| Millennium: | 2nd millennium |
|---|---|
| Centuries: | |
| Decades: | |
| Years: |
| 1681 by topic |
|---|
| Arts and science |
| Leaders |
| Birth and death categories |
| Births – Deaths |
| Establishments and disestablishments categories |
| Establishments – Disestablishments |
| Works category |
| Gregorian calendar | 1681 MDCLXXXI |
| Ab urbe condita | 2434 |
| Armenian calendar | 1130 ԹՎ ՌՃԼ |
| Assyrian calendar | 6431 |
| Balinese saka calendar | 1602–1603 |
| Bengali calendar | 1088 |
| Berber calendar | 2631 |
| English Regnal year | 32 Cha. 2 – 33 Cha. 2 |
| Buddhist calendar | 2225 |
| Burmese calendar | 1043 |
| Byzantine calendar | 7189–7190 |
| Chinese calendar | 庚申年 (Metal Monkey) 4378 or 4171 — to — 辛酉年 (Metal Rooster) 4379 or 4172 |
| Coptic calendar | 1397–1398 |
| Discordian calendar | 2847 |
| Ethiopian calendar | 1673–1674 |
| Hebrew calendar | 5441–5442 |
| Hindu calendars | |
| - Vikram Samvat | 1737–1738 |
| - Shaka Samvat | 1602–1603 |
| - Kali Yuga | 4781–4782 |
| Holocene calendar | 11681 |
| Igbo calendar | 681–682 |
| Iranian calendar | 1059–1060 |
| Islamic calendar | 1091–1092 |
| Japanese calendar | Enpō 9 / Tenna 1 (天和元年) |
| Javanese calendar | 1603–1604 |
| Julian calendar | Gregorian minus 10 days |
| Korean calendar | 4014 |
| Minguo calendar | 231 before ROC 民前231年 |
| Nanakshahi calendar | 213 |
| Thai solar calendar | 2223–2224 |
| Tibetan calendar | 阳金猴年 (male Iron-Monkey) 1807 or 1426 or 654 — to — 阴金鸡年 (female Iron-Rooster) 1808 or 1427 or 655 |
1681 (MDCLXXXI) was a common year starting on Wednesday of the Gregorian calendar and a common year starting on Saturday of the Julian calendar, the 1681st year of the Common Era (CE) and Anno Domini (AD) designations, the 681st year of the 2nd millennium, the 81st year of the 17th century, and the 2nd year of the 1680s decade. As of the start of 1681, the Gregorian calendar was 10 days ahead of the Julian calendar, which remained in localized use until 1923.