List of state leaders in 998

See also
List of state leaders in 997 Events of 998 List of state leaders in 999 State leaders by year

This is a list of heads of state, government leaders, and other rulers in the year 998.

Africa

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

Asia

Byzantine Empire – Basil II Bulgaroktonus (976–1025)
China (Northern Song Dynasty) – Emperor Zhenzong (997–1022)
Japan (Heian period) –
- Monarch – Emperor Ichijō (986–1011)
- de facto – Fujiwara no Michinaga (995–1017)
Khitan Empire – Shengzong (982–1031)
Korea (Goryeo Kingdom) – Mokjong (997–1009)

Europe

Bulgaria - Samuil, Tsar of Bulgaria (977–1014)
Kingdom of Burgundy - Rudolf III (993–1032)
- County of Burgundy - Otto-William (982–1026)
- County of Provence -
  - Rotbold II (968–1008)
  - William II (993–1018)
Byzantine Empire - Basil II the Bulgar-slayer (976–1025)
Caucasus
- Bagratuni Kingdom of Armenia - Gagik I (989–1020)
- Kingdom of Georgia - Gurgen (994–1008)
- Principality of Kakheti - David (976–1010)
- Klarjeti - Sumbat III, Prince of Klarjeti (993–1011)
Kingdom of Croatia - Svetoslav Suronja (997–1000)
Kingdom of Denmark - Sweyn I (985/986–1014)
Kingdom of England – Æthelred the Unready (978–1013)
Kingdom of France - Robert II (996–1031)
- County of Angoulême - William IV (988–1028)
- County of Anjou - Fulk III (987–1040)
- Duchy of Aquitaine - William V (995–1030)
- County of Blois - Theobald II (995–1004)
- Duchy of Brittany - Geoffrey I (992–1008)
- Duchy of Burgundy - Eudes-Henry (965–1002)
- County of Flanders - Baldwin IV (987–1035)
- County of Maine - Hugh III (992–1015)
- Duchy of Normandy - Richard II (996–1026)
- County of Toulouse - William III Taillefer (978–1037)
- County of Vermandois - Herbert III (987–1000)
Duchy of Gascony - Bernard I William (996–1009)
Holy Roman Empire - Otto III (996–1002)
- Duchy of Bavaria - Henry IV (995–1005)
  - March of Austria - Henry I (994–1018)
  - March of the Nordgau - Henry of Schweinfurt (994–1004)
- Duchy of Bohemia - Boleslaus II (972–999)
- Duchy of Carinthia - Henry IV (995–1002)
- Duchy of Lower Lorraine - Otto (977–1012)
  - County of Frisia - Dirk III (993–1039)
  - County of Mons -
    1. Godfrey I (974–998)
    2. Reginar IV (998–1013)
  - County of Namur - Albert I (c. 981–1011)
- Duchy of Upper Lorraine - Theodoric I (978–1026/1027)
  - County of Bar - Theodoric I (978–1026/1027)
  - County of Luxembourg -
    1. Siegfried (963–998)
    2. Henry I (998–1026)
- County Palatine of Lotharingia - Ezzo (996–1034)
- Duchy of Saxony - Bernard I (973–1011)
  - Saxon Eastern March - Gero II (993–1015)
  - Northern March - Lothair (983–1003)
  - March of Meissen - Ekkehard I (985–1002)
- Duchy of Swabia - Hermann II (997–1003)
Hungarian tribal federation - Stephen, Grand Prince of the Hungarians (997–1000)
Ireland - Máel Sechnaill mac Domnaill, High King of Ireland (980–1002)
- Ailech - Áed mac Domnaill Ua Néill, King of Ailech (989–1004)
- Connacht - Cathal mac Conchobar mac Taidg, King of Connacht (973–1010)
- Uí Maine - Tadhg Mór Ua Cellaigh, King of Uí Maine (985–1014)
- Leinster - Donnchad mac Domnall Claen, King of Leinster (984–1003)
- Kingdom of Mide - Máel Sechnaill mac Domnaill (c. 975–1022)
- Munster - Brian Boru, King of Munster (978–1014)
Kingdom of Italy - Otto III and Holy Roman Emperor (996–1002)
- Duchy of Amalfi - Manso I (966–1004)
- Principality of Benevento - Pandulf II (981–1014)
- Principality of Capua - Laidulf (993–999)
- Catepanate of Italy -
  1. John Ammiropoulos (988–998)
  2. Gregory Tarchaneiotes (998–1006)
- Duchy of Gaeta - John III (984–1008)
- March of Ivrea - Arduin (c. 990–1015)
- March of Montferrat - William III (991–1042)
- Duchy of Naples - John IV (997–1002)
- Papal States - Pope Gregory V (996–999)
- Principality of Salerno - Guaimar III (994–1027)
- Emirate of Sicily -
  1. Yusuf al-Kalbi (990–998)
  2. Ja'far al-Kalbi (998–1019)
- Duchy of Spoleto -
  1. Conrad I (996–998)
  2. Adhemar of Capua (998–999)
- March of Tuscany - Hugh (961–1001)
- Republic of Venice - Pietro II Orseolo, Doge of Venice (991–1009)
Kievan Rus' - Vladimir I (980–1015)
- Principality of Polotsk - Izyaslav (989–1001)
- Principality of Rostov - Yaroslav I the Wise (996–1010)
- Principality of Turov - Sviatopolk Vladimirovich (997–1019)
Kingdom of Norway - Olaf I (995–1000)
Poland - Bolesław I the Brave, Duke of Poland (992–1025)
Kingdom of Alba (Scotland) - Kenneth III (997–1005)
Serbia - Petrislav, Duke of Zeta, (c. 992–1000)
Spain -
- County of Barcelona - Ramon Borrell (993–1017)
- County of Castile - Sancho García (995–1017)
- Caliphate of Córdoba -
  - Hisham II (976–1009)
  - Al-Mansur Ibn Abi Aamir, Hajib (978–1002)
- Kingdom of León - Bermudo II (984–999)
  - County of Portugal - Mendo II Gonçalves (997–1008)
- Kingdom of Pamplona - García Sánchez II (994–1004)
  - Kingdom of Viguera - Sancho Ramírez (c. 991–c. 1002)
- County of Urgell - Ermengol I (993–1011)
Kingdom of Sweden - Olof Skötkonung (995–1022)
Wales -
- Deheubarth - Maredudd ab Owain, Prince of Deheubarth (987–999)
- Kingdom of Gwynedd - Maredudd ab Owain (986–999)
- Kingdom of Powys - Maredudd ab Owain (987–999)