# Swimming at the 2014 Summer Youth Olympics – Girls' 100 metre butterfly

The girls' 100 metre butterfly event in swimming at the 2014 Summer Youth Olympics took place on 21–22 August at the Nanjing Olympic Sports Centre in Nanjing, China.

## Results
### Heats

The heats were held at 10:23.
| Rank | Heat | Lane | Name | Nationality | Time | Notes |
| 1 | 4 | 4 | Liliána Szilágyi | Hungary | 58.91 | Q |
| 2 | 2 | 4 | Zhang Yufei | China | 59.13 | Q |
| 3 | 4 | 3 | Claudia Tarzia | Italy | 1:00.08 | Q |
| 4 | 3 | 4 | Brianna Throssell | Australia | 1:00.54 | Q |
| 5 | 4 | 6 | Elise Olsen | Norway | 1:00.63 | Q |
| 6 | 4 | 5 | Charlotte Atkinson | Great Britain | 1:00.72 | Q |
| 7 | 3 | 5 | Park Jin-young | South Korea | 1:00.80 | Q |
| 8 | 2 | 3 | Svenja Stoffel | Switzerland | 1:01.03 | Q |
| 9 | 2 | 5 | Lucie Svěcená | Czech Republic | 1:01.11 | Q |
| 10 | 2 | 2 | Jurina Shiga | Japan | 1:01.19 | Q |
| 11 | 4 | 7 | Nida Eliz Üstündağ | Turkey | 1:01.33 | Q |
| 12 | 2 | 1 | Meghan Small | United States | 1:01.39 | Q |
| 13 | 2 | 6 | Danielle Hanus | Canada | 1:01.44 | Q |
| 14 | 3 | 3 | Giovanna Diamante | Brazil | 1:01.63 | Q |
| 15 | 4 | 2 | Danika Huizinga | Canada | 1:01.75 | Q |
| 16 | 4 | 1 | Claudia Hufnagl | Austria | 1:02.04 | Q |
| 17 | 3 | 2 | Sara Vanleynseele | Belgium | 1:02.24 | |
| 18 | 2 | 7 | Camille Wishaupt | France | 1:02.66 | |
| 19 | 3 | 7 | Yap Siew Hui | Malaysia | 1:02.96 | |
| 20 | 3 | 1 | Marina Chan | Singapore | 1:03.22 | |
| 21 | 3 | 8 | Jannah Sonnenschein | Mozambique | 1:03.81 | |
| 22 | 2 | 8 | Mariam Sakr | Egypt | 1:04.05 | |
| 23 | 1 | 4 | Elodie Cheong | Mauritius | 1:04.42 | |
| 24 | 1 | 3 | Natalia Jaspeado | Mexico | 1:04.54 | |
| 25 | 4 | 8 | Dorian Taylor | Dominican Republic | 1:04.71 | |
| 26 | 1 | 5 | Robyn Lee | Zimbabwe | 1:05.69 | |
| 27 | 3 | 6 | Nastja Govejšek | Slovenia | 1:06.08 | |
| 28 | 1 | 6 | Zabrina Holder | Barbados | 1:06.16 | |
| 29 | 1 | 2 | Bobbi Gichard | New Zealand | 1:06.65 | |
| 30 | 1 | 7 | Dirngulbai Misech | Palau | 1:18.33 | |

### Semifinals

The semifinals were held at 18:11.
| Rank | Heat | Lane | Name | Nationality | Time | Notes |
| 1 | 2 | 4 | Liliána Szilágyi | Hungary | 58.50 | Q |
| 2 | 1 | 4 | Zhang Yufei | China | 58.78 | Q |
| 3 | 1 | 5 | Brianna Throssell | Australia | 59.89 | Q |
| 4 | 2 | 6 | Park Jin-young | South Korea | 1:00.02 | Q |
| 5 | 2 | 5 | Claudia Tarzia | Italy | 1:00.26 | Q |
| 6 | 1 | 3 | Charlotte Atkinson | Great Britain | 1:00.27 | Q |
| 7 | 2 | 2 | Lucie Svěcená | Czech Republic | 1:00.33 | Q |
| 8 | 2 | 3 | Elise Olsen | Norway | 1:00.41 | Q |
| 9 | 1 | 6 | Svenja Stoffel | Switzerland | 1:00.68 | |
| 10 | 2 | 1 | Giovanna Diamante | Brazil | 1:00.77 | |
| 11 | 1 | 2 | Jurina Shiga | Japan | 1:01.30 | |
| 12 | 2 | 7 | Nida Eliz Üstündağ | Turkey | 1:01.31 | |
| 13 | 1 | 1 | Danika Huizinga | Canada | 1:01.43 | |
| 14 | 1 | 7 | Meghan Small | United States | 1:02.13 | |
| 15 | 1 | 8 | Sara Vanleynseele | Belgium | 1:02.39 | |
| 16 | 2 | 8 | Claudia Hufnagl | Austria | 1:02.87 | |

### Final

The final was held at 18:09.
| Rank | Lane | Name | Nationality | Time |
| | 4 | Liliána Szilágyi | Hungary | 57.67 |
| | 5 | Zhang Yufei | China | 57.95 |
| | 3 | Brianna Throssell | Australia | 59.12 |
| 4 | 2 | Claudia Tarzia | Italy | 59.38 |
| 5 | 6 | Park Jin-young | South Korea | 59.94 |
| 6 | 1 | Lucie Svěcená | Czech Republic | 1:00.18 |
| 7 | 8 | Elise Olsen | Norway | 1:00.23 |
| 8 | 7 | Charlotte Atkinson | Great Britain | 1:00.61 |