2012 FINA World Swimming Championships (25 m) – Women's 50 metre freestyle
The women's 50 metre freestyle event at the 11th FINA World Swimming Championships took place 15 - 16 December 2012 at the Sinan Erdem Dome.
Records
Prior to this competition, the existing world and championship records were as follows.| Name | Nation | Time | Location | Date | |
| World record Championship record | Marleen Veldhuis | 23.25 | Manchester | 13 April 2008 |
No new records were set during this competition.
Results
Heats
| Rank | Heat | Lane | Name | Time | Notes |
| 1 | 11 | 4 | 24.27 | Q | |
| 2 | 12 | 4 | 24.41 | Q | |
| 3 | 12 | 7 | 24.42 | Q | |
| 4 | 10 | 4 | 24.50 | Q | |
| 5 | 10 | 7 | 24.58 | Q | |
| 6 | 12 | 5 | 24.60 | Q | |
| 7 | 10 | 3 | 24.64 | Q | |
| 8 | 12 | 3 | 24.70 | Q | |
| 9 | 10 | 2 | 24.81 | Q | |
| 10 | 12 | 6 | 24.82 | Q | |
| 11 | 11 | 3 | 24.87 | Q | |
| 12 | 10 | 8 | 24.90 | Q | |
| 13 | 12 | 0 | 24.92 | Q | |
| 14 | 2 | 4 | 24.95 | Q | |
| 15 | 10 | 6 | 24.97 | Q | |
| 16 | 12 | 2 | 25.00 | Q | |
| 17 | 11 | 2 | 25.01 | ||
| 18 | 10 | 1 | 25.09 | ||
| 19 | 12 | 1 | 25.16 | ||
| 20 | 10 | 9 | 25.18 | ||
| 20 | 11 | 7 | 25.18 | ||
| 22 | 10 | 5 | 25.20 | ||
| 23 | 9 | 6 | 25.26 | ||
| 24 | 11 | 0 | 25.30 | ||
| 25 | 1 | 7 | 25.32 | ||
| 26 | 9 | 4 | 25.33 | ||
| 27 | 9 | 3 | 25.41 | ||
| 28 | 11 | 6 | 25.43 | ||
| 29 | 9 | 8 | 25.45 | ||
| 30 | 11 | 8 | 25.53 | ||
| 31 | 9 | 7 | 25.54 | ||
| 32 | 11 | 9 | 25.75 | ||
| 33 | 9 | 5 | 25.78 | ||
| 34 | 12 | 9 | 25.80 | ||
| 35 | 9 | 2 | 25.82 | ||
| 36 | 8 | 2 | 25.95 | ||
| 37 | 6 | 4 | 26.26 | ||
| 37 | 9 | 1 | 26.26 | ||
| 39 | 9 | 0 | 26.30 | ||
| 39 | 10 | 0 | 26.30 | ||
| 41 | 8 | 0 | 26.37 | ||
| 42 | 7 | 6 | 26.48 | NR | |
| 43 | 7 | 9 | 26.54 | NR | |
| 44 | 6 | 3 | 26.61 | NR | |
| 45 | 8 | 3 | 26.64 | ||
| 46 | 8 | 9 | 26.65 | ||
| 47 | 8 | 6 | 26.68 | NR | |
| 48 | 9 | 9 | 26.73 | ||
| 49 | 8 | 5 | 26.89 | ||
| 50 | 8 | 8 | 26.94 | NR | |
| 51 | 5 | 4 | 27.05 | ||
| 51 | 7 | 4 | 27.05 | ||
| 53 | 8 | 4 | 27.07 | ||
| 54 | 7 | 8 | 27.15 | ||
| 55 | 7 | 3 | 27.22 | ||
| 56 | 7 | 5 | 27.24 | ||
| 57 | 6 | 0 | 27.25 | ||
| 58 | 5 | 2 | 27.29 | ||
| 59 | 5 | 6 | 27.32 | ||
| 60 | 7 | 2 | 27.40 | ||
| 61 | 7 | 7 | 27.41 | ||
| 62 | 6 | 5 | 27.52 | ||
| 63 | 2 | 2 | 27.65 | ||
| 64 | 6 | 8 | 27.72 | ||
| 65 | 7 | 0 | 27.75 | ||
| 66 | 7 | 1 | 27.86 | ||
| 67 | 6 | 6 | 27.89 | ||
| 68 | 5 | 3 | 28.08 | ||
| 69 | 6 | 1 | 28.14 | ||
| 70 | 5 | 5 | 28.22 | ||
| 70 | 5 | 8 | 28.22 | ||
| 72 | 6 | 2 | 28.45 | ||
| 73 | 2 | 3 | 28.46 | ||
| 74 | 6 | 7 | 28.47 | ||
| 75 | 6 | 9 | 28.74 | ||
| 76 | 5 | 7 | 28.88 | ||
| 77 | 2 | 7 | 29.06 | ||
| 78 | 4 | 0 | 29.22 | ||
| 79 | 2 | 6 | 29.34 | ||
| 79 | 3 | 9 | 29.34 | ||
| 81 | 4 | 5 | 29.50 | ||
| 82 | 1 | 2 | 29.58 | ||
| 83 | 5 | 1 | 29.60 | ||
| 84 | 2 | 8 | 29.77 | ||
| 85 | 4 | 6 | 29.84 | ||
| 86 | 4 | 9 | 29.85 | ||
| 87 | 4 | 2 | 29.98 | ||
| 88 | 4 | 1 | 30.02 | ||
| 89 | 4 | 8 | 30.11 | ||
| 90 | 5 | 0 | 30.16 | ||
| 91 | 1 | 1 | 30.28 | ||
| 92 | 4 | 4 | 30.47 | ||
| 93 | 3 | 3 | 30.50 | ||
| 94 | 3 | 5 | 30.58 | ||
| 95 | 4 | 7 | 30.62 | ||
| 96 | 3 | 4 | 30.71 | ||
| 97 | 3 | 6 | 31.67 | ||
| 98 | 5 | 9 | 31.72 | ||
| 99 | 3 | 0 | 31.76 | ||
| 100 | 2 | 9 | 31.93 | ||
| 101 | 3 | 2 | 31.96 | ||
| 102 | 1 | 5 | 32.80 | ||
| 103 | 3 | 1 | 33.52 | ||
| 104 | 3 | 7 | 33.54 | ||
| 105 | 2 | 0 | 38.45 | ||
| 106 | 2 | 5 | 39.65 | ||
| 107 | 1 | 3 | 41.15 | ||
| 108 | 1 | 6 | 50.63 | ||
| 2 | 1 | ||||
| 1 | 4 | ||||
| 3 | 8 | ||||
| 4 | 3 | ||||
| 8 | 1 | ||||
| 8 | 7 | ||||
| 11 | 1 | ||||
| 11 | 5 | ||||
| 12 | 8 |
Semifinals
| Rank | Heat | Lane | Name | Nationality | Time | Notes |
| 1 | 2 | 4 | Aleksandra Gerasimenya | 24.13 | Q | |
| 2 | 1 | 3 | Jeanette Ottesen | 24.25 | Q | |
| 3 | 1 | 5 | Britta Steffen | 24.27 | Q | |
| 4 | 1 | 4 | Francesca Halsall | 24.49 | Q | |
| 4 | 2 | 5 | Christine Magnuson | 24.49 | Q | |
| 6 | 2 | 6 | Marieke Guehrer | 24.50 | Q | |
| 7 | 2 | 3 | Flávia Cazziolato | 24.55 | Q | |
| 8 | 1 | 6 | Svetlana Kniaginina | 24.57 | Q | |
| 9 | 1 | 8 | Miki Uchida | 24.69 | NR | |
| 10 | 2 | 1 | Trudi Maree | 24.74 | ||
| 11 | 2 | 7 | Anna Santamans | 24.80 | ||
| 12 | 2 | 8 | Chantal van Landeghem | 24.81 | ||
| 12 | 2 | 2 | Daniela Schreiber | 24.81 | ||
| 14 | 1 | 2 | Hanna-Maria Seppälä | 24.87 | ||
| 15 | 1 | 1 | Chen Xinyi | 24.88 | ||
| 16 | 1 | 7 | Sally Foster | 24.97 |
Final
The final was held at 20:12.| Rank | Lane | Name | Nationality | Time | Notes |
| 4 | Aleksandra Gerasimenya | BLR | 23.64 | NR | |
| 6 | Francesca Halsall | GBR | 23.87 | ||
| 5 | Jeanette Ottesen | DEN | 24.00 | NR | |
| 4 | 3 | Britta Steffen | GER | 24.04 | |
| 5 | 7 | Marieke Guehrer | AUS | 24.36 | |
| 6 | 2 | Christine Magnuson | USA | 24.42 | |
| 7 | 8 | Svetlana Kniaginina | RUS | 24.58 | |
| 8 | 1 | Flávia Cazziolato | BRA | 24.83 |