Group 4 of the 1930 FIFA World Cup began on 13 July 1930 and concluded on 20 July 1930. United States won the group, and advanced to the semi-finals. Paraguay and Belgium failed to advance.
The United States started out by defeating Belgium 3-0 in the joint-opening World Cup match. They then beat Paraguay by the same score with the first ever World Cup hat-trick. The final match decided second place in which Paraguay won 1-0.
| Pos | Team | Pld | W | D | L | GF | GA | GD | Pts | Qualification |
|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 2 | 2 | 0 | 0 | 6 | 0 | +6 | 4 | Advance to the knockout stage | |
| 2 | 2 | 1 | 0 | 1 | 1 | 3 | −2 | 2 | ||
| 3 | 2 | 0 | 0 | 2 | 0 | 4 | −4 | 0 |
United States | Belgium |
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Linesmen: |
| United States | 3–0 | |
|---|---|---|
| Patenaude | Report |
United States | Paraguay |
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Linesmen: |
| Paraguay | 1–0 | |
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| Vargas Peña | Report |
Paraguay | Belgium |
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Linesmen: |