1399 (MCCCXCIX) was a common year starting on Wednesday of the Julian calendar, the 1399th year of the Common Era (CE) and Anno Domini (AD) designations, the 399th year of the 2nd millennium, the 99th year of the 14th century, and the 10th and last year of the 1390s decade. As of the start of 1399, the Gregorian calendar was 8 days ahead of the Julian calendar, which was the dominant calendar of the time.

Millennium: 2nd millennium
Centuries: 13th century14th century15th century
Decades: 1360s  1370s  1380s  – 1390s –  1400s  1410s  1420s
Years: 1396 1397 139813991400 1401 1402
1399 in other calendars
Gregorian calendar1399
MCCCXCIX
Ab urbe condita2152
Armenian calendar848
ԹՎ ՊԽԸ
Assyrian calendar6149
Balinese saka calendar1320–1321
Bengali calendar806
Berber calendar2349
English Regnal year22 Ric. 2 – 1 Hen. 4
Buddhist calendar1943
Burmese calendar761
Byzantine calendar6907–6908
Chinese calendar戊寅(Earth Tiger)
4095 or 4035
    — to —
己卯年 (Earth Rabbit)
4096 or 4036
Coptic calendar1115–1116
Discordian calendar2565
Ethiopian calendar1391–1392
Hebrew calendar5159–5160
Hindu calendars
 - Vikram Samvat1455–1456
 - Shaka Samvat1320–1321
 - Kali Yuga4499–4500
Holocene calendar11399
Igbo calendar399–400
Iranian calendar777–778
Islamic calendar801–802
Japanese calendarŌei 6
(応永6年)
Javanese calendar1313–1314
Julian calendar1399
MCCCXCIX
Korean calendar3732
Minguo calendar513 before ROC
民前513年
Nanakshahi calendar−69
Thai solar calendar1941–1942
Tibetan calendar阳土虎年
(male Earth-Tiger)
1525 or 1144 or 372
    — to —
阴土兔年
(female Earth-Rabbit)
1526 or 1145 or 373

Events change

Deaths change