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.
| GK | Jimmy Douglas | |||
| DF | Alexander Wood | |||
| DF | George Moorhouse | |||
| HB | Jimmy Gallagher | |||
| HB | Raphael Tracey | |||
| HB | Andy Auld | |||
| FW | Jim Brown | |||
| FW | Billy Gonsalves | |||
| FW | Bert Patenaude | |||
| FW | Tom Florie (c) | |||
| FW | Bart McGhee | |||
| Manager: | ||||
| Robert Millar | ||||
| GK | Arnold Badjou | |||
| DF | Theodore Nouwens | |||
| DF | Nic Hoydonckx | |||
| HB | Pierre Braine (c) | |||
| HB | August Hellemans | |||
| HB | Jean De Clercq | |||
| FW | Louis Versyp | |||
| FW | Bernard Voorhoof | |||
| FW | Ferdinand Adams | |||
| FW | Jacques Moeschal | |||
| FW | Jan Diddens | |||
| Manager: | ||||
| Hector Goetinck | ||||
| Linesmen: Francisco Mateucci (Uruguay) Alberto Warnken (Chile) |
| GK | Jimmy Douglas | |||
| DF | Alexander Wood | |||
| DF | George Moorhouse | |||
| HB | Jimmy Gallagher | |||
| HB | Raphael Tracey | |||
| HB | Andy Auld | |||
| FW | Jim Brown | |||
| FW | Billy Gonsalves | |||
| FW | Bert Patenaude | |||
| FW | Tom Florie (c) | |||
| FW | Bart McGhee | |||
| Manager: | ||||
| Robert Millar | ||||
| Linesmen: Martin Aphesteguy (Uruguay) Anibal Tejada (Uruguay) |
| GK | Arnold Badjou | |||
| DF | Henri De Deken | |||
| DF | Nic Hoydonckx | |||
| DF | Theodore Nouwens | |||
| HB | Pierre Braine (c) | |||
| HB | August Hellemans | |||
| FW | Ferdinand Adams | |||
| FW | Gérard Delbeke | |||
| FW | Jan Diddens | |||
| FW | Jacques Moeschal | |||
| FW | Louis Versyp | |||
| Manager: | ||||
| Hector Goetinck | ||||
| Linesmen: José Macías (Argentina) Domingo Lombardi (Uruguay) |
