William Cochran McCauslen (1796 – March 13, 1863) was an American lawyer and politician who served for one term as a U.S. Representative from Ohio for one term from 1843 to 1845.
He was a law partner of Secretary of War Stanton. He served as member of the State house of representatives in 1829, 1830, 1832, and 1833. He owned and edited a Democratic newspaper in Steubenville.
Congress
McCauslen was elected as a Democrat to the Twenty-eighth Congress (March 4, 1843 – March 3, 1845).
Later career and death
McCauslen was commissioned on August 31, 1846, during the Mexican War as a captain and commissary of subsistence of the Third Regiment, Ohio Infantry. He was honorably discharged June 24, 1847. He died in Steubenville, Ohio, March 13, 1863 and was interred in Union Cemetery.