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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…
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| Subject | Predicate | Object | Confidence | Src |
|---|---|---|---|---|
| 1664 | - Kali Yuga | 4764–4765 | 1.00 | infobox |
| 1664 | - Shaka Samvat | 1585–1586 | 1.00 | infobox |
| 1664 | - Vikram Samvat | 1720–1721 | 1.00 | infobox |
| 1664 | Ab urbe condita | 2417 | 1.00 | infobox |
| 1664 | Armenian calendar | 1113 ԹՎ ՌՃԺԳ | 1.00 | infobox |
| 1664 | Assyrian calendar | 6414 | 1.00 | infobox |
| 1664 | Balinese saka calendar | 1585–1586 | 1.00 | infobox |
| 1664 | Bengali calendar | 1070–1071 | 1.00 | infobox |
| 1664 | Berber calendar | 2614 | 1.00 | infobox |
| 1664 | Buddhist calendar | 2208 | 1.00 | infobox |
| 1664 | Burmese calendar | 1026 | 1.00 | infobox |
| 1664 | Byzantine calendar | 7172–7173 | 1.00 | infobox |
| 1664 | Chinese calendar | 癸卯年 (Water Rabbit) 4361 or 4154 — to — 甲辰年 (Wood Dragon) 4362 or 4155 | 1.00 | infobox |
| 1664 | Coptic calendar | 1380–1381 | 1.00 | infobox |
| 1664 | Discordian calendar | 2830 | 1.00 | infobox |
| 1664 | English Regnal year | 15 Cha. 2 – 16 Cha. 2 | 1.00 | infobox |
| 1664 | Ethiopian calendar | 1656–1657 | 1.00 | infobox |
| 1664 | Gregorian calendar | 1664 MDCLXIV | 1.00 | infobox |
| 1664 | Hebrew calendar | 5424–5425 | 1.00 | infobox |
| 1664 | Holocene calendar | 11664 | 1.00 | infobox |
| 1664 | Igbo calendar | 664–665 | 1.00 | infobox |
| 1664 | Iranian calendar | 1042–1043 | 1.00 | infobox |
| 1664 | Islamic calendar | 1074–1075 | 1.00 | infobox |
| 1664 | Japanese calendar | Kanbun 4 (寛文4年) | 1.00 | infobox |
| 1664 | Javanese calendar | 1586–1587 | 1.00 | infobox |
| 1664 | Julian calendar | Gregorian minus 10 days | 1.00 | infobox |
| 1664 | Korean calendar | 3997 | 1.00 | infobox |
| 1664 | Minguo calendar | 248 before ROC 民前248年 | 1.00 | infobox |
| 1664 | Nanakshahi calendar | 196 | 1.00 | infobox |
| 1664 | Thai solar calendar | 2206–2207 | 1.00 | infobox |
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