| Event: | Women's 50 metre butterfly |
| Games: | 2010 Asian Games |
| Venue: | Aoti Aquatics Centre |
| Date: | 18 November 2010 |
| Competitors: | 18 |
| Nations: | 12 |
| Win Value: | 26.10 |
| Gold: | Tao Li |
| Goldnoc: | SIN |
| Silver: | Yuka Kato |
| Silvernoc: | JPN |
| Bronze: | Lu Ying |
| Bronzenoc: | CHN |
| Prev: | 2006 |
| Next: | 2014 |
See main article: Swimming at the 2010 Asian Games.
The women's 50 metre butterfly event at the 2010 Asian Games took place on 18 November 2010 at Guangzhou Aoti Aquatics Centre.
There were 18 competitors from 12 countries who took part in this event. Three heats were held, the heat in which a swimmer competed did not formally matter for advancement, as the swimmers with the top eight times from the entire field qualified for the finals.
Defending champion Tao Li from Singapore won the gold medal again, Japanese swimmer Yuka Kato won the silver medal, Chinese swimmer Lu Ying won the bronze medal.
All times are China Standard Time
| width=220 | Date | width=50 | Time | width=100 | Event |
|---|---|---|---|---|---|
| Thursday, 18 November 2010 | 09:37 | Heats | |||
| 18:41 | Final |
| width=40 | Rank | width=40 | Heat | width=250 | Athlete | width=80 | Time | width=50 | Notes |
|---|---|---|---|---|---|---|---|---|---|
| 1 | 1 | 26.52 | |||||||
| 1 | 3 | 26.52 | = | ||||||
| 3 | 2 | 26.59 | |||||||
| 4 | 3 | 26.66 | |||||||
| 5 | 1 | 27.19 | |||||||
| 6 | 2 | 27.25 | |||||||
| 7 | 3 | 27.61 | |||||||
| 8 | 1 | 27.84 | |||||||
| 9 | 1 | 28.42 | |||||||
| 10 | 1 | 28.84 | |||||||
| 11 | 2 | 28.88 | |||||||
| 12 | 3 | 28.93 | |||||||
| 13 | 2 | 29.00 | |||||||
| 14 | 3 | 29.50 | |||||||
| 15 | 2 | 29.66 | |||||||
| 16 | 2 | 30.47 | |||||||
| 17 | 1 | 31.51 | |||||||
| 18 | 3 | 34.26 |
| width=40 | Rank | width=250 | Athlete | width=80 | Time | width=50 | Notes |
|---|---|---|---|---|---|---|---|
| 26.10 | |||||||
| 26.27 | |||||||
| 26.29 | |||||||
| 4 | 26.55 | ||||||
| 5 | 26.91 | ||||||
| 6 | 26.97 | ||||||
| 7 | 27.72 | ||||||
| 8 | 27.93 |