Roux was awarded the Meilleur Ouvrier de France en Pâtisserie in 1976. He was a member of several orders in France. In 1987, he was inducted into the National Order of Merit as a Chevalier (knight), and into the Mérite agricole as an officer. In 1990 he was made a Chevalier in the Ordre des Arts et des Lettres, and in 2004 the Legion of Honour followed. Outside France he was made an honorary Officer of the Order of the British Empire in 2002, and was made an honorary Doctor of Culinary Arts by the University of Rhode Island in the same year.