1622 (MDCXXII) was a common year starting on Saturday of the Gregorian calendar and a common year starting on Tuesday of the Julian calendar, the 1622nd year of the Common Era (CE) and Anno Domini (AD) designations, the 622nd year of the 2nd millennium, the 22nd year of the 17th century, and the 3rd year of the 1620s decade. As of the start of 1622, 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: 1590s  1600s  1610s  – 1620s –  1630s  1640s  1650s
Years: 1619 1620 162116221623 1624 1625
1622 in other calendars
Gregorian calendar1622
Ab urbe condita2375
Armenian calendar1071
Assyrian calendar6372
Balinese saka calendar1543–1544
Bengali calendar1029
Berber calendar2572
English Regnal year19 Ja. 1 – 20 Ja. 1
Buddhist calendar2166
Burmese calendar984
Byzantine calendar7130–7131
Chinese calendar辛酉(Metal Rooster)
4318 or 4258
    — to —
壬戌年 (Water Dog)
4319 or 4259
Coptic calendar1338–1339
Discordian calendar2788
Ethiopian calendar1614–1615
Hebrew calendar5382–5383
Hindu calendars
 - Vikram Samvat1678–1679
 - Shaka Samvat1543–1544
 - Kali Yuga4722–4723
Holocene calendar11622
Igbo calendar622–623
Iranian calendar1000–1001
Islamic calendar1031–1032
Japanese calendarGenna 8
Javanese calendar1543–1544
Julian calendarGregorian minus 10 days
Korean calendar3955
Minguo calendar290 before ROC
Nanakshahi calendar154
Thai solar calendar2164–2165
Tibetan calendar阴金鸡年
(female Iron-Rooster)
1748 or 1367 or 595
    — to —
(male Water-Dog)
1749 or 1368 or 596

Events change