Born: November 30, 1835
Died: April 21, 1910
Occupation: Author, writer, lecturer
Biography: Samuel Langhorne Clemens, better known by his pen name Mark Twain, was an American author and humorist. He is most noted for his novels, The Adventures of Tom Sawyer, and its sequel, Adventures of Huckleberry Finn, the latter often called the Great American Novel.