Swimming at the 2019 World Aquatics Championships – Women's 100 metre backstroke
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The Women's 100 metre backstroke competition at the 2019 World Championships was held on 22 and 23 July 2019.[1][2]
VenueNambu University Municipal Aquatics Center
LocationGwangju, South Korea
Dates22 July (heats and semifinals)
23 July (final)
23 July (final)
Competitors63 from 55 nations
| Women's 100 metre backstroke 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 | 63 from 55 nations | |||||||||
| Winning time | 58.60 | |||||||||
| Medalists | ||||||||||
| ||||||||||
Records
Prior to the competition, the existing world and championship records were as follows.
| World record |  Kathleen Baker (USA) | 58.00 | Irvine, United States | 28 July 2018 |
|---|---|---|---|---|
| Competition record |  Kylie Masse (CAN) | 58.10 | Budapest, Hungary | 25 July 2017 |
Results
Heats
The heats were held on 22 July at 10:00.[3]
Semifinals
The semifinals were held on 22 July at 20:54.[4]
Semifinal 1
| Rank | Lane | Name | Nationality | Time | Notes |
|---|---|---|---|---|---|
| 1 | 4 | Minna Atherton |  Australia | 58.60 | Q |
| 2 | 3 | Taylor Ruck | Canada | 58.83 | Q |
| 3 | 5 | Kathleen Baker | United States | 59.03 | Q |
| 4 | 8 | Daria Vaskina |  Russia | 59.46 | Q |
| 5 | 2 | Natsumi Sakai |  Japan | 59.71 | Q |
| 6 | 6 | Simona Kubová |  Czech Republic | 59.79 | |
| 7 | 7 | Kira Toussaint |  Netherlands | 1:00.13 | |
| 8 | 1 | Ingeborg Løyning |  Norway | 1:00.35 | NR |
Semifinal 2
| Rank | Lane | Name | Nationality | Time | Notes |
|---|---|---|---|---|---|
| 1 | 4 | Kylie Masse | Canada | 58.50 | Q |
| 2 | 5 | Kaylee McKeown | Australia | 59.13 | Q |
| 3 | 3 | Olivia Smoliga | United States | 59.36 | Q |
| 4 | 7 | Laura Riedemann |  Germany | 59.82 | |
| 5 | 2 | Margherita Panziera |  Italy | 59.83 | |
| 6 | 6 | Georgia Davies |  Great Britain | 59.90 | |
| 7 | 1 | Anastasia Fesikova | Russia | 1:00.33 | |
| 8 | 8 | Chen Jie |  China | 1:01.68 |
Final
The final was held on 23 July at 20:51.[5]
| Rank | Lane | Name | Nationality | Time | Notes |
|---|---|---|---|---|---|
 | 4 | Kylie Masse | Canada | 58.60 | |
 | 5 | Minna Atherton | Australia | 58.85 | |
 | 7 | Olivia Smoliga | United States | 58.91 | |
| 4 | 3 | Taylor Ruck | Canada | 58.96 | |
| 5 | 2 | Kaylee McKeown | Australia | 59.10 | |
| 6 | 6 | Kathleen Baker | United States | 59.56 | |
| 6 | 8 | Natsumi Sakai | Japan | 59.56 | |
| 8 | 1 | Daria Vaskina | Russia | 59.74 |