Harvey Washington Wiley (October 18, 1844 – June 30, 1930) was an American chemist who fought for the passage of the landmark Pure Food and Drug Act of 1906 and subsequently worked at the Good Housekeeping Institute laboratories. He was the first commissioner of the United States Food and Drug Administration. Wiley was elected as a member to the American Philosophical Society in 1904. He was awarded the Elliott Cresson Medal of the Franklin Institute in 1910.