Frederick William Luderus
- Bats Left, Throws Right
- Height 5' 11½", Weight 185 lb.
- Debut September 23, 1909
- Final Game June 23, 1920
- Born September 12, 1885 in Milwaukee, WI USA
- Died January 5, 1961 in Three Lakes, WI USA
Fred Luderus was a first baseman who had a 12-year major league career in the National League in the dead-ball era, hitting a lot of home runs in the Baker Bowl in Philadelphia, PA where he played along with Gavvy Cravath and Sherry Magee with the Philadelphia Phillies. In the year of his major league debut, Luderus had led the Wisconsin-Illinois League with a .321 average for the Freeport Pretzels.