Frank Loyer Pinckney (September 20, 1884 – June 11, 1945) was an American college basketball coach for the University of Illinois from 1906 to 1907. Pinckney coached the Fighting Illini to a record of 1 win and 10 losses with the only win at the hands of the Peoria YMCA. He graduated from the University of Illinois with an Artium Baccalaureatus (A.B.) Degree in science. After coaching the Illini, Pinckney moved to Dundee, Illinois and taught manual training to high school students from 1910-1912. After leaving Dundee, Pinckney joined the Illinois militia as a sergeant in with the 314 motor supply train in the American Expeditionary Forces serving in France.