William Dickinson was an American politician and a member of the Democratic Party. He served as a U.S. Congressman from Ohio during the mid-19th century. Dickinson was known for his involvement in various legislative matters and his commitment to the interests of his constituents. In addition to his political career, Dickinson was also a lawyer and played a role in local governance. His contributions to the Ohio community and his service in Congress reflect the political landscape of the time, particularly during the period leading up to the Civil War.