The 2005 Women's World Water Polo Championship was the seventh 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 at the Pavillon des Baigneurs on Île Sainte-Hélène from 17 to 29 July 2005, and was incorporated into the 2005 World Aquatics Championships in Montréal, Canada.

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