The Order is the highest decoration in France and is divided into five degrees : Chevalier ( Knight ) , Officier ( Officer ) , Commandeur ( Commander ) , Grand Officier ( Grand Officer ) and Grand Croix ( Grand Cross ) . The Order is the highest decoration in France and is divided into five various degrees : Chevalier ( Knight ) , Officier ( Officer ) , Commandeur ( Commander ) , Grand Officier ( Grand Officer ) and Grand Croix ( Grand Cross ) .