1231

Centuries: 12th century - 13th century - 14th century

Decades: 1180s 1190s 1200s 1210s 1220s - 1230s - 1240s 1250s 1260s 1270s 1280s

Years: 1226 1227 1228 1229 1230 - 1231 - 1232 1233 1234 1235 1236

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Births

• Emperor Shijo of Japan

Deaths

• Emperor Tsuchimikado of Japan

Events

• Ardengus becomes bishop of Florence