José Guadalupe Posada, Mexican engraver and illustrator (b. 1852)
José Guadalupe Posada Aguilar (2 February 1852 – 20 January 1913) was a Mexican political lithographer who used relief printing to produce popular illustrations. His work has influenced numerous Latin American artists and cartoonists because of its satirical acuteness and social engagement. He used skulls, calaveras, and bones to convey political and cultural critiques.

Among his most enduring works is La Calavera Catrina.