 His daughter Maria Francisca (Marie-Françoise) Slodtz, married the Flemish painter Carel van Falens on 16 July 1716.He was appointed to the post of "Dessinateur de la Chambre et du Cabinet de Sa Majesté", which meant he was in charge of the orderly production of the designs for the Menus-Plaisirs.Two of his sons filled this post after him.