John III of Châteauvillain French nobleman (d. 1355) Parents Marie de Roucy John II of Châteauvillain Children Jeanne, Dame de Châteauvillain Jean IV de Châteauvillain Marie de Châteauvillain Siblings Guillaume de Châteauvillain, Seigneur de Pleurre et de Courcelles Partners Marguerite de Noyers