Stirling Dale Silliphant (January 16, 1918 – April 26, 1996) was an American screenwriter and producer. His father, Sterling Silliphant, was a Canadian who immigrated to the United States in 1911, becoming a U.S. citizen in 1916. His mother was Ethel M. Silliphant. He had one brother, Leigh, who was three years younger.