(born March 23, 1430, probably Pont-à-Mousson, Lorraine, Fr.—died Aug. 25, 1482, near Saumur), queen consort of England’s King Henry VI and a leader of the Lancastrians in the Wars of the Roses (1455–85) between the houses of York and Lancaster. Strong-willed and ambitious, she made a relentless, but ultimately unsuccessful, effort to obtain the crown for her son, Prince Edward (1453–71).