Joan de Bohun, Countess of Hereford

Joan FitzAlan, Countess of Hereford, Countess of Essex and Countess of Northampton was the wife of Humphrey de Bohun, 7th Earl of Hereford, 6th Earl of Essex and 2nd Earl of Northampton. She was the mother of Mary de Bohun, the first wife of Henry of Bolingbroke who later reigned as King Henry IV, and Eleanor de Bohun, Duchess of Gloucester. She was the maternal grandmother of King Henry V.