1018 state leaders - Events of 1019 - 1020 state leaders - State leaders by year

Africa

• Algeria(Hammadid) - Hammad ibn Buluggin (1008-1028)
• Egypt(Fatimids) - Husayb al-Hakim Bi-Amrillah , Fatimid caliph (996-1021)
  • Ifriqiya(Zirid) - Muizz ibn Badis (1015-1062)

Americas

Asia

• Ani - Gagik of Ani , King of Ani (989-1020)
• Caliphate(Abbasid) - Al-Qadir, Caliph in Baghdad (991-1031)
• China (Northern Song Dynasty) - Zhenzong, Emperor of Song China (997-1022)
• Japan -
  • Monarch - Go-Ichijo, Emperor of Japan (1016-1036)
  • Regent (Sessho) - Fujiwara no Yorimichi, Sessho (1017-1020); Kampaku (1020-1068)
• Ghaznavid Empire - Mahmud of Ghaznavid (998-1030)
• Khitan Empire - Shengzong, Khitan Emperor (982-1031)
• Khmer Empire - Suryavarman I (1001-1050)
• Korea (Goryeo Dynasty) - Hyeonjong , King of Goryeo (1009-1031)*Tamil Nadu - Rajendra Chola & Rajadhiraja Chola , Kings of Tamil Nadu (1012-1044 & 1054)

• Vietnam (Ly Dynasty) - Ly Thai To , King of Vietnam (1010-1028)

Europe

• Denmark - Canute the Great, King of Denmark (1018 - November 12, 1035); also King of Engand and later King of Norway

• England - Canute the Great, King of England (November 30, 1016 - November 12, 1035); also King of Denmark and later Norway.

• France - Robert II the Pious, King of France (996 - July 20, 1031)

• Germany - Henry II of the Ottonian dynasty (June 7, 1002 - July 13, 1024). Also Holy Roman Emperor.

• Holy Roman Empire - Henry II of the Ottonian dynasty, Holy Roman Emperor (elected and coronated King of Germany June 7, 1002, becoming de facto Emperor; later crowned by Pope Benedict VIII on February 14, 1014, died July 13, 1024). Also King of Italy.
• Hungary - Stephen I, King of Hungary (997-1038)
• Norway - Olaf II, also known as Olaf the Fat and posthumously as Saint Olaf, King of Norway (1015-1028)

• Spain - unknown Caliph of Cordoba

• Sweden - Olof of Sweden, King of Sweden (995 - 1022)