Thomas Plater served as a Representative from Maryland in the United States Congress from 1801 to 1805. A member of the Federalist Party, Thomas Plater contributed to the legislative process during 2 terms in office.

Thomas Plater’s service in Congress occurred during a significant period in American history. As a member of the House of Representatives, Thomas Plater participated in the democratic process and represented the interests of constituents, helping to shape the laws and policies that governed the nation.