1855 (MDCCCLV) was a common year starting on Monday of the Gregorian calendar and a common year starting on Saturday of the Julian calendar, the 1855th year of the Common Era (CE) and Anno Domini (AD) designations, the 855th year of the 2nd millennium, the 55th year of the 19th century, and the 6th year of the 1850s decade. As of the start of 1855, the Gregorian calendar was 12 days ahead of the Julian calendar, which remained in localized use until 1923.
1855 in various calendars
1855
MDCCCLV
2608
1304
ԹՎ ՌՅԴ
6605
11–12
1776–1777
1262
2805
2399
1217
7363–7364
甲寅年 (Wood Tiger)
4552 or 4345
— to —
乙卯年 (Wood Rabbit)
4553 or 4346
1571–1572
3021
1847–1848
5615–5616
1911–1912
1776–1777
4955–4956
11855
855–856
1233–1234
1271–1272
Ansei2
(安政2年)
1783–1784
Gregorian minus 12 days
4188
57 before ROC
民前57年
387
2397–2398
阳木虎年
(male Wood-Tiger)
1981 or 1600 or 828
— to —
阴木兔年
(female Wood-Rabbit)
1982 or 1601 or 829
1855