Mar 06 In the year 1252 death of saint Rose of Viterbo, Italian saint (b. 1235)
Apr 06 Peter of Verona, [Peter Martyr], Italian inquisitor/st, dies at 45 in the year 1252.
May 30 Ferdinand III the holy, King of Castile/Leon, dies on this day in history.
Jun 29 King Abel of Denmark (b. 1218) died on this day in history.
Nov 26 In the year 1252 death of blanche of Castile, Queen of Louis VIII of France (b. 1188)