1198

Events 
 End of the reign of Emperor Go-Toba, emperor of Japan
 Emperor Tsuchimikado ascends to the throne of Japan
 January 8 – Pope Innocent III ascends Papal Throne
 Frederick II, infant son of German King Henry VI, crowned King of Sicily
 Births 
 August 24 — King Alexander II of Scotland (d. 1249)
 Ertugrul, Turkish leader, father of Osman I (d. 1281)
 Ferdinand III of Castile (d. 1252)
 Sybilla of Lusignan, wife of Leo II of Armenia (d. c. 1230)

 Deaths 
 January 8 — Pope Celestine III (b. c. 1106)
 March 11 — Marie de Champagne, daughter of Louis VII of France (b. 1145)
 April 16 — Duke Frederick I of Austria (b. c. 1175)
 September 1 — Dulce Berenguer, Queen of Portugal, spouse of King Sancho I of Portugal (b. 1160)
 November 27 — Queen Constance of Sicily, wife of Henry VI, Holy Roman Emperor (b. 1154)
 December 10 — Averroes, Arab philosopher and physician (b. 1126)
 Ruaidri mac Tairrdelbach Ua Conchobair, High King of Ireland
 Alix of France, daughter of Louis VII of France (b. 1150)
 William III of Sicily (b. 1190)
 June 2 — Lord Ygo III of Galama, Frisian knight and nobleman (b. 1139)
 William of Newburgh, English historian (b. 1135)

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