William Stover Rahauser (September 22, 1902 â October 9, 1990) was the Allegheny County District Attorney from January 1948 to January 1952 and was a member of the Democratic Party. A native of suburban Coraopolis, Pennsylvania, he started in politics winning election to the Pennsylvania State Senate for several terms in the 1940s. He went on to become a District Judge in Pittsburgh.