Max Glass (12 June 1881 – 18 July 1965) was an Austrian screenwriter, film director, and producer. Glass was born in Jaroslau, which was then part of the Austro-Hungarian Empire, into a Jewish family, but later converted to Catholicism. He gained a PHD in Philosophy from the University of Vienna. Glass entered the German film industry as a writer, but soon became a producer. By the mid-1920s he rose to be head of production at Terra Film before breaking away to set up his own production company in 1928 Glass' lover the actress Ruth Werner appeared in a number of his films but was unable to marry him until he had secured a divorce from his first wife, Dr. (married 1908–1957), with whom he had two sons, Paul Glass (born 1910) and (born 19 October 1917, Vienna).