1643

Millennium: 2nd millennium
Centuries:
Decades:
Years:
May 14: King Louis XIII of France dies at age 41, and his 4-year-old son becomes King Louis XIV.
February 6: The Taj Mahal (pictured in 2009) is opened to the public.
1643 in various calendars
Gregorian calendar1643
MDCXLIII
Ab urbe condita2396
Armenian calendar1092
ԹՎ ՌՂԲ
Assyrian calendar6393
Balinese saka calendar1564–1565
Bengali calendar1050
Berber calendar2593
English Regnal year18 Cha. 1 – 19 Cha. 1
Buddhist calendar2187
Burmese calendar1005
Byzantine calendar7151–7152
Chinese calendar壬午年 (Water Horse)
4340 or 4133
    — to —
癸未年 (Water Goat)
4341 or 4134
Coptic calendar1359–1360
Discordian calendar2809
Ethiopian calendar1635–1636
Hebrew calendar5403–5404
Hindu calendars
 - Vikram Samvat1699–1700
 - Shaka Samvat1564–1565
 - Kali Yuga4743–4744
Holocene calendar11643
Igbo calendar643–644
Iranian calendar1021–1022
Islamic calendar1052–1053
Japanese calendarKan'ei 20
(寛永20年)
Javanese calendar1564–1565
Julian calendarGregorian minus 10 days
Korean calendar3976
Minguo calendar269 before ROC
民前269年
Nanakshahi calendar175
Thai solar calendar2185–2186
Tibetan calendar阳水马年
(male Water-Horse)
1769 or 1388 or 616
    — to —
阴水羊年
(female Water-Goat)
1770 or 1389 or 617
May 19: Battle of Rocroi

1643 (MDCXLIII) was a common year starting on Thursday of the Gregorian calendar and a common year starting on Sunday of the Julian calendar, the 1643rd year of the Common Era (CE) and Anno Domini (AD) designations, the 643rd year of the 2nd millennium, the 43rd year of the 17th century, and the 4th year of the 1640s decade. As of the start of 1643, the Gregorian calendar was 10 days ahead of the Julian calendar, which remained in localized use until 1923.