List of heads of state 931

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Africa

• Ethiopia
  • Emperor (Negus Negest) : Tatadim (919–959)

• Fatimids
  • Caliph : Abdallah al-Mahdi (910-934)

Asia

• Armenia
  • King : Abas I (928–952)

• Bagan
  • King : Tannet (906–934)

• Champa
  • King : Indravarman III. (918-959)

• China
  • Emperor : Lǐ Sìyuán (926–933)
  • Liao (in North China)
    • Emperor : Liao Taizong (926-947)

• Georgia
  • King : David II (923-937)

• India
  • Eastern Chalukya
    • King : Yuddamalla II (928–935)
  • Chola
    • King : Paranthaha I (907–955)
  • Pala
    • King : Rajyapala (908-945)
  • Pratihara
    • King : Samrat Mahipala (914–943)
  • Rashtrakuta
    • King : Govinda IV. (930-935)

• Iran
  • Saffarids
    • Ruler : Abu Jafar Ahmad (923–963)
  • Samanids
    • Ruler : al-Amir as-Said Nasr (914–943)
  • Ciyarids
    • Ruler : Abo l-Hajjaj Mardawidsch (931-935)

• Japan
  • Emperor : Suzaku (930-946)

• Khmer
  • King : Jayavarman IV (928-941)

• Korea
  • Goryeo
    • King : Taejo (918–943), called King Wang Geon during his lifetime and posthumously called King Taejo
  • Silla
    • King : Gyeongsun (927-935)

• Mataram
  • King : Mpu Sindok (929-947)

• Caliphate of the Muslims
  • Caliph : al-Muqtadir (908-932)

Europe

• Bulgaria
  • Tsar : Peter I (927–969)

• Burgundy
  • King : Rudolf II (912–937)

• Byzantine Empire
  • Emperor : Constantine VII (913–959)

• England
  • King : Æthelstan (924–939)

• West Franconia
  • King : Rudolf of Burgundy (923–936)
  • Anjou
    • Count : Fulko I. (929-941)
  • Aquitaine
    • Duke : Ebalus (927-935)
  • Auvergne
    • Count : Robert I. (922-945)
  • Burgundy (Duchy)
    • Duke : Hugo the Black (923–952)
  • Maine
    • Count : Hugo I. (900–950)
  • Normandy
    • Duke : Wilhelm I (927-942)
  • Toulouse county
    • Count : Raimund III. (923-960)

• Eastern Franconia
  • King : Henry I (919–936)
    • Bavaria
      • Duke : Arnulf I. (907-937)
    • Bohemia
      • Duke : Wenceslaus of Bohemia (921–929 / 935)
    • Flanders
      • Count : Arnulf I. (918–964)
    • Holland
      • Count : Dietrich I. (916-939)
    • Lorraine
      • Duke : Giselbert of Lorraine (928–939)
    • Saxony
      • Duke : Henry I (912–936)
    • Swabia
      • Duke : Hermann I (926–949)

• Italy
  • National King: Hugo I (926–946)
  • Benevento
    • Duke : Atenulf II (911–940) also Prince of Capua
  • Ivrea
    • Margrave : Berengar II. (925–964)
  • Papal States
    • Pope : Stephen VII (929-931)
    • Pope: John XI. (931-935)
  • Montferrat
    • Margrave : Wilhelm I (before 933)
  • Naples
    • Duke : John III. (928–968 / 969)
  • Salerno
    • Prince : Waimar II (900–946)
  • Tuscany
    • Duke : Lambert of Tuszien (929-931)
    • Duke: Boso of Tuscia (931–936)
  • Venice
    • Doge of Venice : Orso II. Particiaco (912-932)

• Kievan Rus
  • Grand Duke : Igor (912–945)

• Croatia
  • King : Trpimir II (928-935)

• Norway
  • King : Harald I (872-933)

• Raszien
  • Greater Župan : Časlav Klonimirović (927–950)

• Scotland
  • King : Constantine II (900–943)

• Spain
  • Barcelona county
    • Count : Sunyer I. (911-947)
  • Caliphate of Cordoba
    • Caliph : Abd ar-Rahman III. (912-961)
  • Castile
    • Count : Fernán González (931–944)
  • Leon
    • King : Alfonso IV (925-931)
    • King: Ramiro II (931–951)
  • Navarre
  • King : Jimeno (925-931)
  • King: García I (931–970)

• Hungary
  • Grand Duke : Zoltán (907–947)

• Wales
  • Gwynedd
    • Prince : Idwal the Bald (916–942)
  • Powys
    • Prince : Llywelyn ap Merfyn (900–942)