Acácio da Silva Mora (born January 2, 1961 in Montalegre, Portugal) is a former Portuguese professional road bicycle racer. He was a professional from 1982 to 1994 during which he won stages in the Tour de France, the Giro d'Italia and stages in many other stage races. He won three stages in total in the Tour de France, one in 1987, one in 1988 and one in 1989. After his stage win in 1989, he wore the maillot jaune for four days. In 1986 he won the Züri-Metzgete and was also Portuguese road champion.