1204 (MCCIV) was a leap year starting on Thursday of the Julian calendar, the 1204th year of the Common Era (CE) and Anno Domini (AD) designations, the 204th year of the 2nd millennium, the 4th year of the 13th century, and the 5th year of the 1200s decade. As of the start of 1204, the Gregorian calendar was 7 days ahead of the Julian calendar, which was the dominant calendar of the time.

Millennium: 2nd millennium
Centuries: 12th century13th century14th century
Decades: 1170s  1180s  1190s  – 1200s –  1210s  1220s  1230s
Years: 1201 1202 120312041205 1206 1207
1204 in other calendars
Gregorian calendar1204
MCCIV
Ab urbe condita1957
Armenian calendar653
ԹՎ ՈԾԳ
Assyrian calendar5954
Balinese saka calendar1125–1126
Bengali calendar611
Berber calendar2154
English Regnal yearJoh. 1 – 6 Joh. 1
Buddhist calendar1748
Burmese calendar566
Byzantine calendar6712–6713
Chinese calendar癸亥(Water Pig)
3900 or 3840
    — to —
甲子年 (Wood Rat)
3901 or 3841
Coptic calendar920–921
Discordian calendar2370
Ethiopian calendar1196–1197
Hebrew calendar4964–4965
Hindu calendars
 - Vikram Samvat1260–1261
 - Shaka Samvat1125–1126
 - Kali Yuga4304–4305
Holocene calendar11204
Igbo calendar204–205
Iranian calendar582–583
Islamic calendar600–601
Japanese calendarKennin 4 / Genkyū 1
(元久元年)
Javanese calendar1112–1113
Julian calendar1204
MCCIV
Korean calendar3537
Minguo calendar708 before ROC
民前708年
Nanakshahi calendar−264
Thai solar calendar1746–1747
Tibetan calendar阴水猪年
(female Water-Pig)
1330 or 949 or 177
    — to —
阳木鼠年
(male Wood-Rat)
1331 or 950 or 178

Events

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Deaths

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