| National Challenge Cup | |
| Year: | 1955 |
| Country: |  United States |
| Dates: | 19 December 1954- 24 April 1955 |
| Defending Champions: | New York Americans |
| Winners: | S.C. Eintracht |
| Count: | 1 |
| Second: | Los Angeles Danes |
| Semifinal1: | St. Louis Simpkins–Ford |
| Semifinal2: | Uhrik Truckers |
| Prev Season: | 1954 |
| Next Season: | 1956 |
The 1955 National Challenge Cup was the 42nd edition of the United States Soccer Football Association's annual open soccer championship.