# Swimming at the 2018 Summer Youth Olympics – Girls' 50 metre freestyle

The girls' 50 metre freestyle event at the 2018 Summer Youth Olympics took place on 11 and 12 October at the Natatorium in Buenos Aires, Argentina.

## Results
### Heats

The heats were started on 11 October at 10:33.
| Rank | Heat | Lane | Name | Nationality | Time | Notes |
| 1 | 7 | 4 | Barbora Seemanová | Czech Republic | 25.44 | Q |
| 2 | 6 | 1 | Yang Junxuan | China | 25.65 | Q |
| 2 | 7 | 5 | Neža Klančar | Slovenia | 25.65 | Q |
| 4 | 7 | 3 | Kate Douglass | United States | 25.71 | Q |
| 5 | 5 | 3 | Mona McSharry | Ireland | 25.76 | Q |
| 6 | 5 | 4 | Mayuka Yamamoto | Japan | 25.80 | Q |
| 7 | 7 | 2 | Kalia Antoniou | Cyprus | 25.86 | Q |
| 8 | 6 | 5 | Elizaveta Klevanovich | Russia | 25.99 | Q |
| 8 | 6 | 6 | Abbey Webb | Australia | 25.99 | Q |
| 10 | 6 | 2 | Diana Petkova | Bulgaria | 26.00 | Q |
| 11 | 5 | 6 | Julieta Lema | Argentina | 26.02 | Q |
| 12 | 5 | 2 | Nea-Amanda Heinola | Finland | 26.08 | Q |
| 13 | 6 | 4 | Angelina Köhler | Germany | 26.15 | Q, WD |
| 14 | 7 | 6 | Kyla Leibel | Canada | 26.19 | Q |
| 15 | 6 | 3 | Kornelia Fiedkiewicz | Poland | 26.21 | Q |
| 16 | 5 | 1 | Elinah Phillip | British Virgin Islands | 26.22 | Q |
| 17 | 7 | 1 | Alena Semizhon | Belarus | 26.32 | Q |
| 18 | 7 | 7 | Nagisa Ikemoto | Japan | 26.52 | |
| 19 | 7 | 8 | Anicka Delgado | Ecuador | 26.78 | |
| 20 | 6 | 7 | Ieva Maļuka | Latvia | 26.80 | |
| 21 | 5 | 7 | Madelyn Moore | Bermuda | 26.81 | |
| 22 | 4 | 8 | Christie Chue | Singapore | 26.83 | |
| 23 | 4 | 1 | Tayde Sansores | Mexico | 27.01 | |
| 24 | 5 | 5 | Karolina Jurczyk | Poland | 27.07 | |
| 25 | 4 | 7 | Tamara Potocká | Slovakia | 27.10 | |
| 26 | 4 | 2 | Enjy Mohamed Abouzaid | Egypt | 27.12 | |
| 27 | 5 | 8 | Natalya Kritinina | Uzbekistan | 27.13 | |
| 28 | 3 | 4 | Inés Marín | Chile | 27.16 | |
| 28 | 4 | 3 | Sara Junevik | Sweden | 27.16 | |
| 30 | 6 | 8 | Arina Baikova | Latvia | 27.22 | |
| 31 | 4 | 6 | Snæfríður Sól Jórunnardóttir | Iceland | 27.34 | |
| 32 | 4 | 5 | Mariel Mencía | Dominican Republic | 27.37 | |
| 33 | 4 | 4 | Emily MacDonald | Jamaica | 27.51 | |
| 34 | 3 | 3 | Maria Perez Garcia | Luxembourg | 27.57 | |
| 35 | 3 | 5 | Samantha Roberts | Antigua and Barbuda | 28.26 | |
| 36 | 3 | 6 | Mia Phiri | Zambia | 28.28 | |
| 37 | 3 | 1 | Jadyn George | Guyana | 29.15 | |
| 38 | 3 | 7 | Melisa Zhdrella | Kosovo | 29.41 | |
| 39 | 3 | 8 | Ashley Chai | Brunei | 29.52 | |
| 40 | 3 | 2 | Lara Al Yafei | Oman | 29.59 | |
| 41 | 2 | 4 | Margie Winter | Federated States of Micronesia | 29.80 | |
| 42 | 1 | 7 | Anastasiya Tyurina | Tajikistan | 29.92 | |
| 43 | 2 | 3 | Ramatoulaye Kamara | Senegal | 30.34 | |
| 44 | 2 | 5 | Royline Akiwo | Palau | 31.27 | |
| 45 | 1 | 4 | Mera Abushammaleh | Palestine | 31.78 | |
| 46 | 1 | 6 | Nafissath Radji | Benin | 31.93 | |
| 47 | 2 | 6 | Tayamika Chang'anamuno | Malawi | 32.12 | |
| 48 | 2 | 1 | Sompathana Chamberlain | Laos | 32.73 | |
| 49 | 2 | 7 | Kayla Hepler | Marshall Islands | 32.81 | |
| 50 | 2 | 2 | Ria Adams | Saint Vincent and the Grenadines | 33.26 | |
| 51 | 2 | 8 | Chloe Sauvourel | Central African Republic | 34.54 | |
| 52 | 1 | 2 | Rita Ekomba | Equatorial Guinea | 42.22 | |
| 53 | 1 | 3 | Gniene Sessouma | Burkina Faso | 42.29 | |
| | 1 | 5 | Maria Abdallah Attoumani | Comoros | DSQ | |

### Semifinals

The semifinals were started on 11 October at 18:32.
| Rank | Heat | Lane | Name | Nationality | Time | Notes |
| 1 | 2 | 4 | Barbora Seemanová | Czech Republic | 25.33 | Q |
| 2 | 2 | 3 | Mona McSharry | Ireland | 25.42 | Q |
| 3 | 1 | 4 | Yang Junxuan | China | 25.43 | Q |
| 4 | 2 | 5 | Neža Klančar | Slovenia | 25.47 | Q |
| 5 | 1 | 2 | Diana Petkova | Bulgaria | 25.53 | Q |
| 6 | 1 | 5 | Kate Douglass | United States | 25.57 | Q |
| 7 | 1 | 3 | Mayuka Yamamoto | Japan | 25.62 | Q |
| 8 | 1 | 6 | Elizaveta Klevanovich | Russia | 25.74 | Q |
| 9 | 1 | 1 | Kornelia Fiedkiewicz | Poland | 25.76 | |
| 10 | 2 | 1 | Kyla Leibel | Canada | 25.77 | |
| 11 | 2 | 2 | Abbey Webb | Australia | 25.80 | |
| 12 | 2 | 6 | Kalia Antoniou | Cyprus | 25.95 | |
| 13 | 2 | 7 | Julieta Lema | Argentina | 25.99 | |
| 14 | 1 | 7 | Nea-Amanda Heinola | Finland | 26.49 | |
| 15 | 1 | 8 | Alena Semizhon | Belarus | 26.56 | |
| 15 | 2 | 8 | Elinah Phillip | British Virgin Islands | 26.56 | |

### Final

The final was held on 12 October at 18:00.
| Rank | Lane | Name | Nationality | Time |
| | 4 | Barbora Seemanová | Czech Republic | 25.14 |
| | 1 | Mayuka Yamamoto | Japan | 25.39 |
| | 3 | Yang Junxuan | China | 25.47 |
| | 6 | Neža Klančar | Slovenia | 25.47 |
| 5 | 5 | Mona McSharry | Ireland | 25.54 |
| 6 | 2 | Diana Petkova | Bulgaria | 25.56 |
| 7 | 7 | Kate Douglass | United States | 25.83 |
| 8 | 8 | Elizaveta Klevanovich | Russia | 26.05 |