List of state leaders in 1098

This is a list of heads of state, heads of governments, and other rulers in the year 1098.

Africa

• Almoravid dynasty – Yusuf ibn Tashfin (1061–1106)
• Ethiopian Empire – Kedus Harbe (1079–1119)
• Fatimid Caliphate – Al-Musta'li (1094–1101)
• Hammadid dynasty – al-Mansur ibn an-Nasir (1088–1104)
• Ifriqiya (Zirid dynasty) – Tamim ibn al-Mu'izz (1062–1108)
• Kingdom of Makuria – Basileios (1089–1130)
• Wagadou (Ghana Empire) –
  1. Kambine Diaresso (1087–1090s)
  2. Suleiman (1090s–1100s)

Asia

• Principality of Antioch – Bohemond I (1098–1111)
• Emirate of Aleppo – Radwan (1095–1113)
• Armenia Minor – Constantine I, King of Armenia (1095–1102)
• Abbasid Caliphate (Baghdad) – Al-Mustazhir (1094–1118)
• Byzantine Empire – Alexios I Komnenos (1081–1118)
• China (Northern Song dynasty) – Emperor Zhezong (1085–1100)
• Emirate of Damascus – Duqaq (1095–1104)
• County of Edessa – Baldwin I (1098–1100)
• Kingdom of Georgia – David IV (1089–1125)
• Ghaznavid Empire – Zahir ud-Dalah Ibrahim (1059–1099)
• Great Seljuq Empire –
  • Barkiyaruq (1094–1105)
  • Ahmad Sanjar (rival, 1097–1157)
• Sultanate of Rûm – Kilij Arslan I (1092–1107)
• Japan (Heian period) –
  • Monarch – Emperor Horikawa (1087–1107)
  • Regent (Kampaku) – Fujiwara no Moromichi, Kampaku (1094–1099)
  • Cloistered ruler – Emperor Shirakawa, Jōkō of Japan (1087–1129)
• Sultanate of Kerman – Iran Shah (1096–1101)
• Korea (Goryeo Kingdom) – Sukjong (1095–1105)
• Liao dynasty (Khitan Empire) – Emperor Daozong (1055–1101)
• Sultanate of Rûm – Kilij Arslan I (1092–1107)
• Thailand – Praya Thamikaraj, King of Thailand (1056–1107)
• Vietnam – Lý Nhân Tông, King of Vietnam (1072–1127)
• Western Xia – Emperor Chongzong (1086–1139)

Europe

• Taifa of Alpuente – Abdallah II Chanah ed Dawlah (1092–1103)
• Duchy of Amalfi – Marinus Sebastus (1096–1100)
• County of Angoulême – William III (1089–1118)
• County of Anjou – Fulk IV (1067–1109), with Geoffrey IV (1098–1106)
• Duchy of Apulia – Roger Borsa (1085–1111)
• Duchy of Aquitaine – William IX (1086–1127)
• Kingdom of Aragon – Peter I (1094–1104)
• Margraviate of Austria – Leopold III (1095–1136)
• County of Auvergne – William VI (1096–1136)
• Margraviate of Baden – Herman II (1073–1130)
• County of Barcelona – Ramon Berenguer III (1082–1131)
• Barrois – Thierry II, Count of Bar (1092–1105)
• Duchy of Bavaria – Welf I (1070–1101)
• County of Blois – Stephen II (1089–1102)
• Duchy of Bohemia – Bretislav II (1092–1100)
• County of Boulogne – Eustace III (1093–1125)
• Landgraviate of Brabant – Godfrey I (1095–1139)
• Duchy of Brittany – Alan IV (1084–1112)
• Duchy of Burgundy – Odo I (1079–1103)
• Byzantine Empire – Alexios I Komnenos (Αλέξιος Α' Κομνηνός) (1081–1118)
• Duchy of Carinthia – Henry II (1090–1122)
• Kingdom of Castile – Alfonso VI (1071–1109)
• County of Champagne – Hugh (1093–1125)
• Kingdom of Denmark – Eric I (1095–1103)
• County of Flanders – Robert II (1093–1111)
• Kingdom of France – Philip I (1060–1108)
• Kingdom of England – William II (1087–1100)
• County of Guelders – Gerard I (c. 1096-c. 1129)
• Kingdom of Gwynedd – Gruffudd ap Cynan (1081–1137)
• County of Hainaut –
  • Baldwin II (1071–1098)
  • Baldwin III (1098–1120)
• Holy Roman Empire – Henry IV (1056–1105)
• Kingdom of Hungary – Coloman (1095–1114)
• Ireland – Domnall Ua Lochlainn, High King of Ireland (1083–1121)
• Kingdom of the Isles – Magnus II (1095–1102)
• Kievan Rus' – Sviatopolk II (1093–1113)
• Kingdom of León – Alfonso VI (1065–1109)
• Duchy of Lorraine – Theodoric II (1070–1115)
• Duchy of Lower Lorraine – Godfrey of Bouillon (1087–1100)
• County of Maine –
  • William (1096–1110)
  • Hugh V (titular count, 1093–1131)
• March of Montferrat – William II (1084-c. 1101), with Rainier (1084-c. 1136)
• Kingdom of Navarre – Peter I (1094–1104)
• Principality of Nitra – Álmos, Duke of Nitra (1095–1108)
• Duchy of Normandy – Robert Curthose (1087–1106)
• Kingdom of Norway – Magnus Barefoot (1093–1103)
• County of Poitiers – William IX (1086–1127)
• Duchy of Poland – Władysław I Herman (1079–1102)
• Duchy of Pomerania – Zemuzil (1046–1106)
• County of Portugal – Henry (1093–1112)
• Kingdom of Powys – Iorwerth ap Bleddyn, prince of Powys (1088–1103), with Cadwgan ap Bleddyn (1088–1111)
• County of Provence – Gerberga (1094–1118)
• County of Savoy – Umberto II (1080–1103)
• Duchy of Saxony – Magnus (1072–1106)
• Kingdom of Scotland – Edgar (1097–1107)
• Serbia (Duklja) – Constantine Bodin (1080–1101)
• County of Sicily – Roger I (1071–1101)
• Duchy of Swabia – Frederick I (1079–1105)
• Kingdom of Sweden – Inge the Elder (1079–1080, 1087–1105)
• Duchy of Styria – Ottokar II (1084–1122)
• County of Toulouse – Bertrand (1095–1112)
• Bishopric of Utrecht – Conrad (1076–1099)
• Republic of Venice – Vital I Michele, Doge of Venice (1096–1102)
• County of West Friesland – Floris II (1091–1121)
• County of Württemberg – Conrad I (1089–1122)