Joseph Scofield Ammerman (July 14, 1924 – October 14, 1993) was an American lawyer and politician who served as a Democratic member of the U.S. House of Representatives from Pennsylvania for one term from 1977 to 1979.
He was a delegate to Democratic National Convention in 1952.[2] In 1953, he was elected to the position of district attorney of Clearfield County.[2] He was the United States attorney for the Western District of Pennsylvania from 1961 to 1963, and a member of the Pennsylvania State Senate from 1970 to 1977.[2]
In 1976, he was elected as a Democrat to the 95th Congress, but was an unsuccessful candidate for reelection in 1978.[2]