| 1986 World Water Polo Championship | |
| Number: | 5 |
| Series: | FINA World Aquatics Championships |
| Location: |  Spain |
| Dates: | 13–23 August |
| Category: | 1986 World Aquatics Championships |
| Prev: | 1982 |
| Next: | 1991 |
The water polo events at the 1986 World Aquatics Championships were held from 13 to 23 August 1986, in Madrid, Spain.[1]
| Men | [2] Dragan Andrić Perica Bukić Veselin Đuho Milorad Krivokapić Deni Lušić Igor Milanović Tomislav Paškvalin Zoran Petrović Andrija Popović Dubravko Šimenc Aleksandar Šoštar Anto Vasović Mirko Vičević. Head coach: Ratko Rudić | Gianni Averaimo Antonello Steardo Sandro Campagna Andrea Pisano Paolo Trapanese Massimiliano Ferretti Marco D'Altrui Paolo Caldarella Mario Fiorillo Ricardo Tempestini Francesco Porzio Stefano Postiglione Alfio Missagi Head coach: Federico "Fritz" Dennerlein | Serghei Marcoci Nikolai Smirnov Yevgeny Sharonov Nikolay Sharafeyev Mikhail Ivanov Sergey Kotenko Dmitry Apanasenko Viktor Berendyuha Pavel Prokopchuk Yevgeny Grishin Sergey Naumov Giorgi Mshvenieradze Nurlan Mendygaliyev Head coach: Aleksandr Kabanov | |
| Women |