Charles Henry Robb (November 14, 1867 – June 10, 1939) was an American lawyer from Vermont and Washington, DC. He was most notable for his service as an Associate Justice of the United States Court of Appeals for the District of Columbia. In 1906, Robb was appointed an associate justice of the Court of Appeals of the District of Columbia (now the United States Court of Appeals for the District of Columbia Circuit). He served until assuming senior status in 1937. Robb died in Washington, DC on June 10, 1939.