| Millennium: | 2nd millennium |
|---|---|
| Centuries: | |
| Decades: | |
| Years: |
| 1677 by topic |
|---|
| Arts and science |
| Leaders |
| Birth and death categories |
| Births – Deaths |
| Establishments and disestablishments categories |
| Establishments – Disestablishments |
| Works category |
| Gregorian calendar | 1677 MDCLXXVII |
| Ab urbe condita | 2430 |
| Armenian calendar | 1126 ԹՎ ՌՃԻԶ |
| Assyrian calendar | 6427 |
| Balinese saka calendar | 1598–1599 |
| Bengali calendar | 1084 |
| Berber calendar | 2627 |
| English Regnal year | 28 Cha. 2 – 29 Cha. 2 |
| Buddhist calendar | 2221 |
| Burmese calendar | 1039 |
| Byzantine calendar | 7185–7186 |
| Chinese calendar | 丙辰年 (Fire Dragon) 4374 or 4167 — to — 丁巳年 (Fire Snake) 4375 or 4168 |
| Coptic calendar | 1393–1394 |
| Discordian calendar | 2843 |
| Ethiopian calendar | 1669–1670 |
| Hebrew calendar | 5437–5438 |
| Hindu calendars | |
| - Vikram Samvat | 1733–1734 |
| - Shaka Samvat | 1598–1599 |
| - Kali Yuga | 4777–4778 |
| Holocene calendar | 11677 |
| Igbo calendar | 677–678 |
| Iranian calendar | 1055–1056 |
| Islamic calendar | 1087–1088 |
| Japanese calendar | Enpō 5 (延宝５年) |
| Javanese calendar | 1599–1600 |
| Julian calendar | Gregorian minus 10 days |
| Korean calendar | 4010 |
| Minguo calendar | 235 before ROC 民前235年 |
| Nanakshahi calendar | 209 |
| Thai solar calendar | 2219–2220 |
| Tibetan calendar | 阳火龙年 (male Fire-Dragon) 1803 or 1422 or 650 — to — 阴火蛇年 (female Fire-Snake) 1804 or 1423 or 651 |
1677 (MDCLXXVII) was a common year starting on Friday of the Gregorian calendar and a common year starting on Monday of the Julian calendar, the 1677th year of the Common Era (CE) and Anno Domini (AD) designations, the 677th year of the 2nd millennium, the 77th year of the 17th century, and the 8th year of the 1670s decade. As of the start of 1677, the Gregorian calendar was 10 days ahead of the Julian calendar, which remained in localized use until 1923.