List of state leaders in 931

This is a list of heads of state, government leaders, and other rulers in the year 931.

Africa

• Ifriqiya – Ubayd Allah al-Mahdi Billah, Fatimid Caliph (910–934)

Asia

• Byzantine Empire
  • Constantine VII (913–959)
  • Romanus I (919–943)
• China (Five Dynasties and Ten Kingdoms period) –
  • Later Tang – Li Siyuan, Emperor of Later Tang (926–933)
  • Chu – Ma Xisheng, King of Chu (930–932)
  • Dingnan – Li Renfu, Dingnan Jiedushi (909–933)
  • Jingnan (Nanping) – Gao Conghui, King of Nanping (928–948)
  • Min – Wang Yanjun, King of Min (926–933); Emperor of Min (933–935)
  • Southern Han – Liu Yan, Emperor of Southern Han (917–941)
  • Wu – Yang Pu, Emperor of Wu (921–937)
  • Wuyue – Qian Liu, King of Wuyue (907–932)
• Japan –
  • Monarch – Emperor Suzaku, emperor of Japan (930–946)
  • Regent (Sessho) – Fujiwara no Tadahira, Sessho (930–941); Kampaku (941–949)
• Khitan Empire – Taizong, Khitan Emperor (926–947)
• Korea (Later Three Kingdoms Period)
  • Goryeo – Taejo, King of Goryeo (918–943)
  • Hubaekje – Gyeon Hwon, King of Hubaekje (900–935)
  • Silla – Gyeongsun, King of Silla (927–935)

Europe

• Bulgaria - Peter I, Tsar of Bulgaria (927–969)
• Upper Burgundy - Rudolph II, King of Upper Burgundy (912–937)
• Byzantine Empire -
  • Constantine VII (913–959)
  • Romanus I (920–944)
• Caucasus
  • Kingdom of Armenia - Abas I (928–953)
  • Kingdom of Iberia - David II (923–937)
  • Principality of Kakheti - Kvirike II, Prince of Kakheti (929–976)
  • Klarjeti - David Mampali (900–943)
• Kingdom of Croatia - Trpimir II (928–935)
• Kingdom of England - Athelstan (927–939)
  • Northumbria - Athelstan, King of Northumbria (927–939)
• West Francia - Rudolph, King of West Francia (923–936)
  • County of Angoulême - William II (916–945)
  • County of Anjou - Fulk I (898–942)
  • Aquitaine - Ebalus, Duke of Aquitaine (927–932)
  • Duchy of Brittany -
  • 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 - William I Longsword (927–942)
  • County of Paris - Hugh the Great (923–956)
  • County of Toulouse - Raymond III Pons (924–944)
  • County of Vermandois - Herbert II, Count of Vermandois (907–943)
• Gascony - Sancho IV, Duke of Gascony (930–950/955)
• Kingdom of Germany - Henry the Fowler (919–936)
  • Bavaria - Arnulf, Duke of Bavaria (907–937)
  • Duchy of Bohemia - Wenceslaus I, Duke of Bohemia (921–935)
  • Duchy of Franconia - Eberhard III (918–939)
  • Lotharingia - Gilbert, Duke of Lotharingia (925–939)
    • County of Frisia - Dirk I bis (c. 923–c. 939)
    • County of Hainault - Reginar II (915–932)
  • Duchy of Saxony - Henry I the Fowler (912–936)
  • 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 - Fergal mac Domnaill, King of Ailech (919–938)
  • Connacht - Tadg mac Cathail, King of Connacht (925–956)
  • Uí Maine - Murchadh mac Sochlachan, King of Uí Maine (909–936)
  • Leinster - Faelan mac Muiredach, King of Leinster (917–942)
  • Kingdom of Mide - Donnchad Donn (919–944)
  • Munster -
• Italy - Hugh of Arles, King of Italy (924–947)
  • Principality of Benevento - Landulf I (910–943)
  • Principality of Capua - Landulf I (910–943)
  • Duchy of Gaeta - John I, Hypatus of Gaeta (906–933)
  • March of Ivrea - Berengar II (923–940)
  • Duchy of Naples - John III (928–968)
  • Papal States -
    1. Pope Stephen VII (929–931)
    2. Pope John XI (931–935)
  • Principality of Salerno - Guaimar II (901–946)
  • Duchy of Spoleto - Theobald I (928–936)
  • March of Tuscany -
    1. Lambert (929–931)
    2. Boso (931–936)
  • Republic of Venice - Orso II Participazio, Doge of Venice (912–932)
• Kievan Rus' - Igor, Prince of Kiev (912–945)
• Norway - Eirik Bloodaxe, King of Norway (c. 930–c. 934)
• Kingdom of Provence - Hugh (928–933)
• Kingdom of Alba (Scotland) - Constantine II (900–943)
• 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 -
    1. Alfonso IV (925–931)
    2. Ramiro II (931–951)
    • County of Portugal - Mumadona Dias (c. 924–c. 950)
  • County of Pallars - Isarn (920–948)
  • Kingdom of Pamplona -
    1. Jimeno Garcés (925–931)
    2. 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 - Idwal Foel (916–942)
  • Kingdom of Powys - Llywelyn ap Merfyn (900–942)

Middle East

• Abbasid Caliphate – Al-Muqtadir (908–932)
• Byzantine Empire
  • Constantine VII (913–959)
  • Romanus I (919–943)