List of state leaders in 943

942 state leaders - Events of 943 - 944 state leaders - State leaders by year

Africa

• Ifriqiya - Muhammad al-Qa'im Bi-Amrillah, Fatimid Caliph (934-946)

Asia

• Byzantine Empire
  • Constantine VII (913-959)
  • Romanus I (919-943)
• China (Five Dynasties and Ten Kingdoms Period) -
  • Later Jin Dynasty - Emperor Chu, Emperor of Later Jin (942-947)
  • Chu - Ma Xifan, King of Chu (932-947)
  • Dingnan - Li Yixing, Dingnan Jiedushi (935-967)
  • Jingnan (Nanping) - Gao Conghui, King of Nanping (928-948)
  • Later Shu - Meng Chang, Emperor of Later Shu (934-965)
  • Min - Wang Yanxi, Emperor of Min (939-944)
  • Southern Han -
    1. Liu Bin, Emperor of Southern Han (941-943)
    2. Liu Sheng, Emperor of Southern Han (943-958)
  • Southern Tang -
    1. Liezu, Emperor of Southern Tang (937-943)
    2. Yuanzong, Emperor of Southern Tang (943-958); Ruler of Southern Tang (958-961)
  • Wuyue - Qian Zuo, King of Wuyue (941-947)
  • Yin -
    • Yin separates from Min
    • Wang Yanzheng, Emperor of Yin (943-944)
• Japan -
  • Monarch - Emperor Suzaku, emperor of Japan (930-946)
  • Regent (Kampaku) - Fujiwara no Tadahira, Kampaku (941-949); Sessho (930-941)
• Khitan Empire - Taizong, Khitan Emperor (926-947)
• Korea (Goryeo Dynasty) -
  1. Taejo, King of Goryeo (918-943)
  2. Hyejong, King of Goryeo (943-945)

Europe

• Bulgaria - Peter I, Tsar of Bulgaria (927–969)
• Kingdom of Burgundy - Conrad the Peaceful (937–993)
• Byzantine Empire -
  • Constantine VII (913–959)
  • Romanus I (920–944)
• Caucasus
  • Kingdom of Armenia - Abas I (928–953)
  • Kingdom of Iberia - Sumbat I (937–958)
  • Principality of Kakheti - Kvirike II, Prince of Kakheti (929–976)
  • Klarjeti -
    1. David Mampali (900–943)
    2. Sumbat II, Prince of Klarjeti (943–988)
• Kingdom of Croatia - Krešimir I (935–945)
• Kingdom of Denmark - Gorm the Old (c. 936–c. 958)
• Kingdom of England - Edmund I (939–946)
  • Northumbria - Amlaíb Cuarán, King of Northumbria (941–944)
• West Francia - Louis IV, King of West Francia (936–954)
  • County of Angoulême - William II (916–945)
  • County of Anjou - Fulk II, Count of Anjou (942–958)
  • Duchy of Brittany - Alan II, Duke of Brittany (938–952)
  • Duchy of Burgundy - Hugh the Black (923–952)
  • County of Flanders - Arnulf I (918–965)
  • County of Maine - Hugh I (900–950)
  • March of Neustria - Hugh the Great (922–956)
  • Duchy of Normandy - Richard I, Duke of Normandy (942–996)
  • County of Paris - Hugh the Great (923–956)
  • County of Poitou - William III Towhead (935–963)
  • County of Toulouse - Raymond III Pons (924–944)
  • County of Vermandois -
    1. Herbert II, Count of Vermandois (907–943)
    2. Adalbert I (943–987)
• Gascony - Sancho IV, Duke of Gascony (930–950/955)
• Kingdom of Germany - Otto I the Great, King of the Germans (936–973)
  • Bavaria - Berthold, Duke of Bavaria (938–947)
  • Duchy of Bohemia - Boleslaus I (935–972)
  • Lotharingia - Otto, Duke of Lotharingia (940–944)
    • County of Frisia - Dirk II (c. 939–988)
    • County of Hainault - Reginar III (940–958)
  • Duchy of Saxony - Otto I the Great (936–973)
    • Billung March - Hermann Billung, Margrave of Billung March (936–973)
    • Saxon East March - Gero, Margrave of Merseburg (937–965)
  • Duchy of Swabia - Herman I, Duke of Swabia (926–949)
• Hungarian tribal federation - Zoltán, Grand Prince of the Magyars (c. 907–c. 948)
• Ireland - Donnchad Donn, High King of Ireland (919–944)
  • Ailech -
    1. Muirchertach mac Néill, King of Ailech (938–943)
    2. Domnall ua Néill, King of Ailech (943–980)
  • Connacht - Tadg mac Cathail, King of Connacht (925–956)
  • Uí Maine - Murchadh mac Aodha, King of Uí Maine (936–960)
  • Leinster -
    1. Lorcán mac Fáelán, King of Leinster (942–943)
    2. Bróen mac Máelmórda, King of Leinster (943–947)
  • Kingdom of Mide - Donnchad Donn (919–944)
  • Munster -
• Italy - Hugh of Arles, King of Italy (924–947)
  • Principality of Benevento -
    1. Landulf I (910–943)
    2. Landulf II (943–961)
  • Principality of Capua -
    1. Landulf I (910–943)
    2. Landulf IV (943–961)
  • Duchy of Gaeta - Docibilis II (933–954)
  • Duchy of Naples - John III (928–968)
  • Papal States - Pope Marinus II (942–946)
  • Principality of Salerno - Guaimar II (901–946)
  • Duchy of Spoleto -
    1. Sarlione (940–943)
    2. Humbert of Tuscany (943–946)
  • March of Tuscany - Humbert (936–961)
  • Republic of Venice - Pietro III Candiano, Doge of Venice (942–959)
• Kievan Rus' - Igor, Prince of Kiev (912–945)
• Norway - Haakon I the Good, King of Norway (934–961)
• Kingdom of Alba (Scotland) -
  1. Constantine II (900–943)
  2. Malcolm I (943–954)
• Serbia - Časlav Klonimirović, Zhupan of Serbia (927–960)
• Spain -
  • County of Barcelona - Sunyer, Count of Barcelona (911–947)
  • County of Castile - Fernán González (931–970)
  • Caliphate of Córdoba - Abd-ar-Rahman III (912–961)
  • Kingdom of León - Ramiro II (931–951)
    • County of Portugal - Mumadona Dias (c. 924–c. 950)
  • County of Pallars - Isarn (920–948)
  • Kingdom of Pamplona - García Sánchez I (931–970)
  • County of Ribagorza - Bernard I Humfred (920–c. 950)
• Wales -
  • Deheubarth - Hywel Dda, Prince of Deheubarth (909–950)
  • Kingdom of Gwynedd - Hywel Dda (942–950)
  • Kingdom of Powys - Hywel Dda (942–950)