1901

Millennium: 2nd millennium
Centuries:
Decades:
Years:
1901 in various calendars
Gregorian calendar1901
MCMI
Ab urbe condita2654
Armenian calendar1350
ԹՎ ՌՅԾ
Assyrian calendar6651
Baháʼí calendar57–58
Balinese saka calendar1822–1823
Bengali calendar1308
Berber calendar2851
British Regnal year64 Vict. 1 – 1 Edw. 7
Buddhist calendar2445
Burmese calendar1263
Byzantine calendar7409–7410
Chinese calendar庚子年 (Metal Rat)
4598 or 4391
    — to —
辛丑年 (Metal Ox)
4599 or 4392
Coptic calendar1617–1618
Discordian calendar3067
Ethiopian calendar1893–1894
Hebrew calendar5661–5662
Hindu calendars
 - Vikram Samvat1957–1958
 - Shaka Samvat1822–1823
 - Kali Yuga5001–5002
Holocene calendar11901
Igbo calendar901–902
Iranian calendar1279–1280
Islamic calendar1318–1319
Japanese calendarMeiji 34
(明治34年)
Javanese calendar1830–1831
Julian calendarGregorian minus 13 days
Korean calendar4234
Minguo calendar11 before ROC
民前11年
Nanakshahi calendar433
Thai solar calendar2443–2444
Tibetan calendar阳金鼠年
(male Iron-Rat)
2027 or 1646 or 874
    — to —
阴金牛年
(female Iron-Ox)
2028 or 1647 or 875

1901 (MCMI) was a common year starting on Tuesday of the Gregorian calendar and a common year starting on Monday of the Julian calendar, the 1901st year of the Common Era (CE) and Anno Domini (AD) designations, the 901st year of the 2nd millennium, the 1st year of the 20th century, and the 2nd year of the 1900s decade. As of the start of 1901, the Gregorian calendar was 13 days ahead of the Julian calendar, which remained in localized use until 1923.