Agnes de Montfaucon, Dame de Marnay Abt 1393 - Bef 18 Nov 1440 Parents Marie de Châtillon Henry II of Montfaucon Children Thiébaut IX. de Neufchâtel Jean II. de Neufchâtel Siblings Henriette, Countess of Montbéliard Joanna of Montfaucon Partners Thiébaut VIII. de Neufchâtel