Editing 1221 (section)

== Deaths ==
* [[January 17]] &ndash; [[Walter de Clifford (died 1221)|Walter de Clifford]], English nobleman (b. [[1160]])
* [[February 18]] &ndash; [[Theodoric I, Margrave of Meissen]] (b. [[1162]])
* [[March 26]] &ndash; [[Raoul de Neuville]], French bishop and diplomat
* [[March 27]] &ndash; [[Berengaria of Portugal]], queen consort of [[Denmark]] (b. [[1198]])
* [[April 25]] &ndash; [[Baruch ben Samuel]] of Mainz, German [[rabbi]]
* [[Spring (season)|Spring]] &ndash; [[Mutukan]] commander of [[Mongol Empire]]
* [[July 7]] &ndash; [[Peter of Cornwall]], English priest and writer (b. [[1140]])
* [[August 6]] &ndash; [[Saint Dominic|Dominic]], founder of the [[Dominican Order]], canonized (b. [[1170]])<ref>{{cite book|last1=Perkins|first1=Charles Callahan|title=Tuscan sculptors: their lives, works and times, Volume 1|date=1864|publisher=Longman, Green, Longman, Roberts, & Green|page=[https://archive.org/details/tuscansculptors04perkgoog/page/n87 19]|url=https://archive.org/details/tuscansculptors04perkgoog|quote=Saint Dominic 1221 August 6.|chapter=The Arca Di S. Domenico.}}</ref>
* [[September 15]] &ndash; [[Geoffrey of Rohan]], French nobleman (b. [[1190]])
* [[October 4]] &ndash; [[William IV, Count of Ponthieu]] (Talvas), Norman nobleman (b. [[1179]])
* [[October 21]] &ndash; [[Alix, Duchess of Brittany]] (or Alis), Breton noblewoman (b. [[1200]])
* [[October 31]] &ndash; [[Ulrich II (bishop of Passau)|Ulrich II]], Bishop of Passau, German [[abbot]] and prince-bishop
* November &ndash; [[Theodore I Laskaris]], emperor of [[Empire of Nicaea|Nicaea]] (b. [[1175]])
* December &ndash; [[Roger (archbishop of Benevento)|Roger of San Severino]], archbishop of [[Roman Catholic Archdiocese of Benevento|Benevento]]
* [[Adam of Perseigne]], French [[Cistercians|Cistercian]] abbot (b. [[1145]])
* [[Albertet de Sestaro]], French jongleur and [[troubadour]]
* [[Asukai Masatsune]], Japanese ''[[Waka (poetry)|waka]]'' poet and writer
* [[Lalibela (Emperor of Ethiopia)|Lalibela]] (Gebre Meskel), ruler of the [[Ethiopian Empire]] (b. 1162)
* [[Gruffydd Fychan ap Iorwerth]], Welsh knight (b. [[1150]])
* [[Hassan III of Alamut]], ruler of the [[Nizari Ismaili state|Nizari Ismaili State]] (b. [[1187]])
* [[Henry I of Rodez]], French nobleman and troubadour
* [[John of Tynemouth (canon lawyer)|John of Tynemouth]], English priest, archdeacon and lawyer
* [[Najmuddin Kubra]], Khwarezmian philosopher (b. [[1145]])
* [[Roger Bigod, 2nd Earl of Norfolk]], English nobleman and knight (b. [[1144]])
* [[Walter de Lindsay of Lamberton]], Scottish nobleman and knight