Alexander Duncan Edit Profile
Born in Bottle Hill (now Madison), Morris County, New Jersey, Duncan studied and practiced medicine.
He moved to Ohio and settled in Cincinnati. He served in the Ohio Senate 1832–1834. Duncan was elected as a Democrat to the Twenty-fifth and Twenty-sixth Congresses (March 4, 1837 – March 3, 1841).
He did not run in 1844 for reelection to the Twenty-ninth Congress but instead resumed the practice of his profession. He died in Madisonville (now a part of Cincinnati), Hamilton County, Ohio, March 23, 1853 and is interred in Laurel Cemetery.
He served as member of the Ohio House of Representatives in 1828, 1829, 1831, and 1832.