Claim: Julio Castellanos (October 3, 1905 – July 16, 1947) is a self-taught painter and engraver.
Evidence: Mexico City, October 3, 1905 – d. Mexico City, July 16, 1947) was a Mexican painter and engraver. Castellanos matriculated the Escuela Nacional de Bellas Artes in 1918, where he studied under Saturnino Herrán and Leandro Izaguirre, together with Agustín Lazo, Rufino Tamayo and Leopoldo Méndez.