List of state leaders in 1140

This is a list of heads of state, government leaders, and other rulers in the year 1140.

Asia

• China (Jin/Jurchen dynasty) - Emperor Xizong (1135–1149)
• China (Southern Song dynasty) - Emperor Gaozong (1127–1162)
• County of Edessa – Joscelin II (1131–1149)
• Japan (Heian period)
  • Monarch – Emperor Sutoku (1123–1142)
  • Regent (Sesshō/Kampaku) - Fujiwara no Tadamichi (1121–1158)
• Kara-Khitan Khanate (Western Liao) - Yelü Dashi (1124–1144)
• Khmer Empire – Suryavarman II (1113–1150)
• Korea (Goryeo Kingdom) – Injong (1122–1146)
• Western Xia – Emperor Renzong (1139–1193)

Europe

• Kingdom of Aragon – Petronilla (1137–1162)
• Byzantine Empire – John II Komnenos (1118–1143)
• Kingdom of Castile – Alfonso VII (1126–1158)
• Kingdom of Denmark – Eric III (1137–1146)
• Kingdom of England – Stephen (1135–1154)
• Kingdom of France – Louis VII (1137–1180)
• Holy Roman Empire – Interregnum (1133–1152)
  • Kingdom of Germany – Conrad III (1138–1152)
  • County of Holland – Dirk VI (1121–1157)
  • Papal States - Pope Innocent II (1130–1143)
• Kingdom of Hungary – Béla II (1131–1141)
• Kingdom of León – Alfonso VII (1135–1157)
• Kingdom of Navarre – Garcia Ramirez (1134–1150)
• Kingdom of Norway – Co-rulers: Sigurd II (1136–1155) and Inge I (1136–1161)
• Kingdom of Poland – Władysław II the Exile (1138–1146)
• Kingdom of Portugal – Afonso I (1139–1185)
• Kingdom of Scotland – David (1124–1153)
• Kingdom of Sicily - Roger II (1130–1154)
• Kingdom of Sweden – Sverker I (1130–1156)
• Republic of Venice – Pietro Polani, Doge of Venice (1130–1148)
• Wales (List of rulers of Wales)
  • Kingdom of Gwynedd – Owain Gwynedd, Prince of Gwynedd (1137–1170)
  • Kingdom of Powys – Madog ap Maredudd, Prince of Powys (1132–1160)

Middle East and North Africa

• Abbasid Caliphate – Al-Muqtafi, Caliph of Baghdad (1136–1160)
• Almohad Caliphate – Abd al-Mu'min, Caliph of Morocco (1130–1163)
• Fatimid Caliphate – Al-Hafiz Li-Dinillah, Fatimid Caliph (1130–1149)
• Sultanate of Rum – Mesud I (1116–1156)