Auguste de Franquetot de Coigny French politician and officer (1788–1865) (1788–1865) Parents Louise-Marthe de Coigny Casimir de Franquetot, Marquis de Coigny Louise Marthe de Conflans d'Armentieres Children Louisa Dalrymple, Countess of Stair Georgiana de Franquetot Partners Henrietta Dundas Dalrymple-Hamilton