* Alfonso, Count of Poitou ( 1220 – 1271 ), jure uxoris Alfonso II, Count of Toulouse

* Stephen ( 1236 – 10 April 1271 ), father of Andrew III of Hungary.

Iron plate with an order 6 magic square in Persian / Arabic numbers from China, dating to the Yuan Dynasty ( 1271 – 1368 ).

Arabic numerals were introduced to China during the Yuan Dynasty ( 1271 – 1368 ) by the Muslim Hui people.

Alphonse of Poitiers ( 11 November 1220 – 21 August 1271 ) was the Count of Poitou from 1225 and Count of Toulouse ( as Alfonso II ) from 1247.

* 1271 – In Syria, sultan Baybars conquers the Krak of Chevaliers.

** Philip III ( 1271 – 1285 )

* Philip III ( 1271 – 1285 )

Hand cannon from the Mongol Yuan Dynasty ( 1271 – 1368 )

The oldest confirmed written mention of dominoes in China comes from the Former Events in Wulin ( i. e. the capital Hangzhou ) written by the Yuan Dynasty ( 1271 – 1368 ) author Zhou Mi ( 1232 – 1298 ), who listed " pupai " ( gambling plaques or dominoes ) as well as dice as items sold by peddlers during the reign of Emperor Xiaozong of Song ( r. 1162 – 1189 ).

* 1271 – Kublai Khan renames his empire " Yuan " ( 元 yuán ), officially marking the start of the Yuan Dynasty of Mongolia and China.

# Isabella ( 2 March 1241 – 28 January 1271 ), married Theobald II of Navarre

Rabbinical Judaism calculated a lifespan of Moses corresponding to 1391 – 1271 BCE ; Christian tradition has tended to assume an earlier date.

Pedro became the physician of Pope Gregory X ( 1271 – 76 ) early in his reign.

1210 – 10 January 1276 ), born Tedaldo Visconti, was Pope from 1271 to 1276.

* Papal election, 1268 – 1271

* 1271 – Wenceslaus II of Bohemia ( d. 1305 )

* 1271 – Charles Martel of Anjou ( d. 1295 )

* 31 May – Maurice de Berkeley, 2nd Baron Berkeley, English rebel baron ( b. 1271 )

* April 7 – Joan of Acre, daughter of King Edward I of England ( b. 1271 )

* November 11 – Alphonse of Toulouse, son of Louis VIII of France ( d. 1271 )

* July 4 – Saint Elizabeth of Portugal ( b. 1271 )

* 1271 – July 2 – Kings Otakar II of Bohemia and Stephen V of Hungary sign the first Peace of Pressburg, settling territorial claims following the failed invasion of Hungary by Otakar II.

After one exchange with the influential priest, Ryōkan ( 良観 ), Nichiren was summoned for questioning by the authorities in September 1271.

After the long deadlocked vacancy in the papal see after the death of Clement IV, a vacant seat of three years, he was one of the six cardinals who finally elected Pope Gregory X by compromise on 1 September 1271 in a conclave held at Viterbo because conditions in Rome were too turbulent.

* 1271 – September 1 – Pope Gregory X is elected pope by compromise between French and Italian cardinals, ending a three-year conclave, the longest ever.

* Wenceslaus II of Bohemia ( 17 September 1271 – 21 June 1305 ).

Wenceslaus II Přemyslid (; ; 27 September 1271 – 21 June 1305 ) was King of Bohemia ( 1278 – 1305 ), Duke of Cracow ( 1291 – 1305 ), and King of Poland ( 1300 – 1305 ).

In an answer dated September 4, 1271, Abagha agreed for cooperation and asked at what date the concerted attack on the Mamluks should take place.

Charles Martel ( 8 September 1271 – 12 August 1295 ) of the Angevin dynasty, also known as Charles I Martel, (, ) was the eldest son of king Charles II of Naples and Maria of Hungary, the daughter of King Stephen V of Hungary.

He died on his way back to Tver on September 9, 1271 and was succeeded in Tver by his eldest son Svyatoslav and then by a more famous one, Mikhail Yaroslavich.

There had been several lengthy vacancies of the Holy See, most recently the sede vacante that had lasted from the death of Clement IV, 29 November 1268, until Gregory's election, 1 September 1271.

* Yaroslav of Tver ( d. 9 September 1271 ).

* August 12 – Charles Martel d ' Anjou ( b. 1271 )

A ten-year truce was concluded and Philip was crowned in France on 12 August 1271.

The population according to the 2001 census was 1271, its density was 99. 8 / km² and the area is 12. 73 km².

A source from 1271 names 12 different castellans.

* 1271 Naval GRU Washington to Moscow, 12 June 1943 ;

According to a document from 1271, two ships would sail regularly to Tórshavn from Bergen with cargoes of salt, timber and cereal.

According to some scholars their birth years are 1268, 1271, 1274, 1277 respectively.

According to the Fūyō Wakashū ( 1271 ), at least 198 monogatari existed by the 13th century.