| Millennium: | 2nd millennium |
|---|---|
| Centuries: | |
| Decades: | |
| Years: |
| 1664 by topic |
|---|
| Arts and science |
| Leaders |
| Birth and death categories |
| Births – Deaths |
| Establishments and disestablishments categories |
| Establishments – Disestablishments |
| Works category |
| Gregorian calendar | 1664 MDCLXIV |
| Ab urbe condita | 2417 |
| Armenian calendar | 1113 ԹՎ ՌՃԺԳ |
| Assyrian calendar | 6414 |
| Balinese saka calendar | 1585–1586 |
| Bengali calendar | 1071 |
| Berber calendar | 2614 |
| English Regnal year | 15 Cha. 2 – 16 Cha. 2 |
| Buddhist calendar | 2208 |
| Burmese calendar | 1026 |
| Byzantine calendar | 7172–7173 |
| Chinese calendar | 癸卯年 (Water Rabbit) 4361 or 4154 — to — 甲辰年 (Wood Dragon) 4362 or 4155 |
| Coptic calendar | 1380–1381 |
| Discordian calendar | 2830 |
| Ethiopian calendar | 1656–1657 |
| Hebrew calendar | 5424–5425 |
| Hindu calendars | |
| - Vikram Samvat | 1720–1721 |
| - Shaka Samvat | 1585–1586 |
| - Kali Yuga | 4764–4765 |
| Holocene calendar | 11664 |
| Igbo calendar | 664–665 |
| Iranian calendar | 1042–1043 |
| Islamic calendar | 1074–1075 |
| Japanese calendar | Kanbun 4 (寛文４年) |
| Javanese calendar | 1586–1587 |
| Julian calendar | Gregorian minus 10 days |
| Korean calendar | 3997 |
| Minguo calendar | 248 before ROC 民前248年 |
| Nanakshahi calendar | 196 |
| Thai solar calendar | 2206–2207 |
| Tibetan calendar | 阴水兔年 (female Water-Rabbit) 1790 or 1409 or 637 — to — 阳木龙年 (male Wood-Dragon) 1791 or 1410 or 638 |
.jpg)
1664 (MDCLXIV) was a leap year starting on Tuesday of the Gregorian calendar and a leap year starting on Friday of the Julian calendar, the 1664th year of the Common Era (CE) and Anno Domini (AD) designations, the 664th year of the 2nd millennium, the 64th year of the 17th century, and the 5th year of the 1660s decade. As of the start of 1664, the Gregorian calendar was 10 days ahead of the Julian calendar, which remained in localized use until 1923.