1639

1639 (MDCXXXIX) was a common year starting on Saturday of the Gregorian calendar and a common year starting on Tuesday of the Julian calendar, the 1639th year of the Common Era (CE) and Anno Domini (AD) designations, the 639th year of the 2nd millennium, the 39th year of the 17th century, and the 10th and last year of the 1630s decade. As of the start of 1639, the Gregorian calendar was 10 days ahead of the Julian calendar, which remained in localized use until 1923.

1639 in other calendars

Gregorian calendar	1639 MDCXXXIX
Ab urbe condita	2392
Armenian calendar	1088 ԹՎ ՌՁԸ
Assyrian calendar	6389
Balinese saka calendar	1560–1561
Bengali calendar	1046
Berber calendar	2589
English Regnal year	14 Cha. 1 – 15 Cha. 1
Buddhist calendar	2183
Burmese calendar	1001
Byzantine calendar	7147–7148
Chinese calendar	戊寅年 (Earth Tiger) 4335 or 4275     — to — 己卯年 (Earth Rabbit) 4336 or 4276
Coptic calendar	1355–1356
Discordian calendar	2805
Ethiopian calendar	1631–1632
Hebrew calendar	5399–5400
Hindu calendars
- Vikram Samvat	1695–1696
- Shaka Samvat	1560–1561
- Kali Yuga	4739–4740
Holocene calendar	11639
Igbo calendar	639–640
Iranian calendar	1017–1018
Islamic calendar	1048–1049
Japanese calendar	Kan'ei 16 (寛永１６年)
Javanese calendar	1560–1561
Julian calendar	Gregorian minus 10 days
Korean calendar	3972
Minguo calendar	273 before ROC 民前273年
Nanakshahi calendar	171
Thai solar calendar	2181–2182
Tibetan calendar	ས་ཕོ་སྟག་ལོ་ (male Earth-Tiger) 1765 or 1384 or 612     — to — ས་མོ་ཡོས་ལོ་ (female Earth-Hare) 1766 or 1385 or 613

Events

• January 14 – Connecticut's first constitution, the "Fundamental Orders," is adopted.
• January 23 – Francisco Maldonado de Silva, Peruvian Jewish poet, executed by burning at the stake
• March 13 – Harvard University is named for a clergyman named John Harvard.
• November 24 – Jeremiah Horrocks observes the transit of Venus.
• Charles I starts the first of the Bishops Wars against Scotland.
• The Casiquiare canal, a river forming a natural canal between the Amazon River and Orinoco River basins, is first encountered by Europeans.
• The Barbados House of Assembly meets for the first time.
• The first printing press in North America is started in Cambridge, Massachusetts.
• Russian Cossacks advance over Urals to Pacific, to Okhotsk.
• Montreal first settled.