Philippe Grass (6 May 1801 – 9 April 1876) was a French sculptor.
Born in Wolxheim, Alsace, Grass was a pupil of Landolin Ohmacht and Baron François Joseph Bosio. From 1820 to 1823, he studied at the École des Beaux-Arts de Paris. After his return to Alsace, he was appointed sculptor of the Fondation de l'Œuvre Notre-Dame in Strasbourg. In 1865, he became a knight of the Legion of Honour. He made the portrait of his friend Émile Souvestre on his tomb on the Père Lachaise Cemetery.
He died in Strasbourg.