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