Margaret of Hungary

Margaret of Hungary
Empress consort of the Byzantine Empire
Tenure1185–1195
Tenure1203–1204
Queen consort of Thessalonica
Tenure1205–1207
Born1175
Diedafter 1223
SpouseIsaac II Angelos
Boniface of Montferrat
Nicholas of Saint Omer
IssueManuel Angelos
John Angelos
Demetrius of Montferrat
Bela of Saint Omer
William of Saint Omer
HouseHouse of Árpád
FatherBéla III of Hungary
MotherAgnes of Antioch

Margaret of Hungary (Margit in Hungarian; 1175 – after 1223) was a Byzantine Empress by marriage to Isaac II Angelos and Queen of Thessalonica by marriage to Boniface of Montferrat. She was regent of Thessalonica during the minority of her son Demetrius of Montferrat in 1207–1216.