List of state leaders in 1155

This is a list of heads of state, government leaders, and other rulers in the year 1155.

Asia

• China (Jin/Jurchen dynasty) - Emperor Hailingwang (1149–1161)
• China (Southern Song dynasty) - Emperor Gaozong (1127–1162)
• Japan (Heian period)
  • Monarch -
    1. Emperor Konoe (1142–1155)
    2. Emperor Go-Shirakawa (1155–1158)
  • Regent (Sesshō/Kampaku) - Fujiwara no Tadamichi (1121–1158)
• Kara-Khitan Khanate (Western Liao) - Emperor Renzong (1150–1164)
• Khmer Empire – Dharanindravarman II, Khmer emperor (1150–1160)
• Korea (Goryeo Kingdom) – Euijong (1146–1170)
• Western Xia – Emperor Renzong (1139–1193)

Europe

• Duchy of Aquitaine – Eleanor (1137–1204)
• Kingdom of Aragon – Petronilla (1137–1162)
• Kingdom of Denmark
  1. Sweyn III, rival King of Denmark (1146–1157)
  2. Canute V, rival King of Denmark (1146–1157)
  3. Valdemar I The Great, rival King of Denmark (1146–1157, sole ruler 1157–1182)
• Kingdom of England – Henry II (1154–1189)
• Kingdom of France – Louis VII (1137–1180)
• Holy Roman Empire – Frederick I Barbarossa - (1155–1190), King of Germany from 1152
  • Duchy of Austria – Henry II Jasomirgott (1141–1177)
  • Duchy of Bavaria – Henry XI (1141–1156)
  • Duchy of Bohemia – Vladislav II (1140–1178)
  • County of Holland – Dirk VI (1121–1157)
  • Duchy of Saxony – Henry III the Lion (1142–1180)
  • Duchy of Swabia – Frederick IV (1152–1167)
• Kingdom of Hungary – Géza II (1141–1161)
• Ireland - Ruaidri mac Tairrdelbach Ua Conchobair, High King of Ireland (1151–1186)
• Kingdom of Navarre – Sancho VI the Wise (1150–1194)
• Kingdom of Norway
  1. Eystein II, joint King of Norway (1142–1157)
  2. Inge I, joint King of Norway (1136–1161)
• Papal States – Pope Adrian IV (1154–1159)
• Kingdom of Poland – Boleslaw IV (1146–1173)
• Kingdom of Portugal – Afonso I (1139–1185)
• Serbia (Rascia) – Uroš II Prvoslav (1140–1161)
• Kingdom of Scotland – Malcolm IV (1153–1165)
• Kingdom of Sicily – William I (1154–1166)
• Kingdom of Sweden – Sverker I (1133–1156)
• Wales (List of rulers of Wales)
  • Kingdom of Gwynedd – Owain Gwynedd, Prince of Gwynedd (1137–1170)
  1. Sweyn III, rival King of Denmark (1146–1157)
  • Deheubarth
    • Maredudd ap Gruffydd, Prince of Deheubarth (1153–1155)
    • Rhys ap Gruffydd, Prince of Deheubarth (1155–1197)
• Iceland – Sweyn III, rival King of Denmark (1146–1157)