# 2018 FINA World Swimming Championships (25 m) – Women's 50 metre freestyle

The Women's 50 metre freestyle competition of the 2018 FINA World Swimming Championships (25 m) was held on 15 and 16 December 2018 at the Hangzhou Olympic Sports Center.

## Records

Prior to the competition, the existing world and championship records were as follows.
| | Name | Nation | Time | Location | Date |
| World record | Ranomi Kromowidjojo | Netherlands | 22.93 | Berlin | 7 August 2017 |
| Championship record | Marleen Veldhuis | Netherlands | 23.25 | Manchester | 13 April 2008 |

## Results
### Heats

The heats were started on 15 December at 11:09.
| Rank | Heat | Lane | Name | Nationality | Time | Notes |
| 1 | 8 | 4 | Femke Heemskerk | Netherlands | 23.90 | Q |
| 2 | 9 | 5 | Mariia Kameneva | Russia | 23.93 | Q |
| 3 | 10 | 6 | Holly Barratt | Australia | 23.94 | Q |
| 4 | 9 | 3 | Etiene Medeiros | Brazil | 24.00 | Q |
| 5 | 10 | 4 | Ranomi Kromowidjojo | Netherlands | 24.07 | Q |
| 6 | 9 | 1 | Mallory Comerford | United States | 24.18 | Q |
| 6 | 10 | 3 | Anika Apostalon | Czech Republic | 24.18 | Q |
| 8 | 10 | 5 | Zhu Menghui | China | 24.20 | Q |
| 9 | 10 | 7 | Aya Sato | Japan | 24.23 | Q |
| 10 | 8 | 1 | Madison Kennedy | United States | 24.24 | Q |
| 11 | 8 | 6 | Wu Yue | China | 24.25 | Q |
| 12 | 10 | 1 | Melanie Henique | France | 24.31 | Q |
| 13 | 8 | 3 | Michelle Coleman | Sweden | 24.39 | Q |
| 14 | 8 | 2 | Erin Gallagher | South Africa | 24.41 | Q, AF |
| 15 | 10 | 2 | Lidón Muñoz | Spain | 24.60 | Q |
| 16 | 9 | 4 | Rozaliya Nasretdinova | Russia | 24.62 | Q |
| 17 | 9 | 6 | Mimosa Jallow | Finland | 24.65 | R |
| 18 | 9 | 7 | Barbora Seemanová | Czech Republic | 24.76 | R |
| 19 | 8 | 7 | Nastassia Karakouskaya | Belarus | 24.80 | |
| 20 | 10 | 0 | Isabella Arcila | Colombia | 24.83 | |
| 21 | 9 | 2 | Susann Bjørnsen | Norway | 24.87 | |
| 22 | 7 | 3 | Ko Miso | South Korea | 25.16 | |
| 22 | 8 | 9 | Diana Petkova | Bulgaria | 25.16 | |
| 24 | 9 | 9 | Jeserik Pinto | Venezuela | 25.17 | |
| 25 | 10 | 9 | Neža Klančar | Slovenia | 25.19 | |
| 26 | 9 | 0 | Sze Hang Yu | Hong Kong | 25.44 | |
| 27 | 8 | 8 | Selen Özbilen | Turkey | 25.46 | |
| 28 | 8 | 0 | Rebecca Moynihan | New Zealand | 25.51 | |
| 29 | 7 | 5 | Karen Torrez | Bolivia | 25.53 | |
| 30 | 10 | 8 | Gabriela Ņikitina | Latvia | 25.63 | |
| 31 | 7 | 4 | Ingibjörg Kristín Jónsdóttir | Iceland | 25.67 | |
| 32 | 7 | 6 | Barbora Mikuskova | Slovakia | 25.78 | |
| 32 | 9 | 8 | Rūta Meilutytė | Lithuania | 25.78 | |
| 34 | 7 | 8 | Lamija Medošević | Bosnia and Herzegovina | 25.80 | NR |
| 35 | 4 | 8 | Pak Mi-song | North Korea | 25.91 | |
| 36 | 7 | 2 | Francesca Falzon Young | Malta | 26.03 | NR |
| 37 | 7 | 0 | Bayan Jumah | Syria | 26.24 | NR |
| 38 | 6 | 3 | Ariel Weech | Bahamas | 26.28 | |
| 39 | 7 | 9 | Mariel Mencia | Dominican Republic | 26.40 | NR |
| 40 | 7 | 1 | Inés Remersaro | Uruguay | 26.41 | |
| 41 | 6 | 2 | Elisabeth Timmer | Aruba | 26.51 | |
| 42 | 7 | 7 | Yolani Julia Blake | Fiji | 26.54 | |
| 43 | 6 | 1 | Tonia Papapetrou | Cyprus | 26.57 | |
| 44 | 6 | 7 | Nikol Merizaj | Albania | 26.68 | NR |
| 45 | 6 | 8 | Varsenik Manucharyan | Armenia | 26.80 | |
| 46 | 6 | 4 | Jeanne Boutbien | Senegal | 26.81 | NR |
| 47 | 6 | 5 | Noura Mana | Morocco | 27.07 | |
| 48 | 1 | 7 | Savindi Jayaweera | Sri Lanka | 27.15 | |
| 49 | 4 | 0 | Arleigha Hall | Turks and Caicos Islands | 27.31 | |
| 50 | 6 | 0 | Mariam Imnadze | Georgia | 27.37 | |
| 51 | 2 | 3 | Enkhzul Khuyagbaatar | Mongolia | 27.44 | |
| 52 | 6 | 9 | Fjorda Shabani | Kosovo | 27.45 | |
| 53 | 3 | 5 | Olivia Fuller | Antigua and Barbuda | 27.58 | |
| 54 | 3 | 4 | Maayaa Ayawere | Ghana | 27.60 | |
| 55 | 4 | 1 | María Castillo | Panama | 27.73 | |
| 56 | 2 | 4 | Abiola Ogunbanwo | Nigeria | 27.83 | |
| 57 | 6 | 6 | Tan Chi Yan | Macau | 27.88 | |
| 58 | 5 | 8 | Daila Ismatul | Guatemala | 28.00 | |
| 59 | 5 | 3 | Colleen Furgeson | Marshall Islands | 28.32 | |
| 60 | 5 | 4 | Jamila Sanmoogan | Guyana | 28.33 | |
| 61 | 5 | 5 | Selina Katumba | Uganda | 28.42 | |
| 62 | 3 | 8 | Jannat Bique | Mozambique | 28.68 | |
| 63 | 2 | 0 | Andrea Schuster | Samoa | 28.81 | |
| 64 | 5 | 1 | Margie Winter | Federated States of Micronesia | 28.86 | |
| 65 | 5 | 9 | Georgia-Leigh Vele | Papua New Guinea | 28.89 | |
| 66 | 2 | 1 | Larissa Joassaint | Haiti | 28.91 | |
| 67 | 3 | 7 | Mary Al-Atrash | Palestine | 28.95 | |
| 68 | 1 | 4 | Noelani Day | Tonga | 29.04 | |
| 69 | 5 | 2 | Ammara Pinto | Malawi | 29.07 | |
| 70 | 2 | 8 | Anastasiya Tyurina | Tajikistan | 29.24 | |
| 71 | 5 | 6 | Samantha Rakotovelo | Madagascar | 29.39 | |
| 72 | 4 | 9 | Tisa Shakya | Nepal | 29.46 | |
| 73 | 1 | 5 | Anna-Sica Guerard | Togo | 29.55 | |
| 74 | 3 | 0 | Alaa Binrajab | Bahrain | 29.81 | |
| 75 | 3 | 9 | Daniela Costa | Angola | 29.90 | |
| 76 | 5 | 7 | Catarina Ferreira | Cape Verde | 29.97 | |
| 77 | 1 | 1 | Sonia Aktar | Bangladesh | 30.21 | |
| 78 | 4 | 5 | Nafissath Radji | Benin | 30.40 | |
| 79 | 4 | 3 | Senamile Dlamini | Eswatini | 30.88 | |
| 80 | 4 | 4 | Siri Arun Budcharern | Laos | 31.19 | |
| 81 | 5 | 0 | Kayla Temba | Tanzania | 31.37 | |
| 82 | 2 | 6 | San Bopha | Cambodia | 32.87 | |
| 83 | 4 | 2 | Wendy Charles | Solomon Islands | 34.16 | |
| 84 | 3 | 3 | Odrina Kaze | Burundi | 34.72 | |
| 85 | 2 | 5 | Haneen Ibrahim | Sudan | 34.86 | |
| 86 | 3 | 1 | Roukaya Mahamane | Niger | 34.91 | |
| 87 | 2 | 9 | Lina Selo | Ethiopia | 35.42 | |
| 88 | 4 | 7 | Safia Houssein Barkat | Djibouti | 35.77 | |
| 89 | 3 | 6 | Raaidah Aqeel | Pakistan | 36.15 | |
| 90 | 3 | 2 | Tity Dumbuya | Sierra Leone | 36.71 | |
| 91 | 1 | 2 | Gniene Faouzia Sessouma | Burkina Faso | 38.94 | |
| 92 | 1 | 3 | Ana Oafini | Timor-Leste | 41.11 | |
| 93 | 2 | 7 | Sainabou Sam | Gambia | 46.14 | |
| | 1 | 6 | Lucie Kouadio-Patinier | Ivory Coast | DNS | |
| | 2 | 2 | Fatoumata Samassékou | Mali | DNS | |
| | 4 | 6 | Chloe Sauvourel | Central African Republic | DNS | |
| | 8 | 5 | Larissa Oliveira | Brazil | DNS | |

### Semifinals

The semifinals were held on 15 December at 19:47.

#### Semifinal 1

| Rank | Lane | Name | Nationality | Time | Notes |
| 1 | 5 | Etiene Medeiros | Brazil | 23.82 | Q, =AM |
| 2 | 3 | Mallory Comerford | United States | 23.83 | Q |
| 3 | 4 | Maria Kameneva | Russia | 23.87 | Q |
| 4 | 6 | Zhu Menghui | China | 23.95 | Q, AS |
| 5 | 2 | Madison Kennedy | United States | 24.00 | Q |
| 6 | 7 | Melanie Henique | France | 24.14 | R |
| 7 | 1 | Erin Gallagher | South Africa | 24.38 | AF |
| 8 | 8 | Rozaliya Nasretdinova | Russia | 24.47 | |

#### Semifinal 2

| Rank | Lane | Name | Nationality | Time | Notes |
| 1 | 3 | Ranomi Kromowidjojo | Netherlands | 23.50 | Q |
| 2 | 4 | Femke Heemskerk | Netherlands | 23.75 | Q |
| 3 | 5 | Holly Barratt | Australia | 23.89 | Q |
| 4 | 1 | Michelle Coleman | Sweden | 24.21 | R |
| 5 | 2 | Aya Sato | Japan | 24.25 | |
| 6 | 6 | Anika Apostalon | Czech Republic | 24.30 | |
| 7 | 7 | Wu Yue | China | 24.33 | |
| 8 | 8 | Lidón Muñoz del Campo | Spain | 24.75 | |

### Final

The Final was held on 16 December at 19:33.
| Rank | Lane | Name | Nationality | Time | Notes |
| | 4 | Ranomi Kromowidjojo | Netherlands | 23.19 | CR |
| | 5 | Femke Heemskerk | Netherlands | 23.67 | |
| | 3 | Etiene Medeiros | Brazil | 23.76 | AM |
| 4 | 6 | Mallory Comerford | United States | 23.86 | |
| 5 | 7 | Holly Barratt | Australia | 23.92 | |
| 5 | 8 | Melanie Henique | France | 24.01 | |
| 7 | 2 | Maria Kameneva | Russia | 24.06 | |
| 8 | 1 | Madison Kennedy | United States | 24.11 | |