Pierre Ango (1640 in Rouen – 18 October 1694 in La Flèche) was a French Catholic priest and scientist.He was a professor at the College of La Flèche.
In 1682, he published parts of Pardies' work on optics in his book Optique.
In this work, Ango provided a construction for refraction which was not dissimilar that of Hooke.