Louis Arnote is a pioneer mentioned in Brag Men, a book of Grand Line tales.
Louis is famous for giving Little Garden its name. Though proven to be a true tale since it is mentioned in Brag Men, it is considered by the rest of the world to be a mere fantasy.
One Piece Manga and Anime — Vol.
13 Chapter 115 and Episode 70,
Louis Arnote is mentioned.
SBS One Piece Manga — Vol. 42,
a fan asks about "Brag Men".