1233

Millennium:	2nd millennium
Centuries:	12th century 13th century 14th century
Decades:	1210s 1220s 1230s 1240s 1250s
Years:	1230 1231 1232 1233 1234 1235 1236

1233 in various calendars

Gregorian calendar	1233 MCCXXXIII
Ab urbe condita	1986
Armenian calendar	682 ԹՎ ՈՁԲ
Assyrian calendar	5983
Balinese saka calendar	1154–1155
Bengali calendar	640
Berber calendar	2183
English Regnal year	17 Hen. 3 – 18 Hen. 3
Buddhist calendar	1777
Burmese calendar	595
Byzantine calendar	6741–6742
Chinese calendar	壬辰年 (Water Dragon) 3930 or 3723     — to — 癸巳年 (Water Snake) 3931 or 3724
Coptic calendar	949–950
Discordian calendar	2399
Ethiopian calendar	1225–1226
Hebrew calendar	4993–4994
Hindu calendars
- Vikram Samvat	1289–1290
- Shaka Samvat	1154–1155
- Kali Yuga	4333–4334
Holocene calendar	11233
Igbo calendar	233–234
Iranian calendar	611–612
Islamic calendar	630–631
Japanese calendar	Jōei 2 / Tenpuku 1 (天福元年)
Javanese calendar	1142–1143
Julian calendar	1233 MCCXXXIII
Korean calendar	3566
Minguo calendar	679 before ROC 民前679年
Nanakshahi calendar	−235
Thai solar calendar	1775–1776
Tibetan calendar	阳水龙年 (male Water-Dragon) 1359 or 978 or 206     — to — 阴水蛇年 (female Water-Snake) 1360 or 979 or 207

Year 1233 (MCCXXXIII) was a common year starting on Saturday (link will display the full calendar) of the Julian calendar.

Events

By area

Asia

• February 26 – Mongol–Jin War: The Mongols capture Kaifeng, the capital of the Jin Dynasty, after besieging it for months.
• December – The Mongol siege of Caizhou begins.

Europe

• Winter – Spain: after the loss of Trujillo and Úbeda, Ibn Hud al-Yamadi has to request a truce from the king of Castile, Ferdinand III.
• The Castilian troops besiege the Muslim-held city of Peniscola.
• The rebellious city of San Severo is destroyed by Frederick II, Holy Roman Emperor.
• Elburg and Gendt get their city rights.
• Amadeus IV becomes count of Savoy.
• Pope Gregory IX forbids Jews to employ Christian servants.

By topic

Religion

• Mustansiriya Madrasah is founded in Baghdad.

Births

• Al-Nawawi, Syrian writer (d. 1278)
• Adelaide of Burgundy, Duchess of Brabant (d. 1273)
• Ibn Manzur, Libyan lexicographer (d. 1311)

Deaths

• March 1 – Thomas, Count of Savoy (b. 1178)
• March – Bohemond IV of Antioch (b. ca. 1172)
• June
  • Gökböri, Turcoman Muslim emir and general (b. 1154)
  • Yolanda de Courtenay, queen consort of Hungary (b. c. 1200)
• date unknown
  • Aedh mac Ruaidri Ó Conchobair, King of Connacht
  • Ali ibn al-Athir, Seljuq Arab historian (b. 1160)
  • John Apokaukos, Byzantine bishop (b. ca. 1155)
• probable – Saint Rose of Viterbo (d. 1252)