| Millennium: | 1st millennium |
|---|---|
| Centuries: | |
| Decades: | |
| Years: |
| Gregorian calendar | 997 CMXCVII |
| Ab urbe condita | 1750 |
| Armenian calendar | 446 ԹՎ ՆԽԶ |
| Assyrian calendar | 5747 |
| Bengali calendar | 404 |
| Berber calendar | 1947 |
| Buddhist calendar | 1541 |
| Burmese calendar | 359 |
| Byzantine calendar | 6505–6506 |
| Chinese calendar |
丙申年 (Fire Monkey) 3693 or 3633 — to — 丁酉年 (Fire Rooster) 3694 or 3634 |
| Coptic calendar | 713–714 |
| Discordian calendar | 2163 |
| Ethiopian calendar | 989–990 |
| Hebrew calendar | 4757–4758 |
| Hindu calendars | |
| - Vikram Samvat | 1053–1054 |
| - Shaka Samvat | 918–919 |
| - Kali Yuga | 4097–4098 |
| Holocene calendar | 10997 |
| Iranian calendar | 375–376 |
| Islamic calendar | 386–387 |
| Japanese calendar |
Chōtoku 3 (長徳3年) |
| Javanese calendar | 898–899 |
| Julian calendar | 997 CMXCVII |
| Korean calendar | 3330 |
| Minguo calendar | 915 before ROC 民前915年 |
| Nanakshahi calendar | −471 |
| Seleucid era | 1308/1309 AG |
| Thai solar calendar | 1539–1540 |
Year 997 (CMXCVII) was a common year starting on Friday (link will display the full calendar) of the Julian calendar.