Louis Hasbrouck (April 22, 1777 - August 20, 1834) was an American lawyer and politician from New York.
He was Clerk of St. Lawrence County from 1802 to 1811, and from 1813 to 1817.
He died of apoplexy at his residence in Ogdensburg, and was buried at the Ogdensburg Cemetery.
Congressman Abraham J. Hasbrouck was his brother.
He was the son of Joseph Hasbrouck (1744-1808) and Elizabeth (Bevier) Hasbrouck (1749-1795), and was baptized at Shawangunk, Ulster County, New York. His father was a Lieutenant Colonel in the United States Army during the Revolutionary War, and then served as Brigadier General of the 3rd Ulster County Regiment of New York from 1784-1787. He also served as the Supervisor of the town of New Paltz in 1777 and from 1782-1783; was a member of the New York State Assembly (Ulster Co.) in 1786 and 1791-1792; and member of the New York State Senate from 1793-1796.
Louis descends from five of the 12 New Paltz patentees, or founders: Abraham Hasbrouck, Christian Deyo (four different lines), Louis Bevier, Louis DuBois (Huguenot), and Jean Hasbrouck (three different lines).
On December 29, 1802 in New Paltz, he married Catherine Banks (1778-1862), and they had at least six children:
His first cousin was Abraham Bruyn Hasbrouck.