The 1250s decade ran from January 1, 1250, to December 31, 1259.
1250
1251
1252
1253
1254
1255
1256
1257
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1250
1251
1252
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1252 Safi-ad-din Ardabili.
1252 Blanche of Castile.
1252 John of Basingstoke.
1252 Henry I Anhalt.
1259 thomas flanders.