Esbon Blackmar (June 19, 1805 – November 19, 1857) was an American politician and a Whig Party U.S. Representative from New York.
He also served as Treasurer and a member of the board of directors of the Sodus Point and Southern Railroad.
Elected as a Whig to the 30th United States Congress to fill the vacancy caused by the death of John M. Holley, Blackmar held the office of United States Representative for the 27th district of New York from December 4, 1848, to March 4, 1849.
Blackmar died by drowning in a well at his home in Newark on November 19, 1857 (age 52 years, 153 days).
[3] This article incorporates public domain material from the Biographical Directory of the United States Congress