Swanson County is a defunct county in Oklahoma

Oklahoma

Oklahoma is a state located in the South Central region of the United States of America. With an estimated 3,751,351 residents as of the 2010 census and a land area of 68,667 square miles , Oklahoma is the 28th most populous and 20th-largest state...

. It was created from southern Kiowa County

Kiowa County, Oklahoma

Kiowa County is a county located in the U.S. state of Oklahoma. As of 2000, the population was 10,227. Its county seat is Hobart.-Geography:According to the U.S. Census Bureau, the county has a total area of . is land and is water....

 and western Comanche County

Comanche County, Oklahoma

Comanche County is a county located in the U.S. state of Oklahoma. Built on former reservation lands of the Comanche, Kiowa, and Apache in Indian Territory, Comanche County was open for settlement on August 16, 1901 by lottery. The region has three cities and seven towns as well as the Fort Sill...

 on August 13, 1910, when Governor Charles N. Haskell

Charles N. Haskell

Charles Nathaniel Haskell was an American lawyer, oilman, and statesman who served as the first Governor of Oklahoma. Haskell played a crucial role in drafting the Oklahoma Constitution as well as Oklahoma's statehood and admission into the United States as the 46th state in 1907...

 proclaimed the county as official in response to a special election by the residents. In January 1911, the state House of Representatives seated the representative from Swanson County. However, residents of Comanche County sued, and in Armstrong v. State ex rel. Fain co. Atty the Oklahoma Supreme Court dissolved the county.