1651

Millennium: 2nd millennium
Centuries:
Decades:
Years:
September 3: King Charles II of Scotland is defeated at the Battle of Worcester, the last battle of the English Civil War.
1651 in various calendars
Gregorian calendar1651
MDCLI
Ab urbe condita2404
Armenian calendar1100
ԹՎ ՌՃ
Assyrian calendar6401
Balinese saka calendar1572–1573
Bengali calendar1058
Berber calendar2601
English Regnal yearCha. 2 – 3 Cha. 2
(Interregnum)
Buddhist calendar2195
Burmese calendar1013
Byzantine calendar7159–7160
Chinese calendar庚寅年 (Metal Tiger)
4348 or 4141
    — to —
辛卯年 (Metal Rabbit)
4349 or 4142
Coptic calendar1367–1368
Discordian calendar2817
Ethiopian calendar1643–1644
Hebrew calendar5411–5412
Hindu calendars
 - Vikram Samvat1707–1708
 - Shaka Samvat1572–1573
 - Kali Yuga4751–4752
Holocene calendar11651
Igbo calendar651–652
Iranian calendar1029–1030
Islamic calendar1061–1062
Japanese calendarKeian 4
(慶安4年)
Javanese calendar1572–1573
Julian calendarGregorian minus 10 days
Korean calendar3984
Minguo calendar261 before ROC
民前261年
Nanakshahi calendar183
Thai solar calendar2193–2194
Tibetan calendar阳金虎年
(male Iron-Tiger)
1777 or 1396 or 624
    — to —
阴金兔年
(female Iron-Rabbit)
1778 or 1397 or 625
March 4: St. Peter's Flood breaches the dikes of Amsterdam

1651 (MDCLI) was a common year starting on Sunday of the Gregorian calendar and a common year starting on Wednesday of the Julian calendar, the 1651st year of the Common Era (CE) and Anno Domini (AD) designations, the 651st year of the 2nd millennium, the 51st year of the 17th century, and the 2nd year of the 1650s decade. As of the start of 1651, the Gregorian calendar was 10 days ahead of the Julian calendar, which remained in localized use until 1923.