1663

1663 (MDCLXIII) was a common year starting on Monday of the Gregorian calendar and a common year starting on Thursday of the Julian calendar, the 1663rd year of the Common Era (CE) and Anno Domini (AD) designations, the 663rd year of the 2nd millennium, the 63rd year of the 17th century, and the 4th year of the 1660s decade. As of the start of 1663, the Gregorian calendar was 10 days ahead of the Julian calendar, which remained in localized use until 1923.

Millennium:	2nd millennium
Centuries:	16th century – 17th century – 18th century
Decades:	1630s  1640s  1650s  – 1660s –  1670s  1680s  1690s
Years:	1660 1661 1662 – 1663 – 1664 1665 1666

1663 in other calendars

Gregorian calendar	1663 MDCLXIII
Ab urbe condita	2416
Armenian calendar	1112 ԹՎ ՌՃԺԲ
Assyrian calendar	6413
Balinese saka calendar	1584–1585
Bengali calendar	1070
Berber calendar	2613
English Regnal year	14 Cha. 2 – 15 Cha. 2
Buddhist calendar	2207
Burmese calendar	1025
Byzantine calendar	7171–7172
Chinese calendar	壬寅年 (Water Tiger) 4359 or 4299     — to — 癸卯年 (Water Rabbit) 4360 or 4300
Coptic calendar	1379–1380
Discordian calendar	2829
Ethiopian calendar	1655–1656
Hebrew calendar	5423–5424
Hindu calendars
- Vikram Samvat	1719–1720
- Shaka Samvat	1584–1585
- Kali Yuga	4763–4764
Holocene calendar	11663
Igbo calendar	663–664
Iranian calendar	1041–1042
Islamic calendar	1073–1074
Japanese calendar	Kanbun 2 (寛文２年)
Javanese calendar	1585–1586
Julian calendar	Gregorian minus 10 days
Korean calendar	3996
Minguo calendar	249 before ROC 民前249年
Nanakshahi calendar	195
Thai solar calendar	2205–2206
Tibetan calendar	阳水虎年 (male Water-Tiger) 1789 or 1408 or 636     — to — 阴水兔年 (female Water-Rabbit) 1790 or 1409 or 637

Events

• March 4 – The Prince Edward Islands in the subantarctic Indian Ocean are discovered by Dutch explorer Barent Barentszoon Lam.