1451 (MCDLI) was a common year starting on Friday of the Julian calendar, the 1451st year of the Common Era (CE) and Anno Domini (AD) designations, the 451st year of the 2nd millennium, the 51st year of the 15th century, and the 2nd year of the 1450s decade. As of the start of 1451, the Gregorian calendar was 9 days ahead of the Julian calendar, which was the dominant calendar of the time.

Millennium: 2nd millennium
Centuries: 14th century15th century16th century
Decades: 1420s  1430s  1440s  – 1450s –  1460s  1470s  1480s
Years: 1448 1449 145014511452 1453 1454
1451 in other calendars
Gregorian calendar1451
MCDLI
Ab urbe condita2204
Armenian calendar900
ԹՎ Ջ
Assyrian calendar6201
Balinese saka calendar1372–1373
Bengali calendar858
Berber calendar2401
English Regnal year29 Hen. 6 – 30 Hen. 6
Buddhist calendar1995
Burmese calendar813
Byzantine calendar6959–6960
Chinese calendar庚午(Metal Horse)
4147 or 4087
    — to —
辛未年 (Metal Goat)
4148 or 4088
Coptic calendar1167–1168
Discordian calendar2617
Ethiopian calendar1443–1444
Hebrew calendar5211–5212
Hindu calendars
 - Vikram Samvat1507–1508
 - Shaka Samvat1372–1373
 - Kali Yuga4551–4552
Holocene calendar11451
Igbo calendar451–452
Iranian calendar829–830
Islamic calendar854–855
Japanese calendarHōtoku 3
(宝徳3年)
Javanese calendar1366–1367
Julian calendar1451
MCDLI
Korean calendar3784
Minguo calendar461 before ROC
民前461年
Nanakshahi calendar−17
Thai solar calendar1993–1994
Tibetan calendar阳金马年
(male Iron-Horse)
1577 or 1196 or 424
    — to —
阴金羊年
(female Iron-Goat)
1578 or 1197 or 425

Events change

Births change