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This article is about the year 1621. For the number, see 1621 (number).
Millennium: 2nd millennium
Centuries: 16th century17th century18th century
Decades: 1590s  1600s  1610s  – 1620s –  1630s  1640s  1650s
Years: 1618 1619 162016211622 1623 1624
1621 by topic:
Arts and Science
Architecture - Art - Literature - Music - Science
Lists of leaders
Colonial governors - State leaders
Birth and death categories
Births - Deaths
Establishments and disestablishments categories
Establishments - Disestablishments
Works category
1621 in other calendars
Gregorian calendar 1621
Ab urbe condita 2374
Armenian calendar 1070
Assyrian calendar 6371
Bengali calendar 1028
Berber calendar 2571
English Regnal year 18 Ja. 1 – 19 Ja. 1
Buddhist calendar 2165
Burmese calendar 983
Byzantine calendar 7129–7130
Chinese calendar 庚申(Metal Monkey)
4317 or 4257
    — to —
辛酉年 (Metal Rooster)
4318 or 4258
Coptic calendar 1337–1338
Discordian calendar 2787
Ethiopian calendar 1613–1614
Hebrew calendar 5381–5382
Hindu calendars
 - Vikram Samvat 1677–1678
 - Shaka Samvat 1543–1544
 - Kali Yuga 4722–4723
Holocene calendar 11621
Igbo calendar 621–622
Iranian calendar 999–1000
Islamic calendar 1030–1031
Japanese calendar Genna 7
Julian calendar Gregorian minus 10 days
Korean calendar 3954
Minguo calendar 291 before ROC
Thai solar calendar 2163–2164

1621 (MDCXXI) was a common year starting on Friday (dominical letter C) of the Gregorian calendar and a common year starting on Monday (dominical letter G) of the Julian calendar, the 1621st year of the Common Era (CE) and Anno Domini (AD) designations, the 621st year of the 2nd millennium, the 21st year of the 17th century, and the 2nd year of the 1620s decade. Note that the Julian day for 1621 is 10 calendar days difference, which continued to be used from 1582 until the complete conversion of the Gregorian calendar was entirely done in 1929.




Date unknown[edit]