de Brienne, Jean I, Emperor of Constantinople

Birth Name de Brienne, Jean I, Emperor of Constantinople
Gender male
Age at Death about 89 years, 2 months, 20 days

Narrative

Jean fought in the Third Crusade. Between 1205 and 1221 he was the Regent of the County of Brienne for his nephew. He succeeded to the title of King Jean I of Jerusalem in 1210, in right of his first wife Maria de Montferrat, Queen of Jerusalem, although he reigned at Acre since Jerusalem was in Saracen hands. He abdicated as King of Jerusalem in 1212. His second wife was Stephania of Armenia, daughter of King Leo II of Armenia. He fought in the Fifth Crusade from 1218 to 1219, which he led. He married his third wife Berengaria de Castilla, daughter of King Alfonso IX, in 1223. He was created Emperor Jean I of Constantinople in 1229. He was a Franciscan friar.
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Events

Event Date Place Description Sources
Birth about 1148      
Death 1237-03-21      

Parents

Relation to main person Name Birth date Death date Relation within this family (if not by birth)
Father , Erard II, Comte de Brienne1191-02-08
Mother de Montfaucon, Agnes
         de Brienne, Jean I, Emperor of Constantinople about 1148 1237-03-21

Families

Family of de Brienne, Jean I, Emperor of Constantinople and de Castilla, Berengaria
Married Wife de Castilla, Berengaria ( * about 1199 + 1237-04-12 )
   
Event Date Place Description Sources
Marriage 1223      
  Children
Name Birth Date Death Date
, Alphonse Comte d'Eu1270-08-25