List of state leaders in 1040

1039 state leaders - Events of 1040 - 1041 state leaders - State leaders by year

Africa

• Fatimid Caliphate - Ma'ad al-Mustansir Billah (1036–1094)
  • Ifriqiya - Al-Muizz ibn Badis, Zirid Viceroy (1016–1062)
• Hammadids - Qaid ibn Hammad (1028–1045)
• Wagadou (Ghana Empire) - Bassi (1040–1062)

Asia

• Kingdom of Ani - Gargis (1040–1040)
• Byzantine Empire -
  • Zoe (Ζωή) (1028–1050)
  • Michael IV the Paphlagonian (Μιχαήλ Δ' ο Παφλαγών) (1034–1041)
• Caliphate (Abbasid) - Al-Qa'im, Caliph in Baghdad (1031–1075)
• Ghaznavid Empire - Mas'ud I of Ghazni (1031–1041)
• Khmer Empire - Suryavarman I (1001–1050)
• Great Seljuq Empire - Tughril (1037–1063)
• Chola Empire (Tamil Nadu) - Rajendra Chola & Rajadhiraja Chola (1012–1044 & 1054)
• China (Northern Song Dynasty) - Emperor Renzong (1022–1063)
• Japan (Heian period) -
  • Monarch - Emperor Go-Suzaku (1036–1045)
  • Regent (Sesshō/Kampaku) - Fujiwara no Yorimichi, Kampaku (1020–1068); Sesshō (1017–1020)
• Khitan Empire - Xingzong (1031–1055)
• Korea (Goryeo Kingdom) - Jeongjong (1034–1046)
• Western Xia - Emperor Jingzong (1032–1048)

Europe

• Kingdom of Aragon - Ramiro I (1035–1063)
• County of Barcelona - Ramon Berenguer I (1035–1076)
• Duchy of Brittany -
  1. Alan III of Rennes (997-1040)
  2. Conan II of Rennes (1040–1066)
• Bulgarian Empire - Peter II Delyan, Tsar of Bulgaria (1040–1041)
• Byzantine Empire -
  • Zoe (Ζωή) (1028–1050)
  • Michael IV the Paphlagonian (Μιχαήλ Δ' ο Παφλαγών) ( 1034–1041)
• Kingdom of Castile - Ferdinand I the Great (1035–1065)
• Kingdom of Croatia - Stjepan (1030–1058)
• Kingdom of Denmark - Harthacnut (1035–1042)
• Kingdom of England -
  1. Harold I (1035–1040)
  2. Harthacanute (1040–1042)
• Kingdom of France - Henry I (1031–1060)
  • County of Auvergne - William V (1032–1064)
  • County of Angoulême - Geoffrey (1032–1048)
  • County of Anjou -
    1. Fulk III (987-1040)
    2. Geoffrey II Martel (1040–1060)
  • Duchy of Aquitaine - William VII (1039–1058)
  • County of Blois & County of Champagne - Theobald III(I) (1037–1089)
  • County of Boulogne - Eustace I (1032–1049)
  • Duchy of Burgundy - Robert I (1032–1076)
  • County of Flanders - Baldwin V (1037–1067)
  • County of Maine - Hugh IV (1036–1051)
  • Duchy of Normandy - William the Bastard (1035–1087)
  • County of Toulouse - Pons (1037- c. 1061)
• Kingdom of Georgia - Bagrat IV (1027–1072)
• Holy Roman Empire - Henry III (1039–1056)
  • Margraviate of Austria - Adalbert (1018–1055)
  • Barrois - Sophie, Countess of Bar (1033–1092)
  • Duchy of Bohemia - Bretislav I (1035–1055)
  • County of Burgundy - Renaud I (1026–1057)
  • Duchy of Carinthia - Henry IV (1039–1047)
  • Duchy of Lower Lorraine - Gothelo the Great (1023–1044)
    • Bishopric of Utrecht - Bernold (c. 1026–1054)
    • West Friesland - Dirk IV, Count of West Friesland (1039–1049)
  • Duchy of Upper Lorraine - Gothelo the Great (1033–1044)
  • County Palatine of Lotharingia - Otto I (1034–1045)
  • County of Provence - Fulk Bertrand & Geoffroi I (1018–1051 & 1032–1062)
  • County of Savoy - Umberto I Biancamano (1003- c. 1048)
  • Duchy of Saxony - Bernard II (1011–1059)
  • Duchy of Styria - ? vacant 1038-1047
  • Bishopric of Utrecht - Bernold (c. 1026–1054)
• Holy See - Pope Benedict IX (1032–1044)
• Kingdom of Hungary - Peter Urseolo (1038–1041)
• Ireland - Donnchad mac Briain, High King of Ireland (1024–1064)
• Kievan Rus' - Yaroslav I the Wise (1019–1054)
• Kingdom of León - Ferdinand I the Great (1037–1065)
• March of Montferrat - Otto II (1017–1084)
• Kingdom of Navarre - Garcia V (1035–1054)
• Kingdom of Norway - Magnus the Good (1035–1047)
• Duchy of Poland - Casimir I (1039–1058)
• Kingdom of Scotland -
  1. Donnchad I (1034–1040)
  2. Macbeth (1040–1057)
• Kingdom of Sweden - Anund Jacob (1022–1050)
• Republic of Venice - Domenico Flabanico, Doge of Venice (1032–1043)
• Wales (List of rulers of Wales)
  • Deheubarth - Hywel ab Edwin (1033–1044)
  • Glywysing - Hywel ab Owain & Gruffydd ap Rhydderch (990-1043 & 1033–1055)
  • Kingdom of Gwent - Edwyn ap Gwriad (1015–1045)
  • Kingdom of Gwynedd - Gruffydd ap Llywelyn (1033–1063)