South Dakota's 3rd congressional district is an obsolete United States Congressional district. It was created after the 1910 census and abolished after the 1930 census. The district covered all of the counties in South Dakota west of the Missouri River.
List of representatives
|Congress||Representative||Party||Years of Service||District Home||Notes|
|District created||March 4, 1913|
|63rd||Eben W. Martin||Republican||March 4, 1913 - March 3, 1915||Deadwood||Redistricted from the At-large district in 1912.|
Retired in 1914.
|64th||Harry L. Gandy||Democratic||March 4, 1915 - March 3, 1921||Rapid City||Unsuccessful candidate for reelection in 1920|
|67th||William Williamson||Republican||March 4, 1921 - March 3, 1933||Oacoma||Unsuccessful candidate for election in District 2 in 1932|
|District eliminated||March 4, 1933|
- Martis, Kenneth C. (1989). The Historical Atlas of Political Parties in the United States Congress. New York: Macmillan Publishing Company.
- Martis, Kenneth C. (1982). The Historical Atlas of United States Congressional Districts. New York: Macmillan Publishing Company.
- Congressional Biographical Directory of the United States 1774–present