Editing 1321 (section)

== Deaths ==
* [[January 13]] &ndash; [[Bonacossa Borri]], Italian noblewoman (b. [[1254]])
* [[March 18]] &ndash; [[Matthew III Csák]], Hungarian nobleman and knight
* [[April 9]] &ndash; (The "Four Martyrs of Thane"):
** [[Demetrius of Tiflis]], Georgian monk and religious leader 
** [[James of Padua]], Italian monk, preacher and missionary
** [[Peter of Siena (died 1321)|Peter of Siena]], Italian monk, preacher and missionary 
** [[Thomas of Tolentino]], Italian preacher and missionary 
* [[April 17]] &ndash; [[Blanche of Portugal (1259–1321)|Blanche of Portugal]], Portuguese princess (b. [[1259]])
* [[April 22]] &ndash; [[Bolesław of Oleśnica]], Polish nobleman and co-ruler
* [[April 27]] &ndash; [[Nicolò Albertini]], Italian friar, cardinal and statesman
* [[May 31]] &ndash; [[Birger, King of Sweden|Birger Magnusson]], king of [[Kingdom of Sweden (800–1521)|Sweden]] ([[House of Bjälbo]])
* [[July 1]] &ndash; [[María de Molina]], queen of [[Kingdom of Castile|Castile]] and [[Kingdom of León|León]] (b. [[1265]])
* [[July 23]] &ndash; [[Thomas de Berkeley, 1st Baron Berkeley|Thomas de Berkeley]], English nobleman and diplomat
* [[July 31]] &ndash; [[Ibn al-Banna' al-Marrakushi]], Almohad mathematician
* [[August 18]] &ndash; [[Rinaldo da Concorezzo]], Italian archbishop (b. [[1245]]) 
* [[September 3]] &ndash; [[Walter II, Lord of Egmond|Walter II]], Dutch nobleman and co-ruler (b. [[1283]])
* [[September 14]] &ndash; [[Dante Alighieri]], Italian poet and writer (b. 1265)<ref>{{cite web |title=Dante Alighieri {{!}} Biography, Poems, & Facts {{!}} Britannica |url=https://www.britannica.com/biography/Dante-Alighieri |website=www.britannica.com |access-date=7 March 2022 |language=en}}</ref>
* [[October 29]] &ndash; [[Stefan Milutin]], Serbian king (b. [[1253]])<ref>Curta, Florin (2019). ''Eastern Europe in the Middle Ages (500–1300)'', pp. 667–668. Leiden and Boston: Brill. {{ISBN|9789004395190}}.</ref>
* [[November 9]] &ndash; [[Walter Langton]], English cleric and bishop (b. [[1243]])
* [[November 25]] &ndash; [[Nicholas Seagrave]], English nobleman and knight
* [[November 27]] &ndash; [[Kunigunde of Bohemia]], Czech princess (b. 1265)
* ''date unknown''
** [[Bonacossa Borri]], Italian noblewoman ([[visconti of Milan|House of Visconti]])
** [[Edmund Butler, Earl of Carrick|Edmund Butler]], Irish Chief Butler, [[magnate]] and politician
** [[Gregory of Raska]], Serbian bishop and translator (b. [[1275]])
** [[Grigorije II of Ras]], Serbian monk-scribe, bishop, and saint
** [[Guillaume Bélibaste]], French preacher and [[Cathar Perfect]]<ref>Webster, Jason (2009). ''Sacred Sierra: A Year on a Spanish Mountain'', pp. 198–202. London: Chatton & Windus. {{ISBN|978-0-7011-8157-4}}.</ref>
** [[James of Lausanne]], French [[Provincial superior|superior]], theologian and writer<ref>Vollert, Cyril O. (1947). ''Doctrine of Hervaeus Natalis'', pp. 112–113. Gregorian Biblical BookShop. {{ISBN|9788876520242}}.</ref>
** [[Muhammad ibn Rushayd]], Almohad scholar, judge, and writer
** [[Reginald of Burgundy]], French nobleman, knight and co-ruler
** [[Sinka Sebesi]], Hungarian nobleman, landowner and co-ruler
** [[Witte van Haemstede]], Dutch nobleman and prince (b. [[1281]])