Francisco Díaz de León was a Mexican graphic artist, notable for pioneering much of modern Mexican graphic arts. He spent his childhood around books and when he studied art in Mexico City, he specialized in engraving and illustration. He spent his career illustrating books, magazines and more, reviving techniques such as dry point and introducing new techniques and styles such as the use of color and linoleum printing. He was also a noted arts education, directing several schools including the Escuela Mexicana de las Artes del Libro (now the Escuela Nacional de Artes Gráficas), which he founded. He was a founding member of the Academia de Artes and a member of the Salón de la Plástica Mexicana. In 1969 he received the Premio Nacional de Artes for engraving.