# 1973 National Challenge Cup

The 1973 National Challenge Cup was the 60th annual national open soccer championship held by the United States Soccer Football Association now known as the Lamar Hunt U.S. Open Cup.

## Eastern Division

| First round | First round | Second round | Second round | | Semi-finals | Semi-finals | | Final | Final |
| December 24 - New York | December 24 - New York | | | | | | |
| Greek American AA | 2 | | | | | | |
| Greek American AA | 2 | March 4 - New York | March 4 - New York | | | | | |
| Doxa SC | 1 | March 4 - New York | March 4 - New York | | | | |
| Doxa SC | 1 | Greek American AA | 2 | | | | |
| November 26 - Long Island | November 26 - Long Island | | Greek American AA | 2 | | | | |
| November 26 - Long Island | November 26 - Long Island | NY Hota SC | 1 | | | | |
| NY Hota SC | 1 | NY Hota SC | 1 | | | | |
| NY Hota SC | 1 | | | | May 6 | May 6 | | |
| German Hungarian | 0 | | | | May 6 | May 6 | |
| German Hungarian | 0 | | | | Greek American AA | 2 | |
| April 1 - Fall River | April 1 - Fall River | | | | | Greek American AA | 2 | |
| April 1 - Fall River | April 1 - Fall River | | | | Boston Astros | 0 | |
| Fall River SC | 0 | | | | Boston Astros | 0 | |
| Fall River SC | 0 | April 8 - Boston | April 8 - Boston | | | | | |
| Boston Astros | 5 | April 8 - Boston | April 8 - Boston | | | | |
| Boston Astros | 5 | Boston Astros | 2 | | | | |
| December 3 - Hartford | December 3 - Hartford | | Boston Astros | 2 | | | | |
| December 3 - Hartford | December 3 - Hartford | Hartford Hellenic | 1 | | | | |
| Hartford Hellenic | 3 | Hartford Hellenic | 1 | | | | |
| Hartford Hellenic | 3 | | | | | | | May 27 - New York | May 27 - New York |
| New Haven City | 2 | | | | | | | May 27 - New York | May 27 - New York |
| New Haven City | 2 | | | | | | | Greek American AA | 1 |
| February 11 - Cleveland | February 11 - Cleveland | | | | | | | | Greek American AA | 1 |
| February 11 - Cleveland | February 11 - Cleveland | | | | | | | Inter-Italian | 3 |
| Inter-Italian | 4 | | | | | | | Inter-Italian | 3 |
| Inter-Italian | 4 | April 8 - Cleveland | April 8 - Cleveland | | | | | | |
| Inter Hope | 1 | April 8 - Cleveland | April 8 - Cleveland | | | | | | |
| Inter Hope | 1 | Inter-Italian | 4 | | | | | | |
| March 25 | March 25 | | Inter-Italian | 4 | | | | | | |
| March 25 | March 25 | Canonsburg | 2 | | | | | | |
| Canonsburg | 3 | Canonsburg | 2 | | | | | | |
| Canonsburg | 3 | | | | April 28 - Berea | April 28 - Berea | | | | |
| Cincinnati Kolping | 0 | | | | April 28 - Berea | April 28 - Berea | | | |
| Cincinnati Kolping | 0 | | | | Inter-Italian | 3 | | | |
| February 25 - North Bergen | February 25 - North Bergen | | | | | Inter-Italian | 3 | | | |
| February 25 - North Bergen | February 25 - North Bergen | | | | Ukrainian Nationals | 0 | |
| Dalmatinac SC | 0 | | | | Ukrainian Nationals | 0 | |
| Dalmatinac SC | 0 | March 11 | March 11 | | | | | |
| Ukrainian Nationals | 2 | March 11 | March 11 | | | | |
| Ukrainian Nationals | 2 | Ukrainian Nationals | 4 | | | | |
| February 26 - Baltimore | February 26 - Baltimore | | Ukrainian Nationals | 4 | | | | |
| February 26 - Baltimore | February 26 - Baltimore | Tower Ford Casa Bianca | 2 | | | | |
| Tower Ford Casa Bianca | 0(4) | Tower Ford Casa Bianca | 2 | | | | |
| Washington Internationals | 0(0) | | | | | | |

## Western Division

| First round | First round | Second round | Second round | | Semi-finals | Semi-finals | | Final | Final |
| February 18 - San Francisco | February 18 - San Francisco | | | | | | |
| San Jose Portuguese | 1 | | | | | | |
| San Jose Portuguese | 1 | February 25 - San Jose | February 25 - San Jose | | | | | |
| SF Greek American | 0 | February 25 - San Jose | February 25 - San Jose | | | | |
| SF Greek American | 0 | San Jose Portuguese | 4 | | | | |
| February 11 - Seattle | February 11 - Seattle | | San Jose Portuguese | 4 | | | | |
| February 11 - Seattle | February 11 - Seattle | Olympia Olys | 2 | | | | |
| Olympia Olys | 4 | Olympia Olys | 2 | | | | |
| Olympia Olys | 4 | | | | March 25/April 8 - SJ/LA | March 25/April 8 - SJ/LA | | |
| Rainier Brewers | 1 | | | | March 25/April 8 - SJ/LA | March 25/April 8 - SJ/LA | |
| Rainier Brewers | 1 | | | | San Jose Portuguese | 0-0 | |
| March 4 - Los Angeles | March 4 - Los Angeles | | | | | San Jose Portuguese | 0-0 | |
| March 4 - Los Angeles | March 4 - Los Angeles | | | | Maccabee AC | 1-2 | |
| Maccabee AC | 1 | | | | Maccabee AC | 1-2 | |
| Maccabee AC | 1 | March 11 - San Pedro | March 11 - San Pedro | | | | | |
| St. Stephens | 0 | March 11 - San Pedro | March 11 - San Pedro | | | | |
| St. Stephens | 0 | Maccabee AC | 1 | | | | |
| March 4 - Los Angeles | March 4 - Los Angeles | | Maccabee AC | 1 | | | | |
| March 4 - Los Angeles | March 4 - Los Angeles | Yugoslav American | 0 | | | | |
| Yugoslav American | 2 | Yugoslav American | 0 | | | | |
| Yugoslav American | 2 | | | | | | | May 27 - Los Angeles | May 27 - Los Angeles |
| Montebello Homenetmen | 1 | | | | | | | May 27 - Los Angeles | May 27 - Los Angeles |
| Montebello Homenetmen | 1 | | | | | | | Maccabee AC | 1 |
| May 6 - Chicago | May 6 - Chicago | | | | | | | | Maccabee AC | 1 |
| May 6 - Chicago | May 6 - Chicago | | | | | | | Croatian SC | 0 |
| Croatian SC | 2 | | | | | | | Croatian SC | 0 |
| Croatian SC | 2 | May 13 | May 13 | | | | | | |
| UASC Lions | 1 | May 13 | May 13 | | | | | | |
| UASC Lions | 1 | Croatian SC | 3 | | | | | | |
| April 15 - Milwaukee | April 15 - Milwaukee | | Croatian SC | 3 | | | | | | |
| April 15 - Milwaukee | April 15 - Milwaukee | Bavarian SC | 2 | | | | | | |
| Bavarian Blue Ribbon | 8 | Bavarian SC | 2 | | | | | | |
| Bavarian Blue Ribbon | 8 | | | | May 20 | May 20 | | | | |
| Minneapolis Polonia | 0 | | | | May 20 | May 20 | | | |
| Minneapolis Polonia | 0 | | | | Croatian SC | 2 | | | |
| | | | | | Denver Kickers | 0 | |
| Denver Kickers | 6 | | | | Denver Kickers | 0 | |
| Denver Kickers | 6 | April 29 - Denver | April 29 - Denver | | | | | |
| Tulsa International | 0 | April 29 - Denver | April 29 - Denver | | | | |
| Tulsa International | 0 | Denver Kickers | 3 | | | | |
| March 18 - St. Louis | March 18 - St. Louis | | Denver Kickers | 3 | | | | |
| March 18 - St. Louis | March 18 - St. Louis | Kutis S.C. | 2 | | | | |
| Kutis S.C. | 4 | Kutis S.C. | 2 | | | | |
| Big Four Chevrolet SC | 0 | | | | | | |