William Andrew ("Willy") Pogany (born Vilmos Andreas Pogány) (August 1882 – 30 July 1955) was a prolific Hungarian illustrator of children's and other books.
He produced his four masterpieces, Samuel Taylor Coleridge's The Rime of the Ancient Mariner (1910), Richard Wagner's Tannhauser (1911), Parsifal (1912) and Lohengrin (1913), while living in London. In 1918 he illustrated a children's retelling of Homer, The Adventures of Odysseus and the Tale of Troy written by Padraic Colum.
Pogany's best known works consist of illustrations of classic myths and legends done in the Art Nouveau style.
Pogany authored three art instruction books: Willy Pogany's Drawing Lessons, Willy Pogany's Oil Painting Lessons, and Willy Pogany's Water Color Lessons, Including Gouache.