Ethiopian calendar | 1304–1305 |
| Hebrew calendar | 5072–5073 |
| Hindu calendars | |
| - Vikram Samvat | 1368–1369 |
| - Shaka Samvat | 1233–1234 |
| - Kali Yuga | 4412–4413 |
| Holocene calendar | 11312 |
| Igbo calendar | 312–313 |
| Iranian calendar | 690–691 |
| Islamic calendar | 711–712 |
| Japanese calendar | Ōchō 2 / Shōwa 1 (正和元年) |
| Javanese calendar | 1223–1224 |
| Julian calendar | 1312 MCCCXII |
| Korean calendar | 3645 |
| Minguo calendar | 600 before ROC 民前600年 |
| Nanakshahi calendar | −156 |
| Thai solar calendar | 1854–1855 |
| Tibetan calendar | 阴金猪年 (female Iron-Pig) 1438 or 1057 or 285 — to — 阳水鼠年 (male Water-Rat) 1439 or 1058 or 286 |
1312 (MCCCXII) was a leap year starting on Saturday of the Julian calendar, the 1312th year of the Common Era (CE) and Anno Domini (AD) designations, the 312th year of the 2nd millennium, the 12th year of the 14th century, and the 3rd year of the 1310s decade. As of the start of 1312, the Gregorian calendar was 8 days ahead of the Julian calendar, which was the dominant calendar of the time.