Joseph H. August, A.S.C. (26 April 1890 – 25 September 1947) was an American cinematographer and co-founder of the American Society of Cinematographers.
His films included Gunga Din (1939) for which he was nominated for Academy Award for Best Cinematography, The Hunchback of Notre Dame (1939), The Devil and Daniel Webster (1941), and Portrait of Jennie (1948).
He died in 1947 shortly after completing filming of Portrait of Jennie. He received his second Oscar nomination, posthumously, for this film.