John III, Count of Auxerre Count of Auxerre and Tonnerre (d. 1379) Parents John II, count of Auxerre Children Lodewijk I van Chalon-Tonnerre John IV Amé de Chalon Siblings Jeanne de Chalon, Dame de Nancuise Béatrix de Chalon, Dame de Montgiffond Henriette de Chalon, Dame de Binans Partners Marie Crespin du Bec