Clinton Williams "Clint" Murchison Sr. was a noted Texas-based oil magnate and political operative. Among his companies was the Southern Union Company. He was also the father of Dallas Cowboys owner Clint Murchison Jr.

Clinton Williams Murchison Jr. was an American businessman and founder of the Dallas Cowboys football team. A son of Clint Murchison Sr., who made his first fortune in oil exploration and became notorious for exploiting the sale of "hot oil", Clint and his surviving brother inherited their father's wealth and business interests to which Clint Jr. added ventures of his own. These included the establishment of the NFL's Dallas Cowboys franchise, real estate development, construction, home building, restaurants and financing the offshore pirate radio station called Radio Nord.