List of state leaders in 998

997 state leaders - Events of 998 - 999 state leaders - State leaders by year -----

Africa

*Fatimid Caliphate - unicode|Abū 'Alī al-Manṣūr al-Ḥākim bi-Amr Allāh, Caliph (996-1021)
**Ifriqiya - Badis ibn Mansur, Zirid Viceroy (995-1016)

Americas

Asia

*Byzantine Empire - Basil II Bulgaroktonus, Byzantine emperor (976-1025)
*China (Northern Song Dynasty) - Zhenzong, Emperor of Song China (997-1022)
*Japan -
**Monarch - Emperor Ichijō, emperor of Japan (986-1011)
**"de facto" - Fujiwara no Michinaga (995-1017)
*Khitan Empire - Shengzong, Khitan Emperor (982-1031)
*Korea (Goryeo Dynasty) - Mokjong, King of Goryeo (997-1009)

Europe

*Amalfi - Mansone I, Duke of Amalfi (966-1004)
*Benevento - Pandulf II, Prince of Benevento (981-1014)
*Bulgarian Empire - Samuil, Tsar of Bulgaria (976-1014)
*Burgundy - Rudolph III, King of Burgundy (993-1032)
*Byzantine Empire - Basil II, Byzantine Emperor (976-1025)
*Capua - Laidulf, Prince of Capua (993-999)
*Denmark - Sweyn I "Forkbeard", King of Denmark (985-1014); also King of Norway
*England - Ethelred II the Unready, King of England (978-1013, 1014-1016)
*France - Robert II, King of France (996-1031)
**Aquitaine - William V, Duke of Aquitaine (990-1029)
**Barcelona - Raymond Borel, Count of Barcelona (992-1018)
**Blois - Thibaut II, Count of Blois (995-1004)
**Brittany - Geoffrey I, Duke of Brittany (992-1008)
**Burgundy - Henry the Great, Duke of Burgundy (965-1002)
**Champagne - Stephen I, Count of Champagne (993-1019)
**Flanders - Baldwin IV, Count of Flanders (988-1036)
**Gascony - Bernard William, Duke of Gascony (984-1009)
**Maine - Hugh III, Count of Maine (992-1015)
**Normandy - Richard II, Duke of Normandy (996-1027)
**Reims - Arnould, Archbishop of Reims (995-1021)
**Toulouse - William III, Count of Toulouse (950-1037)
*Gaeta - John V, Duke of Gaeta (991-1012)
*Holy Roman Empire - Otto III, Holy Roman Emperor (983-1002)
**Kingdom of Germany
***Austria - Henry I, Margrave of Austria (994-1018)
***Bavaria - Henry IV, Duke of Bavaria (995-1005)
***Carinthia - Otto II, Duke of Carinthia (995-1004)
***Lower Lorraine - Otto, Duke of Lower Lorraine (991-1012)
***Meissen - Eckard II, Margrave of Meissen (985-1002)
***Palatinate - Ezzo of Lorraine, Count Palatine of Lotharingia (994-1034)
***Saxony - Bernard I, Duke of Saxony (973-1011)
***Swabia - Herman II, Duke of Swabia (997-1003)
***Upper Lorraine - Dietrich I, Duke of Upper Lorraine (978-1027)
**Kingdom of Italy
***Aquileia - John IV, Patriarch of Aquileia (984-1017)
***Milan - Landolfo II da Carcano, Archbishop of Milan (990-998)
***Spoleto - Hugo the Great, Duke of Spoleto (989-1001)
***Tuscany - Hugo the Great, Margrave of Tuscany (961-1001)
*Hungary - Stephen I of Hungary, Duke of Hungary (997-1038)
*Ireland - Mael Seachlainn II, High King of Ireland (979-1002)
*León - Bermudo II, King of León (984-999)
*Naples - John IV, Duke of Naples (999-1002)
*Navarre - Garcia IV, King of Navarre (994-1000)]
*Kyivan Rus' - Volodymyr the Great, Grand Duke of Kyiv (980-1015)
*Norway - Olav Tryggvason, King of Norway (995-1000)
*Papal States - Pope Gregory V (996-999)
* Poland - Bolesław I the Brave, Duke of Poland (992-1025)
*Scotland - Kenneth III, King of Scots (997-1005)
*Spain -
**Caliph - Hisham II of the Umayyad Dynasty, Caliph of Cordoba (976-1008, 1010-1012)
**"de facto" - Al-Mansur Ibn Abi Aamir, hajib (978-1002)
*Sweden - Olof the Tax-king, King of Sweden (995-1022)
*Venice - Pietro II Orseolo, Doge of Venice (991-1009)