| Vietnam at the 2019 World Aquatics Championships | |
|---|---|
 | |
| World Aquatics code | VIE |
| National federation | Vietnam Aquatic Sports Association |
| in Gwangju, South Korea | |
| Competitors | 7 in 1 sport |
| Medals |
|
| World Aquatics Championships appearances | |
Vietnam competed at the 2019 World Aquatics Championships in Gwangju, South Korea from 12 to 28 July.
Vietnam entered seven swimmers. [1]
| Athlete | Event | Heat | Semifinal | Final | |||
|---|---|---|---|---|---|---|---|
| Time | Rank | Time | Rank | Time | Rank | ||
| Nguyen Paul Le | 50 m backstroke | 25.73 | 32 | did not advance | |||
| 50 m butterfly | 24.58 | 46 | did not advance | ||||
| Nguyễn Hữu Kim Sơn | 400 m freestyle | 3:55.59 | 33 | — | did not advance | ||
| Nguyễn Huy Hoàng | 800 m freestyle | 7:52.74 | 15 | — | did not advance | ||
| 1500 m freestyle | 15:02.35 | 14 | — | did not advance | |||
| Phạm Thanh Bảo | 200 m breaststroke | 2:14.90 | 36 | did not advance | |||
| Trần Hưng Nguyễn | 400 m individual medley | 4:25.49 | 25 | — | did not advance | ||
| Athlete | Event | Heat | Semifinal | Final | |||
|---|---|---|---|---|---|---|---|
| Time | Rank | Time | Rank | Time | Rank | ||
| Lê Thị Mỹ Thảo | 200 m butterfly | 2:13.11 | 22 | did not advance | |||
| Nguyễn Thị Ánh Viên | 400 m freestyle | 4:13.35 | 19 | — | did not advance | ||
| 200 m individual medley | 2:17.79 | 26 | did not advance | ||||
| 400 m individual medley | 4:47.96 | 19 | — | did not advance | |||