Marc Tolon Brown (born November 25, 1946) is an American author and illustrator of children's books. Brown writes as well as illustrates the Arthur book series, and is best known for creating that series and its numerous spin-offs. The names of his two sons, Tolon Adam and Tucker Eliot, have been hidden in all of the Arthur books except for one. He also has a daughter named Eliza, whose name appears hidden in at least two books.