| Games: | World Aquatics Championships |
| Nf: | PER |
| Nfname: | Peruvian Sports Swimming Federation |
| Year: | 2019 |
| Flagcaption: | Flag of Peru |
| Location: | Gwangju, South Korea |
| Competitors: | 5 |
| Sports: | 2 |
| Gold: | 0 |
| Silver: | 0 |
| Bronze: | 0 |
| Appearances: | auto |
Peru competed at the 2019 World Aquatics Championships in Gwangju, South Korea from 12 to 28 July.
See main article: Open water swimming at the 2019 World Aquatics Championships. Peru qualified one female open water swimmer.[1]
| Athlete | Event | Time | Rank | |
|---|---|---|---|---|
| align=left rowspan=2 | María Bramont-Arias | Women's 5 km | 58:09.1 | 10 |
| Women's 10 km | 1:55:33.8 | 26 |
See main article: Swimming at the 2019 World Aquatics Championships.
Peru entered four swimmers.[2]
| Athlete | Event | Heat | Semifinal | Final | ||||
|---|---|---|---|---|---|---|---|---|
| Time | Rank | Time | Rank | Time | Rank | |||
| align=left rowspan=2 | Gustavo Gutierrez | 200 m butterfly | 2:01.64 | 36 | did not advance | |||
| 400 m individual medley | 4:33.87 | 36 | did not advance | |||||
| align=left rowspan=2 | Christian Mayer | 400 m freestyle | 4:05.33 | 42 | did not advance | |||
| 200 m individual medley | 2:09.69 | 44 | did not advance | |||||
| Athlete | Event | Heat | Semifinal | Final | |||
|---|---|---|---|---|---|---|---|
| Time | Rank | Time | Rank | Time | Rank | ||
| McKenna DeBever | 200 m individual medley | 2:16.97 | 25 | did not advance | |||
| align=left rowspan=2 | Maria Fé Muñoz | 200 m butterfly | 2:15.28 | 27 | did not advance | ||
| 400 m individual medley | 4:58.62 | 24 | did not advance | ||||