Water polo was contested for men only at the 1987 Pan American Games in Indianapolis, United States.

Competing teams Six teams contested the event.

Medalists Men's water poloAyrton P. C. SilvaEduardo CominiEric BorgesFernando Rocha FilhoFernando CarsaladeFrancisco Chaves NetoGilberto GargiuloGilberto GuimarãesHélio FilhoJoão MeirelesMário E. A. SoutoSérgio S. Figueiredo Jr.Sílvio Manfredi

References