Maria of Montferrat

Maria of Montferrat, also called Maria la Marquise (* 1192, † spring 1212 ), was a queen of Jerusalem in its own right. She was the only daughter of Queen Isabella I of their second marriage with the Margrave Conrad of Montferrat. Father's side she was descended from the family of the so Aleramiden. Her mother, however, was in 1192 also still married to her first husband Humphrey IV of Toron, of which she was divorced against their will, would also have a paternity Humfrieds into consideration.

When her mother's death in 1205, Mary was at the age of 13 years, Queen of Jerusalem. Because of their immaturity took over John of Ibelin, " the old man of Beirut ", for them the regency of the country.

On September 14, 1210 Mary married in Acre, the old French knight Jean de Brienne (* 1150, † 1237 ), with whom she was crowned on October 2 in Tyre. Her husband then took over as co-regent her the country's government. The wedding was arranged by the Haute Cour of Jerusalem and King Philip II Augustus of France. Their daughter Yolande was born in the spring of 1212, Mary died only shortly afterwards from the effects of childbirth. Her daughter was so as the new queen Isabella II of Jerusalem, John of Brienne took over for her the regency.