Margaret of Burgundy

Margaret of Burgundy (1290–1315) was the daughter of Duke Robert II of Burgundy and Agnes of France. In 1305 she married Louis, king of Navarre and future Louis X; their daughter Joan became Joan II of Navarre.

Early in 1314 she was accused of adultery in the Tour de Nesle affair and imprisoned at Château Gaillard. When Louis inherited the French crown that November she became queen but stayed in prison, uncrowned. She died there on 30 April 1315, possibly strangled.