1642

Millennium: 2nd millennium
Centuries:
Decades:
Years:
January 4: King Charles of England attempts to have five leading opponents in Parliament arrested.
1642 in various calendars
Gregorian calendar1642
MDCXLII
Ab urbe condita2395
Armenian calendar1091
ԹՎ ՌՂԱ
Assyrian calendar6392
Balinese saka calendar1563–1564
Bengali calendar1049
Berber calendar2592
English Regnal year17 Cha. 1 – 18 Cha. 1
Buddhist calendar2186
Burmese calendar1004
Byzantine calendar7150–7151
Chinese calendar辛巳年 (Metal Snake)
4339 or 4132
    — to —
壬午年 (Water Horse)
4340 or 4133
Coptic calendar1358–1359
Discordian calendar2808
Ethiopian calendar1634–1635
Hebrew calendar5402–5403
Hindu calendars
 - Vikram Samvat1698–1699
 - Shaka Samvat1563–1564
 - Kali Yuga4742–4743
Holocene calendar11642
Igbo calendar642–643
Iranian calendar1020–1021
Islamic calendar1051–1052
Japanese calendarKan'ei 19
(寛永19年)
Javanese calendar1563–1564
Julian calendarGregorian minus 10 days
Korean calendar3975
Minguo calendar270 before ROC
民前270年
Nanakshahi calendar174
Thai solar calendar2184–2185
Tibetan calendar阴金蛇年
(female Iron-Snake)
1768 or 1387 or 615
    — to —
阳水马年
(male Water-Horse)
1769 or 1388 or 616
Rembrandt finishes The Night Watch.
October 23: Battle of Edgehill

1642 (MDCXLII) was a common year starting on Wednesday of the Gregorian calendar and a common year starting on Saturday of the Julian calendar, the 1642nd year of the Common Era (CE) and Anno Domini (AD) designations, the 642nd year of the 2nd millennium, the 42nd year of the 17th century, and the 3rd year of the 1640s decade. As of the start of 1642, the Gregorian calendar was 10 days ahead of the Julian calendar, which remained in localized use until 1923.