MARCADET, Etienne Edouard (mar-kah-day), French-American magistrate, born in Cayenne in 1773; died there in 1838. He entered the magistracy in 1795 as assistant district attorney of Cayenne, and became in 1801 judge of the court of common pleas, in 1806 attorney-general of the colony, and in 1.817 judge of the supreme court, which post he held till his death in 1838. He published several valuable treatises on colonial legislation, including "Recueil des lois et reglements en vigueur h la Guiane frangaise sous l'ancienne monarchie" (:2 vols., Paris, 1821); "Traite de legislation coloniale" o823) ; "La Guiane doitelle etre astreinte aux memes lois que la metro pol," in which the author shows that Guiana needed a separate legislature (1824); " La Guiane examinde au point de vue de colonic de deportation" (1826)' "De l'influence de la revolution francaise dans la Guiane francaise " (1829) ; " Histoire du gouvernement de Victor Hugues a Cayenne, de 1.800 a 1811 " (2 vols., 1830).