This is a list of heads of state, government leaders, and other rulers in the year 918.

Africa [edit]

• Ifriqiya – Ubayd Allah al-Mahdi Billah, Fatimid Caliph (909–934)
• Morocco – Yahya IV, Idrisid Emir (904–922)

Asia [edit]

• China (Five Dynasties and Ten Kingdoms Period) –
  • Later Liang Dynasty – Modi, Emperor of Later Liang (913–923)
  • Chu – Ma Yin, King of Chu (907–930)
  • Dingnan – Li Renfu, Dingnan Jiedushi (909–933)
  • Former Shu –
    1. Wang Jian – (Gaozu of Former Shu), Emperor of Former Shu (907–918)
    2. Wang Yan, Emperor of Former Shu (918–925)
  • Jin – Li Cunxu, King of Jin (908–923); Emperor of Later Tang (923–926)
  • Jingnan – Gao Jixing, Jingnan Jiedushi (907–924); King of Nanping (924–928)
  • Min – Wang Shenzhi, King of Min (909–925)
  • Qi – Li Maozhen, King of Qi (901–924)
  • Southern Han – Liu Yan, King of Nanhai (911–917); Emperor of Southern Han (917–941)
  • Wu – Yang Longyan, King of Wu (908–921)
  • Wuyue – Qian Liu, King of Wuyue (907–932)
  • Yiwu – Wang Chuzhi, Yiwu Jiedushi (900–921)
  • Zhao (Chengde) – Wang Rong, Chengde Jiedushi (883–921)
• Japan – Emperor Daigo, emperor of Japan (897–930)
• Khitan Empire – Taizu, Khitan Emperor (907–926)
• Korea (Later Three Kingdoms Period)
  • Balhae - Dae Inseon, King of Balhae (906–926)
  • Hubaekje – Gyeon Hwon, King of Hubaekje (900–935)
  • Taebong – Gung-ye, King of Later Goguryeo (901–904); King of Majin (904–911); King of Taebong (911–918)
    • Taebong is overthrown by Taejo of Goryeo
  • Goryeo Dynasty - Taejo, King of Goryeo (918–943)
    • Goryeo Dynasty is founded by Taejo of Goryeo
  • Silla – Gyeongmyeong, King of Silla (917–924)

Europe [edit]

• Bulgaria - Simeon I, Tsar of Bulgaria (893–927)
• Upper Burgundy - Rudolph II, King of Upper Burgundy (912–937)
• Byzantine Empire - Constantine VII (913–959)
• Caucasus
  • Kingdom of Armenia - Ashot II (914–928)
  • Kingdom of Iberia - Adarnase IV (888–923)
  • Principality of Kakheti -
    1. Kvirike I, Prince of Kakheti (893–918)
    2. Padla II, Prince of Kakheti (918–929)
  • Klarjeti - David Mampali (900–943)
• Littoral Croatia - Tomislav, Duke of Littoral Croatia (910–925)
• England (Heptarchy) -
  • Danelaw -
    • Northumbria -
      1. Ealdred, King of Northumbria (c. 913–c. 918)
      2. Ragnall ua Ímair, King of Northumbria (918–921)
  • Wessex - Edward the Elder, King of the Anglo-Saxons (899–924)
    • Mercia -
      1. Æthelfleda, Lady of the Mercians (911–918)
      2. Ælfwynn, Lady of the Mercians (918)
      3. Edward the Elder, King of the Anglo-Saxons (899–924)
• East Francia - Conrad I, King of East Francia (911–918)
  • Bavaria - Arnulf, Duke of Bavaria (907–937)
  • Duchy of Bohemia - Vratislaus I (915–c. 921)
  • Duchy of Franconia -
    1. Conrad I (906–918)
    2. Eberhard III (918–939)
  • Duchy of Saxony - Henry I the Fowler (912–936)
  • Duchy of Swabia - Burchard II (917–926)
• West Francia - Charles the Simple, King of West Francia (898–922)
  • County of Angoulême - William II (916–945)
  • County of Anjou - Fulk I (898–942)
  • Aquitaine -
    1. William I, Duke of Aquitaine (893–918)
    2. William II, Duke of Aquitaine (918–926)
  • Duchy of Brittany -
  • Duchy of Burgundy - Richard the Justiciar (898–921)
  • County of Flanders -
    1. Baldwin II, Count of Flanders (879–918)
    2. Arnulf I, Count of Flanders (918–965)
  • County of Maine - Hugh I (900–950)
  • March of Neustria - Robert (911–922)
  • Duchy of Normandy - Rollo (911–927)
  • County of Paris - Robert I (888–923)
  • County of Toulouse -
    1. Odo (886–918)
    2. Raymond II (918–924)
  • Tours - Robert I, Count of Tours (888–922)
  • County of Vermandois - Herbert II, Count of Vermandois (907–943)
• Gascony - Gassia II, Duke of Gascony (893–c. 930)
• Hungarian tribal federation - Zoltán, Grand Prince of the Magyars (c. 907–c. 948)
• Ireland - Niall Glúndub, High King of Ireland (916–919)
  • Ailech - Niall Glúndub, King of Ailech (896–919)
  • Connacht - Cathal mac Conchobair, King of Connacht (900–925)
  • Uí Maine - Murchadh mac Sochlachan, King of Uí Maine (909–936)
  • Leinster - Faelan mac Muiredach, King of Leinster (917–942)
  • Kingdom of Mide - Conchobar mac Flainn (916–919)
  • Munster - Flaithbertach mac Inmainén, King of Munster (c. 914–922)
• Italy - Berengar, King of Italy (887–924) and Holy Roman Emperor (915–924)
  • 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 - Adalbert I (902–923)
  • Duchy of Naples - John II (915–919)
  • Papal States - Pope John X (914–928)
  • Principality of Salerno - Guaimar II (901–946)
  • Duchy of Spoleto - Alberic I (897–922)
  • 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)
• Lotharingia - Charles the Simple, King of Lotharingia (911–922)
  • County of Frisia - Dirk I (c. 896–923)
  • County of Hainault - Reginar II (915–932)
• Norway - Harald I Fairhair, King of Norway (872–930)
• Kingdom of Provence -
  • Louis the Blind, King of Provence (887–928)
  • Hugh, count of Arles, Regent (905–928)
• Kingdom of Alba (Scotland) - Constantine II (900–943)
• Serbia - Pavle Branović, Knez of Serbia (917–921)
  • Zahumlje - Mihailo Višević, Great Prince of Zahumlje (910–927)
• Spain -
  • County of Aragon - Galindo Aznárez II (893–922)
  • Kingdom of Asturias - Fruela II (910–925)
  • County of Barcelona - Sunyer, Count of Barcelona (911–947)
  • Caliphate of Córdoba - Abd-ar-Rahman III (912–961)
  • Kingdom of Galicia – Ordoño II (910–924)
  • Kingdom of León - Ordoño II (914–924)
  • County of Pallars - Raymond I (872–920)
  • Kingdom of Pamplona - Sancho I (905–925)
  • County of Ribagorza - Raymond I (872–920)
• 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 [edit]

• Abbasid Caliphate – Al-Muqtadir (908–932)
• Byzantine Empire – Constantine VII Porphyrogenitos (913–959)

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