| Event: | Women's 50 metre backstroke |
| Competition: | 2013 World Aquatics Championships |
| Venue: | Palau Sant Jordi |
| Dates: | July 31, 2013 (heats &<br/>semifinals) August 1, 2013 (final) |
| Competitors: | 51 |
| Nations: | 45 |
| Win Value: | 27.29 |
| Gold: | Zhao Jing |
| Goldnoc: | CHN |
| Silver: | Fu Yuanhui |
| Silvernoc: | CHN |
| Bronze: | Aya Terakawa |
| Bronzenoc: | JPN |
| Prev: | 2011 |
| Next: | 2015 |
The women's 50 metre backstroke event in swimming at the 2013 World Aquatics Championships took place on 31 July and 1 August at the Palau Sant Jordi in Barcelona, Spain.[1] [2]
Prior to this competition, the existing world and championship records were:
The heats were held at 10:00.[3]
| Rank | Heat | Lane | Name | Nationality | Time | Notes | |
|---|---|---|---|---|---|---|---|
| 1 | 6 | 4 | 27.55 | Q | |||
| 2 | 6 | 5 | 27.81 | Q | |||
| 3 | 5 | 4 | 28.05 | Q | |||
| 4 | 4 | 5 | 28.07 | Q | |||
| 5 | 5 | 5 | 28.16 | Q | |||
| 6 | 4 | 4 | 28.28 | Q | |||
| 7 | 6 | 3 | 28.35 | Q | |||
| 7 | 6 | 6 | 28.35 | Q | |||
| 9 | 5 | 2 | 28.37 | Q | |||
| 9 | 5 | 6 | 28.37 | Q | |||
| 11 | 6 | 2 | 28.38 | Q, NR | |||
| 12 | 4 | 9 | 28.39 | Q, NR | |||
| 13 | 5 | 3 | 28.44 | Q, | |||
| 13 | 6 | 8 | 28.44 | Q | |||
| 15 | 4 | 3 | 28.48 | Q | |||
| 16 | 4 | 6 | 28.60 | Q | |||
| 17 | 4 | 8 | 28.62 | NR | |||
| 17 | 5 | 9 | 28.62 | Q, NR | |||
| 19 | 4 | 7 | 28.65 | ||||
| 20 | 3 | 7 | 28.75 | NR | |||
| 21 | 6 | 7 | 28.80 | ||||
| 22 | 4 | 2 | 28.81 | ||||
| 22 | 6 | 1 | 28.81 | ||||
| 24 | 6 | 9 | 28.90 | ||||
| 25 | 4 | 1 | 29.08 | ||||
| 25 | 6 | 0 | 29.08 | ||||
| 27 | 5 | 0 | 29.16 | ||||
| 28 | 3 | 3 | 29.17 | ||||
| 29 | 5 | 8 | 29.18 | ||||
| 30 | 4 | 0 | 29.19 | ||||
| 31 | 5 | 1 | 29.39 | ||||
| 32 | 3 | 6 | 29.42 | ||||
| 33 | 5 | 7 | 29.50 | ||||
| 34 | 3 | 4 | 29.62 | ||||
| 35 | 3 | 1 | 29.75 | ||||
| 36 | 3 | 9 | 29.80 | NR | |||
| 37 | 3 | 2 | 29.84 | ||||
| 38 | 3 | 5 | 30.15 | ||||
| 39 | 2 | 4 | 30.36 | ||||
| 40 | 3 | 0 | 30.57 | NR | |||
| 41 | 3 | 8 | 30.61 | ||||
| 42 | 2 | 5 | 31.33 | ||||
| 43 | 2 | 2 | 31.36 | ||||
| 44 | 2 | 6 | 31.64 | ||||
| 45 | 2 | 8 | 31.67 | ||||
| 46 | 2 | 3 | 32.33 | ||||
| 47 | 2 | 1 | 32.38 | ||||
| 48 | 2 | 0 | 33.85 | ||||
| 49 | 1 | 5 | 34.48 | ||||
| 50 | 1 | 4 | 34.60 | ||||
| 51 | 2 | 9 | 34.90 | ||||
| 1 | 3 | ||||||
| 2 | 7 |
The semifinals were held at 18:12.[4]
| Rank | Lane | Name | Nationality | Time | Notes | |
|---|---|---|---|---|---|---|
| 1 | 5 | 27.71 | Q, NR | |||
| 2 | 4 | 27.87 | Q | |||
| 3 | 3 | 27.93 | Q | |||
| 4 | 6 | 28.02 | Q | |||
| 5 | 2 | 28.25 | ||||
| 6 | 1 | 28.29 | ||||
| 7 | 7 | 28.33 | NR | |||
| 8 | 8 | 28.61 | NR |
| Rank | Lane | Name | Nationality | Time | Notes | |
|---|---|---|---|---|---|---|
| 1 | 4 | 27.40 | Q | |||
| 2 | 5 | 27.70 | Q, NR | |||
| 3 | 3 | 27.89 | Q | |||
| 4 | 6 | 28.05 | Q | |||
| 5 | 7 | 28.20 | NR | |||
| 6 | 2 | 28.25 | ||||
| 7 | 8 | 28.35 | ||||
| 8 | 1 | 28.60 |
The final was held at 19:14.[5]
| Rank | Lane | Name | Nationality | Time | Notes | |
|---|---|---|---|---|---|---|
| 6 | 27.29 | |||||
| 4 | 27.39 | |||||
| 5 | 27.53 | NR | ||||
| 4 | 2 | 27.83 | ||||
| 5 | 3 | 27.93 | ||||
| 6 | 8 | 27.96 | ||||
| 7 | 7 | 28.05 | ||||
| 8 | 1 | 28.33 |