The girls' 50 metre freestyle event at the 2010 Youth Olympic Games took place on August 19 and the final on August 20, at the Singapore Sports School.
| 25.40 | ||
| 25.40 | ||
| 25.61 |
| Rank | Lane | Name | Nationality | Time | Notes | |
|---|---|---|---|---|---|---|
| 1 | 5 | Madhawee Weerathunga | 29.71 | |||
| 2 | 4 | Zahra Pinto | 31.08 | |||
| 3 | 3 | Dahirou Zoubaydat | 45.22 |
| Rank | Lane | Name | Nationality | Time | Notes | |
|---|---|---|---|---|---|---|
| 1 | 4 | Zeineb Khalfallah | 27.19 | |||
| 2 | 3 | Kathryn Millin | 28.50 | |||
| 3 | 6 | Mercedes Milner | 28.93 | |||
| 4 | 5 | Maria Lopez | 29.93 | |||
| 5 | 2 | Ayesha Marie Noel | 30.96 | |||
| 6 | 7 | Angelika Ouedraogo | 36.29 |
| Rank | Lane | Name | Nationality | Time | Notes |
|---|---|---|---|---|---|
| 1 | 3 | Bria Deveaux | 28.27 | ||
| 2 | 6 | Fabiola Espinoza | 28.90 | ||
| 3 | 5 | Celeste Brown | 29.40 | ||
| 4 | 2 | Mariam Foum | 30.51 | ||
| 5 | 1 | Reni Jani | 30.99 | ||
| 6 | 8 | Hagar Kabua | 33.82 | ||
| 7 | 7 | Marie Claudine Iradukunda | 39.62 | ||
| 8 | 4 | Josephine Blamo | 1:02.67 | ||
| Rank | Lane | Name | Nationality | Time | Notes |
|---|---|---|---|---|---|
| 1 | 4 | Sylvia Tanya Atieno Brunlehna | 28.55 | ||
| 2 | 5 | Sabine Hazboun | 29.44 | ||
| 3 | 3 | Maria Gibbons | 31.43 | ||
| 4 | 8 | Zeynab Ba | 31.85 | ||
| 5 | 6 | Jennet Saryyeva | 32.27 | ||
| 6 | 7 | Rayleen David | 32.32 | ||
| 7 | 2 | Aminath Shajan | 32.81 | ||
| 8 | 1 | Yanet Gebremedhin | 34.84 | ||
| Rank | Lane | Name | Nationality | Time | Notes |
|---|---|---|---|---|---|
| 1 | 3 | Maria Lopez Nery Huerta | 27.98 | ||
| 2 | 5 | Bayan Jumah | 28.18 | ||
| 3 | 4 | Amel Melih | 28.23 | ||
| 4 | 8 | Amanda Jia Xin Liew | 28.25 | ||
| 5 | 2 | Karlene Theodora | 28.36 | ||
| 6 | 1 | Dayana Castro | 28.60 | ||
| 7 | 6 | Siona Huxley | 28.81 | ||
| 8 | 7 | Rohane Crichton | 31.74 | ||
| Rank | Lane | Name | Nationality | Time | Notes |
|---|---|---|---|---|---|
| 1 | 5 | Gabriela Ņikitina | 27.10 | ||
| 2 | 7 | Karen Sif Vilhjalmsdotter | 27.55 | ||
| 3 | 2 | Diana Chang | 27.65 | ||
| 4 | 3 | Kiera Janzen | 27.93 | ||
| 5 | 8 | Hristina Muncheva | 27.97 | ||
| 6 | 6 | Tiana Tasevska | 28.11 | ||
| 7 | 4 | Maria Carolina da Costa Rosa | 28.38 | ||
| 1 | Yulduz Kuchkarova | DSQ | |||
| Rank | Lane | Name | Nationality | Time | Notes | |
|---|---|---|---|---|---|---|
| 1 | 5 | Anna Santamans | 25.74 | Q | ||
| 2 | 4 | Emma McKeon | 25.85 | Q | ||
| 3 | 3 | Manon Minneboo | 26.44 | Q | ||
| 4 | 2 | Lotta Nevalainen | 26.85 | Q | ||
| 5 | 6 | Yu Wai Tang | 26.92 | Q | ||
| 6 | 7 | Isabella Arcila | 27.04 | Q | ||
| 7 | 1 | Ana de Pinho Rodrigues | 27.20 | |||
| 8 | 8 | Katarina Simonović | 27.23 |
| Rank | Lane | Name | Nationality | Time | Notes | |
|---|---|---|---|---|---|---|
| 1 | 4 | Alessandra Marchioro | 26.34 | Q | ||
| 2 | 5 | Lovisa Eriksson | 26.41 | Q | ||
| 3 | 7 | Ingibjorg Kristin Jonsdottir | 26.87 | Q | ||
| 4 | 2 | Lauren Earp | 26.96 | Q | ||
| 5 | 1 | Chinyere Pigot | 27.00 | Q | ||
| 6 | 3 | Lina Rathsack | 27.07 | Q | ||
| 7 | 6 | Katriin Kersa | 27.20 | |||
| 8 | 8 | Natalia Pawlaczek | 27.42 |
| Rank | Lane | Name | Nationality | Time | Notes | |
|---|---|---|---|---|---|---|
| 1 | 4 | Tang Yi | 26.00 | Q | ||
| 2 | 5 | Carolina Bergamaschi | 26.35 | Q | ||
| 3 | 3 | Amanda Lim | 26.61 | Q | ||
| 4 | 2 | Nicol Samsonyk | 26.91 | Q | ||
| 5 | 7 | Jasmine Alkhaldi | 27.10 | |||
| 7 | 8 | Sarah Rolko | 27.45 | |||
| 1 | Aksana Dziamidava | DNS | ||||
| 6 | Sarah Wegria | DNS |
| Rank | Lane | Name | Nationality | Time | Notes | |
|---|---|---|---|---|---|---|
| 1 | 4 | Emma McKeon | 25.60 | Q | ||
| 2 | 5 | Alessandra Marchioro | 25.85 | Q | ||
| 3 | 6 | Amanda Lim | 26.14 | Q | ||
| 4 | 3 | Lovisa Eriksson | 26.32 | Q | ||
| 5 | 2 | Ingibjorg Kristin Jonsdottir | 26.47 | |||
| 6 | 7 | Yu Wai Tang | 26.64 | |||
| 7 | 1 | Chinyere Pigot | 26.69 | |||
| 8 | 8 | Lina Rathsack | 26.76 |
| Rank | Lane | Name | Nationality | Time | Notes | |
|---|---|---|---|---|---|---|
| 1 | 4 | Anna Santamans | 25.48 | Q | ||
| 2 | 5 | Tang Yi | 25.68 | Q | ||
| 3 | 3 | Carolina Bergamaschi | 26.13 | Q | ||
| 4 | 6 | Manon Minneboo | 26.25 | Q | ||
| 5 | 2 | Lotta Nevalainen | 26.60 | |||
| 6 | 1 | Lauren Earp | 26.62 | |||
| 7 | 7 | Nicol Samsonyk | 27.01 | |||
| 8 | 8 | Isabella Arcila | 29.77 |
| Rank | Lane | Name | Nationality | Time | Notes | |
|---|---|---|---|---|---|---|
| 3 | Tang Yi | 25.40 | ||||
| 4 | Anna Santamans | 25.40 | ||||
| 5 | Emma McKeon | 25.61 | ||||
| 4 | 6 | Alessandra Marchioro | 25.92 | |||
| 5 | 8 | Lovisa Eriksson | 25.96 | |||
| 6 | 7 | Amanda Lim | 26.05 | |||
| 7 | 2 | Carolina Bergamaschi | 26.24 | |||
| 8 | 1 | Manon Minneboo | 26.35 |