1203 (MCCIII) was a common year starting on Wednesday of the Julian calendar, the 1203rd year of the Common Era (CE) and Anno Domini (AD) designations, the 203rd year of the 2nd millennium, the 3rd year of the 13th century, and the 4th year of the 1200s decade. As of the start of 1203, 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: 1200 1201 120212031204 1205 1206
1203 in other calendars
Gregorian calendar1203
MCCIII
Ab urbe condita1956
Armenian calendar652
ԹՎ ՈԾԲ
Assyrian calendar5953
Balinese saka calendar1124–1125
Bengali calendar610
Berber calendar2153
English Regnal yearJoh. 1 – 5 Joh. 1
Buddhist calendar1747
Burmese calendar565
Byzantine calendar6711–6712
Chinese calendar壬戌(Water Dog)
3899 or 3839
    — to —
癸亥年 (Water Pig)
3900 or 3840
Coptic calendar919–920
Discordian calendar2369
Ethiopian calendar1195–1196
Hebrew calendar4963–4964
Hindu calendars
 - Vikram Samvat1259–1260
 - Shaka Samvat1124–1125
 - Kali Yuga4303–4304
Holocene calendar11203
Igbo calendar203–204
Iranian calendar581–582
Islamic calendar599–600
Japanese calendarKennin 3
(建仁3年)
Javanese calendar1111–1112
Julian calendar1203
MCCIII
Korean calendar3536
Minguo calendar709 before ROC
民前709年
Nanakshahi calendar−265
Thai solar calendar1745–1746
Tibetan calendar阳水狗年
(male Water-Dog)
1329 or 948 or 176
    — to —
阴水猪年
(female Water-Pig)
1330 or 949 or 177

Events

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Heads of states

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