| Millennium: | 1st millennium |
|---|---|
| Centuries: | |
| Decades: | |
| Years: |
| Gregorian calendar | 837 DCCCXXXVII |
| Ab urbe condita | 1590 |
| Armenian calendar | 286 ԹՎ ՄՁԶ |
| Assyrian calendar | 5587 |
| Bengali calendar | 244 |
| Berber calendar | 1787 |
| Buddhist calendar | 1381 |
| Burmese calendar | 199 |
| Byzantine calendar | 6345–6346 |
| Chinese calendar |
丙辰年 (Fire Dragon) 3533 or 3473 — to — 丁巳年 (Fire Snake) 3534 or 3474 |
| Coptic calendar | 553–554 |
| Discordian calendar | 2003 |
| Ethiopian calendar | 829–830 |
| Hebrew calendar | 4597–4598 |
| Hindu calendars | |
| - Vikram Samvat | 893–894 |
| - Shaka Samvat | 758–759 |
| - Kali Yuga | 3937–3938 |
| Holocene calendar | 10837 |
| Iranian calendar | 215–216 |
| Islamic calendar | 222–223 |
| Japanese calendar |
Jōwa 4 (承和4年) |
| Javanese calendar | 733–734 |
| Julian calendar | 837 DCCCXXXVII |
| Korean calendar | 3170 |
| Minguo calendar | 1075 before ROC 民前1075年 |
| Nanakshahi calendar | −631 |
| Seleucid era | 1148/1149 AG |
| Thai solar calendar | 1379–1380 |
Year 837 (DCCCXXXVII) was a common year starting on Monday (link will display the full calendar) of the Julian calendar.