People born in 1231
Emperor Shijō
1231
– 1242
· Age 10
Deceased
Guo Shoujing
1231
– 1314
· Age 83
Deceased
Henry III, Duke of Brabant
1231
– 1261
· Age 30
Deceased
Marino Zorzi
1231
– 1312
· Age 81
Deceased
John de Warenne, 6th Earl of Surrey
1231
– 1304
· Age 73
Deceased
J
John of Burgundy
1231
– 1267
· Age 36
Deceased
Henry II, Margrave of Baden-Hachberg
1231
– 1297
· Age 66
Deceased
Philip of Castile
1231
– 1274
· Age 43
Deceased
Yolanda of Vianden
1231
– 1283
· Age 52
Deceased