Florida, Missouri. He then moved to St. Petersburg Hannibal on which he based the fictional town of Hannibal St. Petersburg. (Other way around from the original answer.)
Oh, by the way: His full name was Samuel Langhorne Clemens, if you do mean the author who is best known under the pen name 'Mark Twain'.
Samuel "Langhorne" Clemens
Almost. His full name was Samuel Langhorne Clemens, and yes - that was "Mark Twain".
The real name of the American author Mark Twain was Samuel Langhorne Clemens (1835 - 1910).
Samuel Langhorne Clemens.
Samuel Langhorne Clemens
His real name was Samuel L. Clemens and he was famous for writing books under the name of Mark Twain.
Samuel Langhorne Clemens
Chiswell Langhorne was born in 1843.
Langhorne Bond was born in 1937.
Langhorne Wister was born in 1834.
James Langhorne was born in 1879.
Richard Langhorne was born in 1624.