The Women's 100 metre breaststroke competition at the 2019 World Championships was held on 22 and 23 July 2019.[1][2]
| Women's 100 metre breaststroke at the 2019 World Aquatics Championships | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Venue | Nambu University Municipal Aquatics Center | |||||||||
| Location | Gwangju, South Korea | |||||||||
| Dates | 22 July (heats and semifinals) 23 July (final) | |||||||||
| Competitors | 56 from 52 nations | |||||||||
| Winning time | 1:04.93 | |||||||||
| Medalists | ||||||||||
| ||||||||||
Records edit
Prior to the competition, the existing world and championship records were as follows.
| World record |  Lilly King (USA) |
1:04.13 | Budapest, Hungary | 25 July 2017 |
|---|---|---|---|---|
| Competition record | Lilly King (USA) |
1:04.13 | Budapest, Hungary | 25 July 2017 |
Results edit
Heats edit
The heats were held on 22 July at 10:38.[3]
Semifinals edit
The semifinals were held on 22 July at 20:29.[4]
Semifinal 1 edit
| Rank | Lane | Name | Nationality | Time | Notes |
|---|---|---|---|---|---|
| 1 | 4 | Yuliya Yefimova |  Russia |
1:05.56 | Q |
| 2 | 5 | Tatjana Schoenmaker |  South Africa |
1:06.61 | Q |
| 3 | 3 | Yu Jingyao |  China |
1:06.85 | Q |
| 4 | 7 | Jessica Hansen |  Australia |
1:06.98 | |
| 5 | 2 | Lisa Mamie |  Switzerland |
1:07.11 | NR |
| 6 | 6 | Alia Atkinson |  Jamaica |
1:07.11 | |
| 7 | 1 | Anna Belousova | Russia |
1:07.17 | |
| 8 | 8 | Micah Sumrall | United States |
1:07.94 |
Semifinal 2 edit
| Rank | Lane | Name | Nationality | Time | Notes |
|---|---|---|---|---|---|
| 1 | 4 | Lilly King | United States |
1:05.66 | Q |
| 2 | 3 | Reona Aoki |  Japan |
1:06.30 | Q |
| 3 | 5 | Martina Carraro |  Italy |
1:06.39 | Q, NR |
| 4 | 1 | Molly Renshaw |  Great Britain |
1:06.73 | Q |
| 5 | 2 | Fanny Lecluyse |  Belgium |
1:06.97 | QSO, NR |
| 6 | 6 | Arianna Castiglioni | Italy |
1:06.97 | QSO |
| 7 | 7 | Jessica Vall |  Spain |
1:07.46 | |
| 8 | 8 | Alina Zmushka |  Belarus |
1:07.69 |
Swim-off edit
The swim-off was held on 22 July at 21:31.[5]
| Rank | Lane | Name | Nationality | Time | Notes |
|---|---|---|---|---|---|
| 1 | 5 | Arianna Castiglioni | Italy |
1:06.39 | Q, =NR |
| 2 | 4 | Fanny Lecluyse | Belgium |
1:07.22 |
Final edit
The final was held on 23 July at 21:47.[6]
| Rank | Lane | Name | Nationality | Time | Notes |
|---|---|---|---|---|---|
 |
5 | Lilly King | United States |
1:04.93 | |
 |
4 | Yuliya Yefimova | Russia |
1:05.49 | |
 |
6 | Martina Carraro | Italy |
1:06.36 | NR |
| 4 | 3 | Reona Aoki | Japan |
1:06.40 | |
| 5 | 1 | Yu Jingyao | China |
1:06.56 | |
| 6 | 2 | Tatjana Schoenmaker | South Africa |
1:06.60 | |
| 7 | 7 | Molly Renshaw | Great Britain |
1:06.96 | |
| 8 | 8 | Arianna Castiglioni | Italy |
1:07.06 |