| Games: | World Aquatics Championships |
| Nf: | IRI |
| Nfname: | Iran Amateur Swimming Federation |
| Year: | 2015 |
| Flagcaption: | Flag of Iran |
| Location: | Kazan, Russia |
| Competitors: | 2 |
| Sports: | 1 |
| Gold: | 0 |
| Silver: | 0 |
| Bronze: | 0 |
| Appearances: | auto |
| App Begin Year: | 1998 |
Iran competed at the 2015 World Aquatics Championships in Kazan, Russia from 24 July to 9 August 2015.
See main article: Swimming at the 2015 World Aquatics Championships. Iranian 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):[1] [2] [3]
| Athlete | Event | Heat | Semifinal | Final | ||||
|---|---|---|---|---|---|---|---|---|
| Time | Rank | Time | Rank | Time | Rank | |||
| align=left rowspan=2 | Jamal Chavoshifar | 50 m backstroke | 26.53 | 42 | did not advance | |||
| 100 m backstroke | 58.75 | 52 | did not advance | |||||
| align=left rowspan=2 | Arya Nasimi | 100 m breaststroke | 1:05.86 | 59 | did not advance | |||
| 200 m breaststroke | 2:20.22 | 46 | did not advance | |||||