Editing 1220s (section)

==Significant people==
* [[Abd al-Wahid I|Abu Muhammad al-Wahid]], Almohad Caliph of Morocco
* [[Abu Zakariya Yahya|Abu Zakariya]], first Sultan of the [[Hafsid Dynasty]] of [[Ifriqiya]]
* [[Adolf IV of Holstein|Adolf IV]], [[Counts of Schauenburg and Holstein|Count of Schauenburg and Holstein]]
* [[Alfonso IX]], King of [[Kingdom of León|León]] and [[Kingdom of Galicia|Galicia]]
* [[Andrew II of Hungary|Andrew II]], King of Hungary and Croatia
* [[Baldwin II, Latin Emperor|Baldwin II]], [[Latin Empire|Latin Emperor of Constantinople]]
* [[Konrad I of Masovia|Konrad I]], [[Duchy of Masovia|Duke of Masovia]] and [[Kuyavia|Kujawy]] and High Duke of Poland
* [[Conrad IV]], [[Kingdom of Jerusalem|King of Jerusalem]]
* [[Chiconquiauhtzin]], [[Tlatoani]] of [[Azcapotzalco (altepetl)|Azcapotzalco]]
* [[Emperor Chūkyō|Chūkyō]], Emperor of Japan
* [[Dōgen]], founder of the [[Sōtō]] school of [[Buddhism in Japan|Zen Buddhism in Japan]]
* [[Erik XI]], King of Sweden
* [[Ferdinand III of Castile|Ferdinand III]], King of [[Kingdom of Castile|Castile]] and Toledo
* [[Francis of Assisi|Saint Francis of Assisi]], Roman Catholic saint
* [[Frederick II, Holy Roman Emperor]]
* [[Genghis Khan]], first [[Khagan|Great Khan]] of the [[Mongol Empire]]
* [[Emperor Go-Horikawa]] of Japan
* [[Emperor Go-Toba]] of Japan
* [[Pope Gregory IX]]
* [[Henry III of England|Henry III]], King of England, Lord of Ireland, and Duke of Aquitaine
* [[Pope Honorius III]]
* [[Iltutmish]], first Sultan of the [[Delhi Sultanate]]
* [[Jalal ad-Din Mingburnu]], final Sultan of the [[Khwarezmian Empire]]
* [[James I of Aragon|James I]], King of [[Kingdom of Aragon|Aragon]] and Count of Barcelona
* [[Jochi]], Mongol army commander and eldest son of Genghis Khan
* [[John of Brienne]], King of Jerusalem and Latin Emperor of Constantinople
* [[John I of Sweden|John I]], King of Sweden
* [[John III Doukas Vatatzes]], [[Empire of Nicaea|Emperor of Nicaea]]
* [[Emperor Juntoku]] of Japan
* [[Al-Kamil]], [[Ayyubid Dynasty|Ayyubid Sultan of Egypt]]
* [[Canute II of Sweden|Knut II]], King of Sweden
* [[Leszek the White|Leszek I the White]], [[Duchy of Sandomierz|Duke of Sandomierz]] and [[High Duke of Poland]]
* [[Louis VIII of France|Louis VIII]], King of France
* [[Louis IX of France|Louis IX]], King of France
* [[Lý Chiêu Hoàng]], Empress of Vietnam
* [[Lý Huệ Tông]], Emperor of Vietnam
* [[Manco Cápac|Manqu Qhapaq]], first Emperor of the [[Inca Empire]]
* [[Ögedei Khan]], second Great Khan of the Mongol Empire, third son of Genghis Khan
* [[Óláfr Guðrøðarson|Olaf the Black]], [[Kingdom of the Isles|King of the Isles]]
* [[Ottokar I of Bohemia|Ottokar I]], King of Bohemia
* [[Ramon Berenguer IV, Count of Provence|Ramon Berenguer IV]], Count of Provence and Count of Forcalquier
* [[Rǫgnvaldr Guðrøðarson]], King of the Isles
* [[Rujing]], Caodong Buddhist monk and Zen master
* [[Sancho II of Portugal|Sancho II]], King of Portugal
* [[Stephen Langton]], Archbishop of Canterbury
* [[Subutai]], Mongol commander and primary military strategist of the Mongol Empire
* [[Sukaphaa]], first King of [[Ahom Kingdom|Ahom]]
* [[Theodore Komnenos Doukas]], Despot of Epirus and Emperor of Thessalonika
* [[Tolui]], Mongol commander and regent of the Mongol Empire, fourth son of Genghis Khan
* [[Trần Thái Tông]], Emperor of Vietnam
* [[Trần Thủ Độ]], military commander and regent of the Empire of Vietnam
* [[Valdemar II of Denmark|Valdemar II]], King of Denmark
* [[Yuri II of Vladimir|Yuri II]], Grand Prince of Vladimir
* [[Yaroslav II of Vladimir|Yaroslav]], Prince of Novgorod
* [[Yusuf II, Almohad Caliph|Yusuf II al-Mustansir]], Almohad Caliph of Morocco

{{Births and deaths by year for decade|122}}