The men's water polo tournament at the 2019 World Aquatics Championships, organised by the FINA, was held in Gwangju, South Korea from 15 to 27 July.

This was the eighteenth time that the men's water polo tournament has been played since the first edition in 1973.

[1] Italy defeated Spain in the final to win their fourth title, while Croatia won against Hungary to capture the bronze medal.

ItalyFourth title Team roster: Marco Del Lungo, Francesco Di Fulvio, Stefano Luongo, Pietro Figlioli (C), Edoardo Di Somma, Alessandro Velotto, Vincenzo Renzuto, Gonzalo Echenique, Niccolò Figari, Michaël Bodegas, Matteo Aicardi, Vincenzo Dolce, Gianmarco Nicosia[1] Head coach: Sandro Campagna

Marco Del Lungo Francesco Di Fulvio Stefano Luongo Pietro Figlioli (c) Edoardo Di Somma Alessandro Velotto Vincenzo Renzuto Gonzalo Echenique Niccolò Figari Michaël Bodegas Matteo Aicardi Vincenzo Dolce Gianmarco NicosiaHead coach: Alessandro Campagna Daniel López Alberto Munarriz Álvaro Granados Miguel de Toro Sergi Cabanas Marc Larumbe Alberto Barroso Macarro Francisco Fernández Miranda Roger Tahull Felipe Perrone (c) Blai Mallarach Alejandro Bustos Eduardo LorrioHead coach: David Lozano Marko Bijač Marko Macan Loren Fatović Luka Lončar Maro Joković Hrvoje Benić Ante Vukičević Andro Bušlje (c) Lovre Miloš Josip Vrlić Anđelo Šetka Xavier García Ivan MarcelićHead coach: Ivica Tucak The awards and all-star team were announced on 26 July 2019.