The 1919–20 National Challenge Cup was the annual open cup held by the United States Football Association now known as the Lamar Hunt U.S. Open Cup. This edition featured 99 teams in two divisions. The western division had 41 teams in six districts while the eastern division had 58 teams also divided into six districts. The draw for the first round took place on October 13, 1919, in New York.
^Special to The New York Times (May 10, 1920). "BEN MILLERS OF ST. LOUIS DEFEAT FORE RIVER FOR NATIONAL SOCCER TITLE". The New York Times. No. 22, 752. New York, New York. p. 15.