Augustus Seymour Porter (January 18, 1798September 18, 1872) was a U.S. statesman from the state of Michigan.

Early life

He was born in Canandaigua, New York, the son of Augustus Porter (1769–1849) and his first wife, Lavinia Steele. His brothers were Albert Howell Porter (1801-1888) and Peter Buell Porter, Jr. (1806–1871), and his uncle was Peter Buell Porter (1773–1844), the United States Secretary of War under John Quincy Adams.

He attended Canandaigua Academy, and graduated from Union College, in Schenectady, New York, in 1818, studied law and was admitted to the bar and commenced practice in Detroit, Michigan. He did not run for reelection in 1844. his cousin and the daughter of Robert Foster Barnard (1784–1850) and Augusta Porter (1786–1833). Sarah was the sister of Frederick Augustus Porter Barnard (1809–1889), a Columbia University President, and Gen. John G. Barnard (1815–1882). She was also a niece of Senator Henry Clay (1777–1852). Together, they had: and who lived in London in 1885. He is interred in Oakwood Cemetery in Niagara Falls, New York. Sarah died at Newport, Isle of Wight on April 30, 1885. a Cambridge University lawyer and Lieutenant in the British Army, and Stephen E. Porter–Burrall (1868–1896), an 1883 Eton College graduate. The family assumed the name of Porter–Burrall, by letters patent from Queen Victoria, on August 16, 1886.