| Games: | World Aquatics Championships |
| Nf: | NGR |
| Nfname: | Nigeria Swimming Federation |
| Year: | 2015 |
| Flagcaption: | Flag of Nigeria |
| Location: | Kazan, Russia |
| Competitors: | 3 |
| Sports: | 1 |
| Gold: | 0 |
| Silver: | 0 |
| Bronze: | 0 |
| Appearances: | auto |
| App Begin Year: | 1991 |
Nigeria 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. Nigerian 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 | Ifeakachuku Nmor | 50 m butterfly | 25.91 | 51 | did not advance | |||
| 100 m butterfly | 58.48 | 63 | did not advance | |||||
| align=left rowspan=2 | Samson Opuakpo | 50 m freestyle | 25.02 | 76 | did not advance | |||
| 50 m backstroke | 28.70 | 57 | did not advance | |||||
| Athlete | Event | Heat | Semifinal | Final | ||||
|---|---|---|---|---|---|---|---|---|
| Time | Rank | Time | Rank | Time | Rank | |||
| align=left rowspan=2 | Rachael Tonjor | 50 m breaststroke | 36.10 | 56 | did not advance | |||
| 100 m breaststroke | 1:21.54 | 64 | did not advance | |||||