These are the results from the synchronised swimming competition at the 2005 World Aquatics Championships.
| Solo routine | 99.001 | 98.250 | 97.417 | |
| Duet routine | 99.084 | 97.417 | 97.334 | |
| Team routine | Maria Gromova Natalia Ischenko Elvira Khasyanova Olga Kuzhela Olga Larkina Elena Ovchinnikova Svetlana Romashina Anna Shorina 99.334 | Saho Harada Naoko Kawashima Kanako Kitao Hiromi Kobayashi Erika Komura Takako Konishi Ayako Matsumura Emiko Suzuki Masako Tachibana 97.834 | Raquel Corral Andrea Fuentes Tina Fuentes Thais Henríquez Gemma Mengual Irina Rodríguez Paola Tirados Christina Violan 97.750 | |
| Combination routine | Anastasia Davydova Anastasia Ermakova Maria Gromova Natalia Ischenko Elvira Khasyanova Olga Kuzhela Olga Larkina Elena Ovchinnikova Svetlana Romashina Anna Shorina 99.333 | Saho Harada Naoko Kawashima Kanako Kitao Hiromi Kobayashi Erika Komura Takako Konishi Ayako Matsumura Emiko Suzuki Masako Tachibana 97.833 | Raquel Corral Andrea Fuentes Tina Fuentes Thais Henríquez Gemma Mengual Gisela Morón Irina Rodríguez Paola Tirados Christina Violan 97.167 |