1991 FINA Men's Water Polo World Cup

The 1991 FINA Men's Water Polo World Cup was the seventh edition of the event, organised by the world's governing body in aquatics, the International Swimming Federation (FINA). The event took place in Barcelona, Spain. Eight teams participated to decide the winner of what would be a bi-annual event until 1999.

Teams
The top eight teams from the previous World Aquatic Championship have qualified.

Seeding
Following ranking of the 1991 World Championship