Pampa is a city in Gray County, Texas, United States. Its population was 16,867 as of the 2020 census. Pampa is the county seat of Gray County and is the principal city of the Pampa micropolitan statistical area, which includes both Gray and Roberts Counties. Pampa is named after the Pampas Lowlands in Argentina, Uruguay, and southern Brazil.

Gray County is a county located in the U.S. state of Texas. As of the 2020 census, its population was 21,227. The county seat is Pampa. The county was created in 1876 and later organized in 1902. is named for Peter W. Gray, a Confederate lawyer and soldier in the American Civil War.