Kenneth Schuyler Lynn (June 17, 1923[1] - June 24, 2001) was an American author, historian, and professor who was known for his biographical studies of famous people such as Mark Twain, Charlie Chaplin, Ernest Hemingway,[2] Theodore Dreiser, William Dean Howells, and Harriet Beecher Stowe.[3] Born in Cleveland, he graduated from Harvard College and later taught at Johns Hopkins University for 20 years.