| Tajikistan at the 2019 World Aquatics Championships | |
|---|---|
 | |
| FINA code | TJK |
| National federation | Tajikistan Swimming Federation |
| World Aquatics Championships appearances | |
| Other related appearances | |
 Soviet Union (1973–1991) | |
Tajikistan competed at the 2019 World Aquatics Championships in Gwangju, South Korea from 12 to 28 July.
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Main article: Swimming at the 2019 World Aquatics Championships |
Tajikistan entered four swimmers.[1]
| Athlete | Event | Heat | Semifinal | Final | |||
|---|---|---|---|---|---|---|---|
| Time | Rank | Time | Rank | Time | Rank | ||
| Olimjon Ishanov | 50 m freestyle | 25.73 | 107 | did not advance | |||
| 50 m backstroke | 31.51 | 68 | did not advance | ||||
| Alijon Khairulloev | 100 m freestyle | 58.36 | 110 | did not advance | |||
| 50 m butterfly | 28.81 | 81 | did not advance | ||||
| Athlete | Event | Heat | Semifinal | Final | |||
|---|---|---|---|---|---|---|---|
| Time | Rank | Time | Rank | Time | Rank | ||
| Ekaterina Bordachyova | 100 m freestyle | 1:10.13 | 86 | did not advance | |||
| 50 m backstroke | 37.95 | 46 | did not advance | ||||
| Anastasiya Tyurina | 50 m freestyle | 29.98 | =81 | did not advance | |||
| 50 m butterfly | 33.17 | 58 | did not advance | ||||