1521

Millennium: 2nd millennium
Centuries:
Decades:
Years:
January 22: The Diet of Worms parliament is opened by Emperor Charles V in the German city of Worms.
1521 in various calendars
Gregorian calendar1521
MDXXI
Ab urbe condita2274
Armenian calendar970
ԹՎ ՋՀ
Assyrian calendar6271
Balinese saka calendar1442–1443
Bengali calendar928
Berber calendar2471
English Regnal year12 Hen. 8 – 13 Hen. 8
Buddhist calendar2065
Burmese calendar883
Byzantine calendar7029–7030
Chinese calendar庚辰年 (Metal Dragon)
4218 or 4011
    — to —
辛巳年 (Metal Snake)
4219 or 4012
Coptic calendar1237–1238
Discordian calendar2687
Ethiopian calendar1513–1514
Hebrew calendar5281–5282
Hindu calendars
 - Vikram Samvat1577–1578
 - Shaka Samvat1442–1443
 - Kali Yuga4621–4622
Holocene calendar11521
Igbo calendar521–522
Iranian calendar899–900
Islamic calendar927–928
Japanese calendarEishō 18 / Daiei 1
(大永元年)
Javanese calendar1438–1439
Julian calendar1521
MDXXI
Korean calendar3854
Minguo calendar391 before ROC
民前391年
Nanakshahi calendar53
Thai solar calendar2063–2064
Tibetan calendar阳金龙年
(male Iron-Dragon)
1647 or 1266 or 494
    — to —
阴金蛇年
(female Iron-Snake)
1648 or 1267 or 495

1521 (MDXXI) was a common year starting on Tuesday (link will display the full calendar) of the Julian calendar, the 1521st year of the Common Era (CE) and Anno Domini (AD) designations, the 521st year of the 2nd millennium, the 21st year of the 16th century, and the 2nd year of the 1520s decade.