Swimming at the 2013 World Aquatics Championships – Women's 50 metre freestyle
The women's 50 metre freestyle event in swimming at the 2013 World Aquatics Championships took place on 3–4 August at the Palau Sant Jordi in Barcelona, Spain.
Records
Prior to this competition, the existing world and championship records were:Results
Heats
The heats were held at 10:00.| Rank | Heat | Lane | Name | Nationality | Time | Notes |
| 1 | 8 | 4 | Cate Campbell | 24.27 | Q | |
| 2 | 7 | 4 | Francesca Halsall | 24.60 | Q | |
| 3 | 8 | 5 | Bronte Campbell | 24.65 | Q | |
| 4 | 9 | 4 | Ranomi Kromowidjojo | 24.68 | Q | |
| 5 | 9 | 5 | Dorothea Brandt | 24.78 | Q | |
| 6 | 7 | 7 | Chantal van Landeghem | 24.89 | Q | |
| 7 | 7 | 6 | Simone Manuel | 24.93 | Q | |
| 8 | 9 | 3 | Sarah Sjöström | 24.99 | Q | |
| 9 | 9 | 6 | Natalie Coughlin | 25.00 | Q | |
| 10 | 9 | 7 | Victoria Poon | 25.01 | Q | |
| 10 | 9 | 8 | Aleksandra Urbańczyk | 25.01 | Q, NR | |
| 12 | 8 | 3 | Jeanette Ottesen | 25.04 | Q | |
| 13 | 7 | 5 | 25.15 | Q | ||
| 14 | 8 | 6 | Femke Heemskerk | 25.19 | Q | |
| 15 | 9 | 9 | Hanna-Maria Seppälä | 25.20 | Q | |
| 16 | 8 | 8 | Pernille Blume | 25.23 | Q | |
| 17 | 7 | 8 | Silvia di Pietro | 25.24 | ||
| 18 | 9 | 2 | Graciele Herrmann | 25.32 | ||
| 19 | 7 | 3 | Amy Smith | 25.37 | ||
| 20 | 6 | 5 | Liliana Ibáñez | 25.51 | NR | |
| 21 | 8 | 9 | Yuliya Khitraya | 25.56 | ||
| 22 | 7 | 2 | Svetlana Kniaginina | 25.59 | ||
| 23 | 6 | 7 | Miroslava Najdanovski | 25.63 | ||
| 24 | 9 | 1 | Alessandra Marchioro | 25.68 | ||
| 25 | 9 | 0 | Yayoi Matsumoto | 25.69 | ||
| 26 | 8 | 7 | Tang Yi | 25.72 | ||
| 27 | 7 | 9 | Julie Meynen | 25.74 | ||
| 28 | 5 | 5 | Chinyere Pigot | 25.83 | NR | |
| 29 | 6 | 6 | Amanda Lim | 25.86 | ||
| 30 | 7 | 1 | Yin Fan | 25.87 | ||
| 30 | 8 | 2 | Theodora Drakou | 25.87 | ||
| 32 | 6 | 8 | Ingibjörg Jónsdóttir | 25.88 | ||
| 33 | 8 | 0 | Trudi Maree | 26.02 | ||
| 34 | 6 | 2 | Susann Bjørnsen | 26.09 | ||
| 35 | 6 | 0 | Carolina Colorado | 26.18 | ||
| 36 | 6 | 1 | Elmira Aigaliyeva | 26.22 | ||
| 37 | 8 | 1 | Daniela Schreiber | 26.24 | ||
| 38 | 5 | 7 | Allyson Ponson | 26.27 | ||
| 39 | 5 | 4 | Gabriela Ņikitina | 26.31 | ||
| 40 | 5 | 6 | Lei On Kei | 26.33 | ||
| 41 | 5 | 3 | Yamilé Bahamonde | 26.46 | ||
| 42 | 6 | 3 | Sabina Dostálová | 26.57 | ||
| 43 | 5 | 9 | Karen Torrez | 26.69 | ||
| 44 | 4 | 5 | Sylvia Brunlehner | 26.73 | NR | |
| 45 | 5 | 8 | Rebecca Heyliger | 26.86 | ||
| 46 | 5 | 2 | Anastasia Bogdanovski | 26.93 | ||
| 47 | 4 | 4 | Bayan Jumah | 26.94 | NR | |
| 48 | 4 | 7 | Faye Sultan | 27.25 | NR | |
| 49 | 5 | 1 | Karen Riveros | 27.36 | ||
| 50 | 4 | 3 | Monika Vasilyan | 27.50 | ||
| 51 | 4 | 6 | Kimiko Raheem | 27.87 | ||
| 52 | 3 | 8 | Ophelia Swayne | 28.10 | ||
| 53 | 4 | 9 | Pilar Shimizu | 28.14 | ||
| 54 | 4 | 8 | Irene Prescott | 28.19 | ||
| 55 | 6 | 9 | Sabine Hazboun | 28.29 | ||
| 56 | 4 | 2 | Mónica Ramírez | 28.35 | ||
| 57 | 3 | 4 | Brittany van Lange | 28.46 | ||
| 58 | 4 | 1 | Anxhela Kashari | 28.48 | ||
| 59 | 3 | 1 | Felicity Passon | 28.62 | ||
| 60 | 3 | 9 | Yara Lima | 28.69 | ||
| 61 | 3 | 6 | Tiara Shahril | 28.74 | ||
| 62 | 4 | 0 | Tilka Paljk | 29.05 | ||
| 63 | 2 | 1 | Colleen Furgeson | 29.09 | ||
| 64 | 3 | 7 | Deandra van der Colff | 29.27 | ||
| 65 | 1 | 9 | Merjen Saryyeva | 29.63 | NR | |
| 66 | 3 | 3 | Mariam Foum | 29.86 | ||
| 67 | 3 | 0 | Sameera Al-Bitar | 29.88 | ||
| 68 | 3 | 2 | Khadidiatou Dieng | 29.89 | ||
| 69 | 2 | 7 | Rachel Wall | 30.14 | ||
| 70 | 2 | 8 | Sofia Shah | 30.16 | ||
| 71 | 2 | 5 | Dirngulbai Misech | 30.22 | ||
| 72 | 2 | 2 | Alphonsine Agahozo | 30.66 | ||
| 73 | 2 | 6 | Angel de Jesus | 31.01 | ||
| 74 | 2 | 3 | Hemthon Vitiny | 31.05 | ||
| 75 | 2 | 4 | Aminath Shajan | 31.52 | ||
| 76 | 2 | 0 | Angelika Ouedraogo | 31.68 | ||
| 77 | 1 | 4 | Karina Klimyk | 32.42 | ||
| 78 | 2 | 9 | Danisha Paul | 34.29 | ||
| 79 | 1 | 7 | Haoua Sangare | 34.49 | ||
| 80 | 1 | 3 | Elsie Uwamahoro | 34.80 | ||
| 81 | 1 | 6 | Mhasin El Nour Fadlalla | 36.20 | ||
| 82 | 1 | 2 | Nazlati Mohamed Andhumdine | 38.45 | ||
| 83 | 1 | 0 | Charmel Sogbadji | 42.13 | ||
| 1 | 8 | Alexandra Wilman | ||||
| 1 | 5 | Stephane Sangala | ||||
| 1 | 1 | Adzo Kpossi | ||||
| 3 | 5 | Khahliso Mpeta | ||||
| 5 | 0 | Miriam Corsini | ||||
| 6 | 4 | Farida Osman | ||||
| 7 | 0 | Rūta Meilutytė |
Semifinals
The semifinals were held at 18:58.Semifinal 1
Semifinal 2
Final
The final was held at 18:32.| Rank | Lane | Name | Nationality | Time | Notes |
| 5 | Ranomi Kromowidjojo | 24.05 | WL | ||
| 4 | Cate Campbell | 24.14 | |||
| 6 | Francesca Halsall | 24.30 | |||
| 4 | 7 | Sarah Sjöström | 24.45 | ||
| 5 | 2 | Bronte Campbell | 24.66 | ||
| 5 | 3 | Jeanette Ottesen | 24.66 | ||
| 7 | 8 | Simone Manuel | 24.80 | ||
| 8 | 1 | Dorothea Brandt | 24.81 |