Dave Thomas, American businessman and philanthropist, founded Wendy's (d. 2002)

Rex David Thomas (July 2, 1932 – January 8, 2002) was an American businessman, philanthropist, and fast-food tycoon. Thomas was the founder and chief executive officer of Wendy's, a fast-food restaurant chain specializing in hamburgers. He is also known for appearing in more than 800 commercial advertisements for the chain from 1989 to 2002, more than any other company founder in television history.