Cornish is an incorporated town in eastern Jefferson County, Oklahoma, United States.

[4] Prior to statehood, Cornish was a community in Pickens County of the Chickasaw Nation.

[5] The Healdton Oilfield was discovered in August 1910, approximately 8 miles (13 km) northeast of Cornish.

The town of Ringling was founded in June 1914, near the discovery and on the Oklahoma, New Mexico and Pacific Railway.

[7] According to the United States Census Bureau, the town has a total area of 0.6 square miles (1.6 km2), all land.