List of state leaders in 1234

1233 state leaders - Events of 1234 - 1235 state leaders - State leaders by year ----

Africa

* Egypt - Al-Kamil, Ayyubid Sultan of Egypt (1218-1238)
*Kingdom of Ghana (Susu Kingdom) - Sumanguru Kante, King of Ghana (~1200-1235)
* Kano - Naguji, Emir of Kano (c.1194-c.1247)
* Kanem Empire - Kade, Mai of Kanem (1224-1242)

Asia

*Aleppo - Al-Aziz, Ayyubid Emir of Aleppo (1216-1236)
* Armenia - Isabella, Queen of Armenia (1219-1252)
* Byzantine Empire - in exile in the Empire of Nicaea - John III Ducas Vatatzes, Byzantine Emperor (1222-1254)
*China (Jin Dynasty) -
*# Aizong, Emperor of Jin China (1224-1234)
*# Modi, Emperor of Jin China (1234)
*# "succumbed to Mongol Empire"
*China (Southern Song Dynasty) - Lizong, Emperor of Song China (1224-1264)
*Cyprus - Henry I, King of Cyprus (1218-1253)
*Goryeo - Gojong, King of Goryeo (1213-1259)
*Homs - Al-Mujahid, Ayyubid Emir of Homs (1186-1240)
*India - Iltutmish, Mameluk sultan of India (1211-1236)
* Japan
** Monarch - Emperor Shijō, emperor of Japan (1232-1242)
** Shogun (Kamakura) - Kujo Yoritsune, Shogun of Japan (1226-1244)
** Shikken - Hojo Yasutoki, Shikken (1224-1242)
*Jerusalem ("in Acre") - Conrad of Hohenstaufen, King of Jerusalem (1228-1254)
*The Jezirah - Al-Ashraf, Ayyubid ruler of the Jezirah (1218-1237)
* Khmer Empire - Indravarman II? (1220-1243)
* Mongol Empire - Ögedei Khan, Mongol Khan (1229-1241)
*Trabzon - Andronicus I, Emperor of Trebizond (1222-1235)

Europe

* Angouleme - Hugh I, Count of Angouleme (1218-1249)
* Aquitaine - Henry II, Duke of Aquitaine (1216-1254)
* Aragon - James I King of Aragon and count of Barcelona (1213-1276)
* Auvergne - Robert IV, Dauphin of Auvergne (1169-1235)
*Bar - Henry II, Count of Bar (1214-1239)
*Boulogne - Matilda II, Countess of Boulogne (1216- c. 1260)
*Brabant - Henry I, Duke of Brabant (1190-1235)
*Brittany - Peter I, Duke of Brittany (1213-1237)
*Bulgarian Empire - Ivan Asen II, Tsar of Bulgaria (1218-1241)
*Burgundy - Hugh IV, Duke of Burgundy (1218-1272)
*Carinthia - Bernard, Duke of Carinthia (1201-1256)
* Castile - Ferdinand III, the Saint King of Castile and Leon (1217-1252)
*Champagne - Theobald IV, Count of Champagne (1201-1253)
* Denmark - Valdemar II, the Victorious King of Denmark (1202-1241)
*Demmin - Wartislaw III, Duke of Demmin (1219-1264)
* England - Henry III, King of England (1216-1272)
*Flanders - Jeanne, Countess of Flanders (1205-1244)
*France - Louis IX, King of France (1226-1270)
*Gdansk - Swietopelk II the Great, Duke of Gdansk (1215-1266)
*Gwynedd - Llywelyn the Great, Prince of Gwynedd (1194-1240)
*Hainaut - Jeanne, Countess of Hainaut (1205-1244)
*Holland -
*#Floris IV, Count of Holland (1222-1234)
*#William II, Count of Holland (1234-1256)
* Holy Roman Empire - Frederick II Holy Roman Emperor (1211-1250) and King of Sicily (1198-1250)
*Hungary - Andrew II, King of Hungary (1205-1235)
*Ireland - Henry III of England, Lord of Ireland (1216-1272)
*Kievan Rus' - Vladimir III, Grand Prince of Kiev (1223-1235)
*Lorraine - Matthias II, Duke of Lorraine (1220–1251)
*Navarre - Sancho VII the Strong, King of Navarre (1194-1234)
*Normandy - Henry III, Duke of Normandy (claimed, 1216-1259)
*Norway - Haakon IV, King of Norway (1217-1263)
*Poitiers - Alphonse of Toulouse, Count of Poitiers (1220-1271)
*Portugal - Sancho II, King of Portugal (1223-1247)
*Powys - Madog ap Gruffydd Maelor, Prince of Powys (1191-1236)
*Provence - Ramon Berenguer IV, Count of Provence (1209-1245)
*Rugia - Wizlaw, Duke of Rugia (1218-1249)
*Saxony - Albert II, Duke of Saxony (1212-1260)
*Scotland - Alexander II, King of Scotland (1214-1249)
*Swabia - Henry II, Duke of Swabia (1216-1235)
*Sweden -
*# Canute II, King of Sweden (1229-1234)
*# Eric XI, King of Sweden (1222-1229, 1234-1250)
*Stettin - Dobry, Duke of Stettin (1220-1278)
*Vladimir-Suzdal - Yuri II, Grand Prince of Vladimir-Suzdal (1218-1238)
*Wrocław - Henry I the Bearded, Duke of Wrocław (1201-1238)
*Württemberg - Hartmann, Count of Württemberg (1194-1240)