The 1978 FINA Men's World Water Polo Championship was the third edition of the event, organised by the world's governing body in aquatics, the FINA. The tournament was held from August 19 to August 27, 1978 and incorporated in the 1978 World Aquatics Championships, held in West Berlin.
Alberto Alberani, Silvio Baracchini, Romeo Collina, Gianni De Magistris, Massimo Fondelli, Marco Galli, Sante Marsili, Alessandro Ghibellini, Paolo Ragosa, Mario Scotti-Galletta, Rolando Simeoni