J. Clifford Hudson is an American business executive best known for serving as chairman of the board and chief executive officer of Oklahoma City-based Sonic Corp. He also serves as a trustee of the Ford Foundation and was a past chairman of the board of the National Trust for Historic Preservation.
Sonic Corp. is an American drive-in fast-food restaurant chain based in Oklahoma City, Oklahoma. As of August 31, 2011, there were 3,561 restaurants in 43 U.S. states, serving approximately 3 million customers per day. In 2011, it was ranked 10th in QSR Magazine’s rankings of the top 50 quick-service and fast-casual restaurant brands in the nation. Known for its use of carhops on roller skates, the company annually hosts a competition to determine the top skating carhop in its system. It also hosts, with Dr Pepper, an internal competition between drive-in employees. The company's slogan is “America’s Drive-In.”