George Goldsmith Cox was an American farmer and politician. Born in Suffolk County, New York, Cox moved to Mineral Point, Wisconsin in 1850 and was a farmer. During the American Civil War, Cox served in the 2nd Wisconsin Cavalry Regiment. Cox served as chairman of the Mineral Point Town Board and superintendent of the poor. In 1879, 1880, 1885, and 1887, Cox served in the Wisconsin State Assembly and was a Republican. He would later go on to serve in the Spanish-American War.