About Leo I, King of Armenia
Lived 1150 – 1219 (aged 68–69). Leo I, King of Armenia was a sovereign.
Leo I (; 1150 – 2 May 1219) was the tenth lord of Armenian Cilicia, Leo's father, who was on his way to attend a banquet given by the Byzantine governor of Cilicia, Andronicus Euphorbenus,
Their paternal uncle, Mleh I, lord of Armenian Cilicia had made a host of enemies by his cruelties in his country, resulting in his assassination by his own soldiers in the city of Sis in 1175. The seigneurs of Cilician Armenia elected Leo's brother, Roupen III to occupy the throne of the principality. Roupen III sent Leo to surround Hethum's mountain lair. But Bohemond III, rushing to the aid of Hethum, treacherously made Roupen prisoner. During 1187, he became the ruler.
Prince of Cilicia
Coronation
Leo was crowned on 6 January 1198 (or 1199)
Marriages and children (1) 3 February 1188 – 4 February 1189, divorced 1206: Isabelle (? – Vahka, 1207), a daughter of a brother of Sibylle, the wife of Bohemond III of Antioch Rita (Stephanie) (after 1195 – June 1220), the wife of King John I of Jerusalem (2) 28 January 1210 – 27 January 1211: Sibylla (1199/1200 – after 1225), a daughter of King Amalric I of Cyprus and Isabella I of Jerusalem Queen Isabella I of Cilicia ( 27 January 1216 – 25 January 1217 – Ked, 23 January 1252)
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Important facts
Family & relationships
People in Leo I, King of Armenia's life
Named in this biography and alive at the same time
Contemporaries
People whose lives overlapped Leo I, King of Armenia's
Frequently asked questions
Who was Leo I, King of Armenia?
first king of Cilician Armenia
When was Leo I, King of Armenia born?
Leo I, King of Armenia was born in 1150 in Armenian Kingdom of Cilicia.
When did Leo I, King of Armenia die?
Leo I, King of Armenia died on 2 May 1219 in Kozan.
What was Leo I, King of Armenia's occupation?
Leo I, King of Armenia was a sovereign.
Sources & further reading
· Wikipedia: Leo I, King of Armenia
· DBpedia: Leo I, King of Armenia
Cite this page
APA: Biography.guide. (2026). Leo I, King of Armenia. https://biography.guide/leo-i-king-of-armenia/
MLA: "Leo I, King of Armenia." Biography.guide, https://biography.guide/leo-i-king-of-armenia/.
Chicago: "Leo I, King of Armenia." Biography.guide. https://biography.guide/leo-i-king-of-armenia/.
Data last updated: 2026-09-25 · Spot an error? Report a correction.
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