Silver King (born Charles Frederick Koenig) may have adopted a somewhat eccentric name but it fit his equally unique pitching style.
Arguably the first really good player to come from Canada, Tip O’Neill was a star for the St. Louis Browns (renamed the Cardinals) in the mid 1880’s and was a large factor in the team winning four American Association Pennants and the 1886 World Series.
Marty Marion was one of the best defensive players in Baseball and his nickname of the “Octopus” was appropriate.