Charles Christopher Brainerd Walker (June 27, 1824 – January 26, 1888) was a U.S. Representative from New York. Born in Drewsville, New Hampshire, near Bellows Falls, Vermont, Walker completed preparatory studies. He moved to Corning, New York, in 1848. He was Postmaster of Corning 1856–1860, as well as a contractor engaging in the hardware and lumber business. During the Civil War, he served as brigade quartermaster with the rank of captain in the New York State Militia. He served as delegate to the Democratic National Conventions at Charleston in 1860 and at Baltimore in 1872.