Mark Twain is a renowned American author famous for his wry humor and literary contributions. Alternatives for the name Mark Twain include Samuel Clemens, his real name, and pen names such as Thomas Jefferson Snodgrass, W. Epaminondas Adrastus Blab, and Sergeant Fathom. He is also referred to as the Father of American Literature and is recognized as the inventor of the modern American novel. His works like The Adventures of Tom Sawyer and The Adventures of Huckleberry Finn are considered classics and are still widely read today. Mark Twain's legacy spans beyond his literary genius as he is also known for his witty sayings, speeches, and essays.