| Millennium: | 2nd Millennium |
|---|---|
| Centuries: | 13th cent. – 14th cent. – 15th cent. |
| Decades: | 1310s 1320s 1330s – 1340s – 1350s 1360s 1370s |
| Years: | 1340 1341 1342 – 1343 – 1344 1345 1346 |
| Gregorian calendar | 1343 MCCCXLIII |
| Ab urbe condita | 2096 |
| Armenian calendar | 792 ԹՎ ՉՂԲ |
| Assyrian calendar | 6093 |
| Bengali calendar | 750 |
| Berber calendar | 2293 |
| English Regnal year | 16 Edw. 3 – 17 Edw. 3 |
| Buddhist calendar | 1887 |
| Burmese calendar | 705 |
| Byzantine calendar | 6851–6852 |
| Chinese calendar | 壬午年 (Water Horse) 4039 or 3979 — to — 癸未年 (Water Goat) 4040 or 3980 |
| Coptic calendar | 1059–1060 |
| Discordian calendar | 2509 |
| Ethiopian calendar | 1335–1336 |
| Hebrew calendar | 5103–5104 |
| Hindu calendars | |
| - Vikram Samvat | 1399–1400 |
| - Shaka Samvat | 1264–1265 |
| - Kali Yuga | 4443–4444 |
| Holocene calendar | 11343 |
| Igbo calendar | 343–344 |
| Iranian calendar | 721–722 |
| Islamic calendar | 743–744 |
| Japanese calendar | Kōei 2 (康永２年) |
| Javanese calendar | 1255–1256 |
| Julian calendar | 1343 MCCCXLIII |
| Korean calendar | 3676 |
| Minguo calendar | 569 before ROC 民前569年 |
| Nanakshahi calendar | −125 |
| Thai solar calendar | 1885–1886 |
The year 1343 BC