Horatio Seymour (Vermont politician)

Horatio Seymour
United States Senator from Vermont
In office March 4, 1821 – March 3, 1833
Preceded by	Isaac Tichenor
Succeeded by	Benjamin Swift
Probate Judge of Addison County, Vermont
In office 1847–1856
Preceded by	Silas H. Jennison
Succeeded by	Calvin G. Tilden
State's Attorney of Addison County, Vermont
In office 1815–1818
Preceded by	David Edmond
Succeeded by	David Edmond
In office 1810–1813
Preceded by	David Edmond
Succeeded by	David Edmond
Member of the Vermont Governor's Council
In office 1809–1814
Personal details
Born	(1778-05-31)May 31, 1778 Litchfield, Connecticut, U.S.
Died	November 21, 1857(1857-11-21) (aged 79) Middlebury, Vermont, U.S.
Political party	Democratic-Republican National Republican Whig
Spouse	Lucy Case Seymour
Children	6 (including Horatio Seymour Jr.)
Education	Yale College Litchfield Law School
Profession	Attorney
Signature

Horatio Seymour (May 31, 1778 – November 21, 1857) was a United States senator from Vermont. He was the uncle of Origen S. Seymour and the great-uncle of Origen's son Edward W. Seymour.

Horatio Seymour's brother Henry became a resident of Utica, New York and was the father of Horatio Seymour, who served as Governor of New York, and of Julia Catherine Seymour, the wife of Senator Roscoe Conkling.