Was born in New Milford, Connecticut. October 1, 1796. He studied medicine in the same place, and attended lectures under Drs. Hosac, Francis and Mott, in New York City in 1817. He came to Medina, Ohio, in 1818, and was married to Sophia P. Searls, October 28, 1820, he practiced medicine in Medina county twenty-four years, and removed to the city of Columbus in 1842, where he practiced three years. During his residence in that city he became acquainted with several gentlemen from Ashland, who were laboring for the passage of an act for the erection of the new county of Ashland, and became identified with the measure. Upon the passage of that act, he removed to Ashland and entered upon his profession. He continued to practice medicine about fourteen years. When the enterprise of constructing the Atlantic& Great Western railway originated, Dr. Clark entered heartily into the project, and aided until it was nearly graded. He was among the first directors. Soon after his arrival in Ashland he was appointed one of the associate judges of the court of common pleas, and served until the adoption of the constitution of 1851. During his medical practice he received a diploma from the fellows of the Connecticut medical society in 1817; Also one from the nineteenth medical district of Ohio, at Cleveland, May 25, 1824; and a license from the court of the third judicial court of Ohio, November 30, 1818, and another from the medical society of the eighth medical district of Ohio, November 5, 1818; and in 1841, Willoughby Medical college conferred and honorary degree of medicine, with diploma, upon him.
The doctor died from apoplexy, August 20, 1859, aged about sixty-three years. He had been an active member and ruling elder in the Presbyterian Church for a number of years. He was an accomplished physician, a zealous advocate of education, and always active for the public weal. His family consists of his wife, who still survives; Dr. W. R. Clark, of Des Moines, Iowa, a successful physician; Elizabeth, wife of Dr. P.H. Clark, of Ashland, and Charles F. M., of Iowa.