William B. Foster

William Barclay Foster (1779–1855) was the father of Stephen Foster and a notable businessman in his time. He was one of the most prosperous merchants of Pittsburgh, Pennsylvania. He was a Pennsylvania state legislator and served three terms. He was also elected mayor of Allegheny City (now part of the city of Pittsburgh) twice in his lifetime. He has been identified as a “patriot”, a “lover of home” and an “outstanding servant to his community, state and government”.