Timothy Pitkin (January 21, 1766 in Farmington, Connecticut – December 18, 1847 in New Haven, Connecticut) was an American lawyer, politician, and historian. He graduated from Yale in 1785, taught in the academy at Plainfield, Connecticut for a year, studied law, and was admitted to the bar in 1788. He served in the State Legislature of Connecticut in 1790, 1792, and 1794‑1805, serving as Clerk of the House 1800‑1802 and as Speaker 1803‑1805. He was elected as a Federalist to the United States Congress in the Ninth Congress to fill in part the vacancies caused by the resignations of Calvin Goddard and Roger Griswold; and was reëlected to the Tenth and to the five succeeding Congresses, thus serving from September 16, 1805, to March 3, 1819.