| Games: | World Aquatics Championships |
| Nf: | EST |
| Nfname: | Estonian Swimming Federation |
| Year: | 2019 |
| Flagcaption: | Flag of Estonia |
| Location: | Gwangju, South Korea |
| Competitors: | 10 |
| Sports: | 2 |
| Appearances: | auto |
| App Begin Year: | 1994 |
| See also: | (1973–1991) |
Estonia 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. Estonia qualified two male and one female open water swimmers.[1] [2]
| Athlete | Event | Time | Rank | |
|---|---|---|---|---|
| Sander Paavo | align=left rowspan=2 | Men's 5 km | 1:00:05.8 | 53 |
| align=left rowspan=2 | Rinel Pius | 1:01:51.4 | 56 | |
| Men's 10 km | 2:09:56.0 | 72 |
| Athlete | Event | Time | Rank | |
|---|---|---|---|---|
| align=left rowspan=2 | Merle Liivand | Women's 5 km | 1:11:19.5 | 53. |
| Women's 10 km | 2:23:30.8 | 64 |
See main article: Swimming at the 2019 World Aquatics Championships.
| Athlete | Event | Heat | Semifinal | Final | |||
|---|---|---|---|---|---|---|---|
| Time | Rank | Time | Rank | Time | Rank | ||
| Martin Allikvee | 50 m breaststroke | 27.79 NR | 29 | Did not advance | |||
| 100 m breaststroke | 1:00.60 | 25 | Did not advance | ||||
| 200 m breaststroke | 2:10.66 | 19 | Did not advance | ||||
| Karl Johann Luht | 50 m backstroke | 25.97 | 39 | Did not advance | |||
| 100 m backstroke | 55.75 | 38 | Did not advance | ||||
| Ivan Štšeglov | 200 m backstroke | 2:01.19 NR | 29 | Did not advance | |||
| Daniel Zaitsev | 50 m freestyle | 22.46 | 28 | Did not advance | |||
| 100 m freestyle | 49.44 NR | 32 | Did not advance | ||||
| 50 m butterfly | 23.26 NR | 6 Q | 23.31 | 11 | Did not advance | ||
| Kregor Zirk | 200 m freestyle | 1:48.51 NR | 26 | Did not advance | |||
| 400 m freestyle | 3:51.30 NR | 19 | Did not advance | ||||
| 100 m butterfly | 52.92 | 23 | Did not advance | ||||
| 200 m butterfly | 1:58.04 NR | 22 | Did not advance | ||||
| Athlete | Event | Heat | Semifinal | Final | |||
|---|---|---|---|---|---|---|---|
| Time | Rank | Time | Rank | Time | Rank | ||
| Aleksa Gold | 100 m freestyle | 56.62 | 40 | Did not advance | |||
| 200 m freestyle | 2:03.30 | 33 | Did not advance | ||||
| 200 m backstroke | 2:15.24 | 32 | Did not advance | ||||
| Maria Romanjuk | 50 m breaststroke | 31.58 | =21 | Did not advance | |||
| 100 m breaststroke | 1:08.95 | 26 | Did not advance | ||||