The 1998 FINA Men's World Water Polo Championship was the eighth edition of the event, organised by the world's governing body in aquatics, the FINA. The tournament was held at the Challenge Stadium from 7 to 18 January 1998 and incorporated in the 1998 World Aquatics Championships, held in Perth, Australia.The FINA World Water Polo Championship is an international water polo tournament, currently held every two years as part of the FINA World Aquatics Championships. Currently the reigning champions are Italy in men's and Greece in women's competition.