| Millennium: | 1st millennium |
|---|---|
| Centuries: | |
| Decades: | |
| Years: |
| Gregorian calendar | 983 CMLXXXIII |
| Ab urbe condita | 1736 |
| Armenian calendar | 432 ԹՎ ՆԼԲ |
| Assyrian calendar | 5733 |
| Bengali calendar | 390 |
| Berber calendar | 1933 |
| Buddhist calendar | 1527 |
| Burmese calendar | 345 |
| Byzantine calendar | 6491–6492 |
| Chinese calendar |
壬午年 (Water Horse) 3679 or 3619 — to — 癸未年 (Water Goat) 3680 or 3620 |
| Coptic calendar | 699–700 |
| Discordian calendar | 2149 |
| Ethiopian calendar | 975–976 |
| Hebrew calendar | 4743–4744 |
| Hindu calendars | |
| - Vikram Samvat | 1039–1040 |
| - Shaka Samvat | 904–905 |
| - Kali Yuga | 4083–4084 |
| Holocene calendar | 10983 |
| Iranian calendar | 361–362 |
| Islamic calendar | 372–373 |
| Japanese calendar |
Tengen 6 / Eikan 1 (永観元年) |
| Javanese calendar | 884–885 |
| Julian calendar | 983 CMLXXXIII |
| Korean calendar | 3316 |
| Minguo calendar | 929 before ROC 民前929年 |
| Nanakshahi calendar | −485 |
| Seleucid era | 1294/1295 AG |
| Thai solar calendar | 1525–1526 |
Year 983 (CMLXXXIII) was a common year starting on Monday (link will display the full calendar) of the Julian calendar.