Morton Stevens (January 30, 1929 – November 11, 1991) was an American film score composer. In 1965, he became director of music for CBS West Coast operations. He is probably best known for composing the theme music for Hawaii Five-O, a television series for which he won two Emmy Awards (in 1970 and 1974), and was nominated seven other times for work on television programs including Gunsmoke and Police Woman.