The 1998 Volleyball World Grand Prix season was the sixth edition of the competition. It started on August 21st and ended on September 13th. Brazil won the title for the third time.
Eight teams competed in the preliminary round. In the first three weeks, two tournaments with four teams took place in parallel. The four best teams in the overall ranking qualified for the Final Four.
The Final Four was held in Hong Kong on September 12th and 13th . The semi-finals took place on the first day, the game for third place and the final on the second day.