Editing 1291 (section)

== Deaths ==
* [[March 5]] &ndash; [[Sa'ad al-Dawla]], Persian physician and [[vizier]] (b. [[1240]])
* [[March 10]] &ndash; [[Arghun|Arghun Khan]], Mongol ruler of the [[Ilkhanate]] (b. [[1258]])
* [[March 16]] &ndash; [[Alauddin Sabir Kaliyari]], Indian [[Sufism|Sufi]] preacher (b. [[1196]])
* [[May 11]] &ndash; [[Thomas Ingoldsthorpe]], English archdeacon and bishop
* [[May 18]] &ndash; [[Matthew of Clermont]], French nobleman and Marshal
* [[May 25]] &ndash; [[Bengt Birgersson]], Swedish duke and bishop (b. [[1254]])
* [[June 5]] &ndash; [[John I, Prince of Anhalt-Bernburg|John I]], German nobleman ([[House of Ascania]]) (b. [[1260]])
* [[June 18]] &ndash; [[Alfonso III of Aragon|Alfonso III]] (or II; "the Liberal"), king of [[Kingdom of Aragon|Aragon]] (b. [[1265]])<ref>{{cite web |title=Alfonso III {{!}} king of Aragon |url=https://www.britannica.com/biography/Alfonso-III-king-of-Aragon |website=Encyclopedia Britannica |access-date=17 November 2020 |language=en}}</ref>
* [[June 25]] &ndash; [[Eleanor of Provence]], queen consort of [[Kingdom of England|England]] (b. [[1223]])
* [[June 27]] &ndash; [[Tanhum of Jerusalem]], Outremer lexicographer (b. [[1220]])
* July &ndash; [[Muzaffar al-Din Hajjaj]], Qutlughkhanid prince and co-ruler (b. [[1247]])
* [[July 12]] &ndash; [[Herman VII, Margrave of Baden-Baden]] ("the Rouser"), German nobleman (b. [[1266]])
* [[July 15]] &ndash; [[Rudolf I of Germany|Rudolf I]], king of [[Kingdom of Germany|Germany]] ([[House of Habsburg]]) (b. [[1218]])
* [[August 16]] &ndash; [[Frederick Tuta]], German nobleman and [[regent]] (b. [[1269]])
* [[October 8]] &ndash; [[Henry I of Werle]], German nobleman, prince and knight (b. [[1245]])
* [[December 11]] &ndash; [[Francesco Lippi]], Italian monk and [[hermit]] (b. [[1211]])
* [[Alfonso de Castilla y Molina]], Castilian nobleman and prince (''[[infante]]'') (b. [[1286]])
* Badr al-Din [[Solamish]], Mamluk ruler of [[Egypt in the Middle Ages|Egypt]] and [[Syria]] (b. [[1272]])
* [[Guy de Montfort, Count of Nola|Guy de Montfort]], English nobleman and [[Vicar general|Vicar-General]] (b. [[1244]])
* [[Hong Ta-gu]] (or Jun-gi), Korean ruler and military leader (b. 1244) 
* [[Niall Culanach O'Neill]] (or Culanagh), Irish king of [[Tír Eoghain]], killed (b. [[1231]])
* [[Nuño González de Lara (died 1291)|Nuño González II]], Castilian nobleman and knight ([[House of Lara]]) 
* [[Philip Marmion, 5th Baron Marmion of Tamworth]], Norman [[Queen's Champion|King's Champion]], High Sheriff and knight
* [[William de Braose, 1st Baron Braose]], Norman nobleman ([[House of Braose]]) (b. [[1224]]) 
* [[Guillaume de Beaujeu]], French nobleman and Grand Master (b. [[1230]])