| Tourney Name: | Roller Hockey World Cup |
| Year: | 1951 |
| Other Titles: | Roller Hockey Men's World Championships |
| Size: | 200px |
| Country: | Spain |
| Dates: | – |
| Num Teams: | 11 |
| Confederations: | 1 |
| Venues: | 1 |
| Cities: | 1 |
| Count: | 1 |
| Matches: | 55 |
| Goals: | 465 |
| Prevseason: | 1950 |
| Nextseason: | 1952 |
The 1951 Roller Hockey World Cup was the seventh roller hockey world cup, organized by the Fédération Internationale de Patinage a Roulettes (now under the name of Fédération Internationale de Roller Sports). It was contested by 11 national teams (all from Europe) and it is also considered the 1951 European Roller Hockey Championship. All the games were played in the city of Barcelona, in Spain, the chosen city to host the World Cup.