# Slovenia at the 2015 World Aquatics Championships

Slovenia competed at the 2015 World Aquatics Championships in Kazan, Russia from 24 July to 9 August 2015.

## Open water swimming

Slovenia has qualified one swimmer to compete in the open water marathon.
| Athlete | Event | Time | Rank |
| Špela Perše | Women's 5 km | 59:59.7 | 16 |
| Špela Perše | Women's 10 km | 1:59:38.3 | 23 |

## Swimming

Slovenian swimmers have achieved qualifying standards in the following events (up to a maximum of 2 swimmers in each event at the A-standard entry time, and 1 at the B-standard):

### Men

| Athlete | Event | Heat | Heat | Semifinal | Semifinal | Final | Final |
| Athlete | Event | Time | Rank | Time | Rank | Time | Rank |
| Martin Bau | 400 m freestyle | 3:51.44 | 28 | — | — | did not advance | did not advance |
| Martin Bau | 800 m freestyle | 8:04.11 | 27 | — | — | did not advance | did not advance |
| Martin Bau | 1500 m freestyle | 15:22.80 | 24 | — | — | did not advance | did not advance |
| Damir Dugonjič | 50 m breaststroke | 26.70 | 3 Q | 26.92 | 5 Q | 27.23 | =5 |
| Damir Dugonjič | 100 m breaststroke | 1:00.36 | 17 | did not advance | did not advance | did not advance | did not advance |
| Peter John Stevens | 50 m breaststroke | 27.46 | 12 Q | 27.50 | =12 | did not advance | did not advance |
| Robert Žbogar | 100 m butterfly | 53.10 | 32 | did not advance | did not advance | did not advance | did not advance |
| Robert Žbogar | 200 m butterfly | 1:58.55 | 23 | did not advance | did not advance | did not advance | did not advance |
| Robert Žbogar | 400 m individual medley | 4:25.10 | 32 | — | — | did not advance | did not advance |

### Women

| Athlete | Event | Heat | Heat | Semifinal | Semifinal | Final | Final |
| Athlete | Event | Time | Rank | Time | Rank | Time | Rank |
| Nastja Govejšek | 100 m freestyle | 56.19 | 36 | did not advance | did not advance | did not advance | did not advance |
| Nastja Govejšek | 50 m butterfly | 26.54 | 18 | did not advance | did not advance | did not advance | did not advance |
| Nastja Govejšek | 100 m butterfly | 1:01.15 | 39 | did not advance | did not advance | did not advance | did not advance |
| Anja Klinar | 400 m freestyle | 4:08.57 | 10 | — | — | did not advance | did not advance |
| Anja Klinar | 200 m butterfly | 2:09.70 | 15 Q | 2:08.52 | 10 | did not advance | did not advance |
| Anja Klinar | 400 m individual medley | 4:38.39 | 9 | — | — | did not advance | did not advance |
| Gaja Natlačen | 200 m freestyle | 2:02.32 | 39 | did not advance | did not advance | did not advance | did not advance |
| Gaja Natlačen | 1500 m freestyle | 16:24.83 | 11 | — | — | did not advance | did not advance |
| Tjaša Oder | 800 m freestyle | 8:38.85 | 17 | — | — | did not advance | did not advance |
| Tjaša Oder | 1500 m freestyle | 16:31.22 | 15 | — | — | did not advance | did not advance |
| Tanja Šmid | 200 m breaststroke | 2:28.64 | 24 | did not advance | did not advance | did not advance | did not advance |
| Tjaša Vozel | 50 m breaststroke | 32.00 | 32 | did not advance | did not advance | did not advance | did not advance |
| Tjaša Vozel | 100 m breaststroke | 1:09.27 | 31 | did not advance | did not advance | did not advance | did not advance |