List of state leaders in 927

926 state leaders – Events of 927 – 928 state leaders – State leaders by year

Africa

• Ifriqiya – Ubayd Allah al-Mahdi Billah, Fatimid Emir (909–934)

Asia

• Byzantine Empire
  • Constantine VII (913–959)
  • Romanus I (919–943)
• China (Five Dynasties and Ten Kingdoms Period) –
  • Later Tang Dynasty – Mingzong, Emperor of Later Tang (926–933)
  • Chu – Ma Yin, King of Chu (907–930)
  • Dingnan – Li Renfu, Dingnan Jiedushi (909–933)
  • Jingnan (Nanping) – Gao Jixing, Jingnan Jiedushi (907–924); King of Nanping (924–928)
  • 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, King of Wu (921–927); Emperor of Wu (927–937)
  • Wuyue – Qian Liu, King of Wuyue (907–932)
• Japan – Emperor Daigo, emperor of Japan (897–930)
• 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 –
    1. Gyeongae, King of Silla (924–927)
    2. Gyeongsun, King of Silla (927–935)

Europe

• Bulgaria -
  1. Simeon I, Tsar of Bulgaria (893–927)
  2. 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 - Ashot II (914–928)
  • Kingdom of Iberia - David II (923–937)
  • Principality of Kakheti - Padla II, Prince of Kakheti (918–929)
  • Klarjeti - David Mampali (900–943)
• Kingdom of Croatia - Tomislav (925–928)
• Kingdom of England - Athelstan (927–939)
  • Northumbria -
    1. Sihtric Cáech, King of Northumbria (921–927)
    2. Gothfrith, King of Northumbria (927)
    3. 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 -
    1. Acfred, Duke of Aquitaine (926–927)
    2. Ebalus, Duke of Aquitaine (927–932)
  • County of Arles - Boso II (926–931)
  • County of Auvergne -
    1. Acfred - County of Auvergne (926-927)
    2. Ebles Manzer - dominated most of Auvergne (927-934)
  • 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 -
    1. Rollo, Count of Normandy (911–927)
    2. William I Longsword, Count of Normandy (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 - Gassia II, Duke of Gascony (893–c. 930)
• 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 (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 - Marinus I (919–928)
  • Papal States - Pope John X (914–928)
  • Principality of Salerno - Guaimar II (901–946)
  • Duchy of Spoleto - Boniface I (923–928)
  • March of Tuscany - Guy (915–929)
  • Republic of Venice - Orso II Participazio, Doge of Venice (912–932)
• Kievan Rus' - Igor, Prince of Kiev (912–945)
• Norway - Harald I Fairhair, King of Norway (872–930)
• Kingdom of Provence -
  • Louis the Blind (887–928)
  • Hugh, count of Arles, Regent (905–928)
• Kingdom of Alba (Scotland) - Constantine II (900–943)
• Serbia - Časlav Klonimirović, Zhupan of Serbia (927–960)
  • Zahumlje - Mihailo Višević, Great Prince of Zahumlje (910–927)
• Spain -
  • County of Barcelona - Sunyer, Count of Barcelona (911–947)
  • Caliphate of Córdoba - Abd-ar-Rahman III (912–961)
  • Kingdom of Galicia – Sancho I Ordóñez (926–929)
  • Kingdom of León - Alfonso IV (925–931)
    • County of Portugal - Mumadona Dias (c. 924–c. 950)
  • County of Pallars - Isarn (920–948)
  • Kingdom of Pamplona - Jimeno Garcés (925–931)
  • 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)