| Games: | World Aquatics Championships |
| Nf: | URU |
| Nfname: | Uruguayan Swimming Federation |
| Year: | 2019 |
| Flagcaption: | Flag of Uruguay |
| Location: | Gwangju, South Korea |
| Competitors: | 5 |
| Sports: | 2 |
| Gold: | 0 |
| Silver: | 0 |
| Bronze: | 0 |
| Appearances: | auto |
Uruguay 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. Uruguay qualified one male open water swimmer.[1]
| Athlete | Event | Time | Rank | |
|---|---|---|---|---|
| align=left rowspan=3 | Maximiliano Paccot | Men's 5 km | 56:26.1 | 47 |
| Men's 10 km | 2:00:24.5 | 65 | ||
| Men's 25 km | 5:41:44.7 | 22 |
See main article: Swimming at the 2019 World Aquatics Championships.
Uruguay has entered four swimmers.[2]
| Athlete | Event | Heat | Semifinal | Final | ||||
|---|---|---|---|---|---|---|---|---|
| Time | Rank | Time | Rank | Time | Rank | |||
| align=left rowspan=2 | Enzo Martínez | 50 m freestyle | 22.87 | 47 | did not advance | |||
| 100 m freestyle | 50.99 | 62 | did not advance | |||||
| align=left rowspan=2 | Martin Melconian | 50 m breaststroke | 27.85 | 31 | did not advance | |||
| 100 m breaststroke | 1:02.21 NR | 43 | did not advance | |||||
| Athlete | Event | Heat | Semifinal | Final | ||||
|---|---|---|---|---|---|---|---|---|
| Time | Rank | Time | Rank | Time | Rank | |||
| align=left rowspan=2 | Nicole Frank | 200 m freestyle | 2:11.56 | 47 | did not advance | |||
| 200 m individual medley | 2:26.49 | 33 | did not advance | |||||
| align=left rowspan=2 | Inés Remersaro | 50 m freestyle | 27.41 | 55 | did not advance | |||
| 100 m freestyle | 59.69 | 58 | did not advance | |||||