1661 (MDCLXI) was a common year starting on Saturday of the Gregorian calendar and a common year starting on Tuesday of the Julian calendar, the 1661st year of the Common Era (CE) and Anno Domini (AD) designations, the 661st year of the 2nd millennium, the 61st year of the 17th century, and the 2nd year of the 1660s decade. As of the start of 1661, the Gregorian calendar was 10 days ahead of the Julian calendar, which remained in localized use until 1923.

Millennium: 2nd millennium
Centuries: 16th century17th century18th century
Decades: 1630s  1640s  1650s  – 1660s –  1670s  1680s  1690s
Years: 1658 1659 166016611662 1663 1664
1661 in other calendars
Gregorian calendar1661
MDCLXI
Ab urbe condita2414
Armenian calendar1110
ԹՎ ՌՃԺ
Assyrian calendar6411
Balinese saka calendar1582–1583
Bengali calendar1068
Berber calendar2611
English Regnal year12 Cha. 2 – 13 Cha. 2
Buddhist calendar2205
Burmese calendar1023
Byzantine calendar7169–7170
Chinese calendar庚子(Metal Rat)
4357 or 4297
    — to —
辛丑年 (Metal Ox)
4358 or 4298
Coptic calendar1377–1378
Discordian calendar2827
Ethiopian calendar1653–1654
Hebrew calendar5421–5422
Hindu calendars
 - Vikram Samvat1717–1718
 - Shaka Samvat1582–1583
 - Kali Yuga4761–4762
Holocene calendar11661
Igbo calendar661–662
Iranian calendar1039–1040
Islamic calendar1071–1072
Japanese calendarManji 4
(万治4年)
Javanese calendar1583–1584
Julian calendarGregorian minus 10 days
Korean calendar3994
Minguo calendar251 before ROC
民前251年
Nanakshahi calendar193
Thai solar calendar2203–2204
Tibetan calendar阳金鼠年
(male Iron-Rat)
1787 or 1406 or 634
    — to —
阴金牛年
(female Iron-Ox)
1788 or 1407 or 635
Manhattan in 1661

Events

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Births

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Feodor III of Russia 1661-1682

Deaths

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Shunzhi Emperor 1638-1661