Water polo at the World Aquatics Championships is an international water polo tournament held every two years as part of the World Aquatics Championships. The reigning champions are Croatia in men's and the United States in women's competition.
The water polo tournament at the 1984 Summer Olympics was held from 1 to 10 August 1984, at the Raleigh Runnels Memorial Pool in Malibu, California. The tournament featured 12 teams, playing two rounds of round-robin play: preliminaries and finals.
The 1986 Women's World Water Polo Championship was the first edition of the women's water polo tournament at the World Aquatics Championships, organised by the world governing body in aquatics, the FINA. The tournament was held from 14 to 22 August 1986, and was incorporated into the 1986 World Aquatics Championships in Madrid, Spain.
The Canada men's national water polo team represents Canada in international men's water polo competitions and friendly matches. The team is overseen by Water Polo Canada, a member of the Fédération Internationale de Natation (FINA). The team qualified for the 2008 Summer Olympics in Beijing, PR China by finishing fourth at 2008 Olympic Qualifying Tournament in Romania.
The 1998 Men's World Water Polo Championship was the eighth edition of the men's water polo tournament at the World Aquatics Championships, organised by the world governing body in aquatics, the FINA. The tournament was held from 7 to 18 January 1998 in the Challenge Stadium, and was incorporated into the 1998 World Aquatics Championships in Perth, Western Australia.
The 2001 Men's World Water Polo Championship was the ninth edition of the men's water polo tournament at the World Aquatics Championships, organised by the world governing body in aquatics, the FINA. The tournament was held from 19 to 29 July 2001, and was incorporated into the 2001 World Aquatics Championships in Fukuoka, Japan.
The 1994 Men's World Water Polo Championship was the seventh edition of the men's water polo tournament at the World Aquatics Championships, organised by the world governing body in aquatics, the FINA. The tournament was held from 1 to 11 September 1994, and was incorporated into the 1994 World Aquatics Championships in Rome, Italy.
The 1973 Men's World Water Polo Championship was the first edition of the men's water polo tournament at the World Aquatics Championships, organised by the world governing body in aquatics, the FINA. The tournament was held from 1 to 9 September 1973, and was incorporated into the inaugural 1973 World Aquatics Championships in Belgrade, Yugoslavia.
The 1975 Men's World Water Polo Championship was the second edition of the men's water polo tournament at the World Aquatics Championships, organised by the world governing body in aquatics, the FINA. The tournament was held from 19 to 26 July 1975, and was incorporated into the 1975 World Aquatics Championships in Cali, Colombia.
The 1978 Men's World Water Polo Championship was the third edition of the men's water polo tournament at the World Aquatics Championships, organised by the world governing body in aquatics, the FINA. The tournament was held from 19 to 27 August 1978, and was incorporated into the 1978 World Aquatics Championships in West Berlin, West Germany.
The 1982 Men's World Water Polo Championship was the fourth edition of the men's water polo tournament at the World Aquatics Championships, organised by the world governing body in aquatics, the FINA. The tournament was held from 29 July to 8 August 1982, and was incorporated into the 1982 World Aquatics Championships in Guayaquil, Ecuador.
The 2010 FINA Men's Water Polo World League was the ninth edition of the annual event, organised by the world's governing body in aquatics, the FINA. After a preliminary round organized by continent, the Super Final was held in Niš, Serbia from July 13–18, 2010.
Serbia won this year's edition after a final victory over Montenegro 14–12.
The water polo events at the 1986 World Aquatics Championships were held from 13 to 23 August 1986, in Madrid, Spain.
The men's tournament of Water polo at the 2016 Summer Olympics at Rio de Janeiro, Brazil, began on 6 August and ended on 20 August 2016. Games were held at the Maria Lenk Aquatics Centre and the Olympic Aquatics Stadium.
The FINA Water Polo World Rankings is a ranking system for men's and women's national teams in water polo. The teams of the member nations of FINA, water polo's world governing body, are ranked based on their competitions results with the most successful teams being ranked highest.
Spain (in Madrid host cities)
Yugoslavia (1st title)
Italy 
Soviet Union 
United States 
