By what name was Samuel Longhorne Clements better known?

Question

By what name was Rocco Francis Marchegiano heavyweight boxing world champion from September 1952, to April 1956 better known?

Answer 1

Samuel Langhorne Clemens (November 30, 1835 – April 21, 1910), better known by his pen name Mark Twain, was an American writer, humorist, entrepreneur, publisher, and lecturer.