* Peter of Abano ( c. 1257 – 1316 ), physician and philsopher

* 1257 – Kraków, Poland receives city rights.

* 1257 – Matthew Paris, English historian, personally interviews King Henry III of England for a week straight while compiling his major work of English history, Chronica Majora.

* 1257 – Robert de Sorbon founds the Collège de Sorbonne at Paris, giving a formal college ( and still-common name ) to the already existing University of Paris in France.

* April 17 – Robert de Vere, 6th Earl of Oxford ( b. c. 1257 )

* October 1 – Beatrice, Burgundy of Bastia, Lady of Bourbon ( b. 1257 )

* September 26 – Cecco d ' Ascoli, polymath ( b. 1257 )

* February 8 – King Przemysł II of Poland ( b. 1257 )

* April 25 – King Sancho IV of Castile ( b. 1257 )

Other candidates were Prince Siegfried I of Anhalt and Margrave Frederick I of Meissen ( 1257 – 1323 ), a young grandson of the excommunicated Emperor Frederick II, who however did not yet even have a principality of his own as his father still lived.

1257 – 11 October 1322, Wittenberg ), married 1273 to Albert II, Duke of Saxony and became the mother of Rudolf I, Duke of Saxe-Wittenberg.

* Kenchō ( 1249 – 1257 )

* Kōgen ( 1256 – 1257 )

* Shōka ( 1257 – 1259 )

# Katherine ( b. 25 November 1253 – d. 3 May 1257 ), deaf and mute from birth, though her deafness may not have been discovered until age 2.

" The Song Dynasty ( 960 – 1279 ) official Li Zengbo wrote in 1257 that arsenals should have several hundred thousand iron bomb shells available and that when he was in Jingzhou, about one to two thousand were produced each month for dispatch of ten to twenty thousand at a time to Xiangyang and Yingzhou.

# Frederick I, Margrave of Meissen, 1257 – 1323

# Eleanor ( 1257 – 1275 )

* John I of Avesnes ( 1218 – 1257 )

* Saint Hyacinth ( 1185 – 1257 ), Polish priest, canonized 1594

Richard of Cornwall ( 5 January 1209 – 2 April 1272 ) was Count of Poitou ( from 1225 to 1243 ), 1st Earl of Cornwall ( from 1225 ) and German King ( formally " King of the Romans ", from 1257 ).

Pietro d ' Abano also known as Petrus De Apono or Aponensis ( c. 1257 – 1316 ) was an Italian philosopher, astrologer and professor of medicine in Padua.

La Sorbonne au service des humanités: 750 ans de création et de transmission du savoir, 1257 – 2007.

Construction of buildings in local sandstone began around 1175, and continued through the time of the first three abbots, Adam ( 1186-c. 1216 ), Adam II ( c. 1216-1236 ), and Stephen of Worcester ( 1236 – 1257 ).

Pope Gregory X, in spite of Otakar's protests, not only recognised Rudolph himself, but persuaded King Alfonso X of Castile ( another grandson of Philip of Swabia ), who had been chosen German ( anti -) king in 1257 as the successor to Count William II of Holland, to do the same.

During the Imperial election of 1257, a dissident faction chose him to be King of the Romans ( that is, of Germany and Italy ) on 1 April.

On 27 May 1257 the archbishop of Cologne himself crowned Richard " King of the Romans " in Aachen ; however, like his lordships in Gascony and Poitou, his title never held much significance, and he made only four brief visits to Germany between 1257 and 1269.

* Catherine ( 1255 / 1257 – after 1314 ), wife of King Stefan Dragutin of Serbia

* Maria ( c. 1257 – 25 March 1325 ), wife of King Charles II of Naples

The gold penny was not popular, as Carte in his history of England says that the citizens of London made a representation against them on 24 November 1257, and that " the King was so willing to oblige them, that he published a proclamation, declaring that nobody was obliged to take it ( the gold penny ), and whoever did, might bring it to his exchange, and receive there the value at which it had been made current, a halfpenny on being deducted, probably for the coinage ".

In 1257 Durrës was briefly occupied by the King of Sicily, Manfred of Hohenstaufen.

Marazion was recorded in the Domesday Book of 1088 and is the oldest chartered town in Britain, having been granted this status by King Henry III in 1257.

Przemysł II ( also given in English and Latin as Premyslas or Premislaus, or less properly ) ( 14 October 1257 – 8 February 1296 ) was the Duke of Poznań, Greater Poland, Kraków and Pomerelia, and then King of Poland from 1295 until his death.

Marazion was recorded in the Domesday Book of 1088 and is the oldest chartered town in Britain, having been granted this status by King Henry III in 1257.

A castle may have been constructed on Castle Island by 1257, when the 16-year-old King Alexander III of Scotland was forcibly brought there by his regents.

In 1257, after the elections following the death of King William of Holland resulted in the contested election of both Richard, Earl of Cornwall and Alfonso X of Castile, Frederick of Lorraine sided with Alfonso who through his mother Beatrix was the grandson of the Hohenstaufen Philip of Swabia.

* Albert ( Albrecht ) II (* 1250 – 25 August 1298 *), co-ruling Duke of Saxony with his elder brother John II ( till 1282 ), then with the sons of the latter ( till 1296 ), then as the sole duke of the partitioned branch duchy Saxe-Wittenberg, ∞ in 1273 Agnes ( aka Hagne ) (* c. 1257 – 11 October 1322 *, in Wittenberg ), daughter of King Rudolph I of Germany

Richard of Cornwall, King of the Romans, made it an imperial city in 1257.

Sir Ralph Russell continued to hold Kingston Russell from Henry III by Grand Serjeanty, viz " that he should present a cup of beer to our Sovereign Lord the King on the 4 principal feasts of the year " Sir Ralph Russell and Isabel's heir was Sir William Russell ( 1257 – 1311 ), Constable of Carisbrook Castle, Isle of Wight.

* King Sancho IV of Castile ( c. 1257 – 1295 )

The history of the town dates back to the early Middle Ages when Duchess Kinga ( Kinga of Poland ) the daughter of the King Béla IV of Hungary and the wife of King Bolesław V the Chaste, received the land called Sącz, together with surrounding villages, from her husband in the year 1257.