Samuel Arnold (June 1, 1806 – May 5, 1869) was a U.S. Representative from Connecticut.

He acquired a controlling interest in a stone quarry, and became owner of a line of schooners operating between New York and Philadelphia.

He was, also, for a number of years, president of the Bank of East Haddam.

He served as member of the Connecticut House of Representatives in 1839, 1842, 1844, and again in 1851.

This article incorporates public domain material from the Biographical Directory of the United States Congress