Swimming at the 2018 Summer Youth Olympics – Girls' 200 metre freestyle
The girls' 200 metre freestyle event at the 2018 Summer Youth Olympics took place on 10 October at the Natatorium in Buenos Aires, Argentina.
Results
Heats
The heats were started at 10:41.| Rank | Heat | Lane | Name | Nationality | Time | Notes |
| 1 | 4 | 4 | Ajna Késely | 1:59.52 | Q | |
| 2 | 4 | 3 | Julia Mrozinski | 2:00.00 | Q | |
| 3 | 5 | 4 | Yang Junxuan | 2:00.43 | Q | |
| 4 | 5 | 5 | Barbora Seemanová | 2:00.44 | Q | |
| 5 | 3 | 5 | Rafaela Raurich | 2:00.73 | Q | |
| 6 | 4 | 5 | Nagisa Ikemoto | 2:01.18 | Q | |
| 7 | 5 | 7 | Marlene Kahler | 2:01.43 | Q | |
| 8 | 5 | 2 | Nicole Oliva | 2:02.08 | Q | |
| 9 | 5 | 1 | Erika Fairweather | 2:02.32 | ||
| 10 | 5 | 6 | Abbey Webb | 2:02.48 | ||
| 11 | 3 | 2 | Snæfríður Sól Jórunnardóttir | 2:02.51 | ||
| 12 | 3 | 6 | Kyla Leibel | 2:02.69 | ||
| 13 | 4 | 1 | Christie Chue | 2:02.72 | ||
| 14 | 4 | 7 | Duné Coetzee | 2:02.83 | ||
| 15 | 4 | 6 | Petra Barócsai | 2:02.87 | ||
| 16 | 5 | 3 | Aleksandra Knop | 2:03.25 | ||
| 17 | 2 | 4 | Ieva Maļuka | 2:03.72 | ||
| 18 | 3 | 3 | Tinky Ho | 2:03.81 | ||
| 19 | 3 | 1 | Kaitlynn Sims | 2:04.23 | ||
| 20 | 4 | 2 | Aleksa Gold | 2:04.27 | ||
| 21 | 3 | 7 | Celine Rieder | 2:04.48 | ||
| 22 | 2 | 1 | Samantha Bello | 2:04.95 | ||
| 23 | 3 | 4 | Michaela Ryan | 2:04.95 | ||
| 24 | 2 | 3 | Andrea Galisteo | 2:05.06 | ||
| 25 | 2 | 5 | Kate Beavon | 2:05.88 | ||
| 26 | 4 | 8 | Elizaveta Klevanovich | 2:06.08 | ||
| 27 | 2 | 6 | Nea-Amanda Heinola | 2:06.78 | ||
| 28 | 3 | 8 | Ana Vieira | 2:06.78 | ||
| 29 | 1 | 4 | Inés Marín | 2:07.53 | ||
| 30 | 2 | 2 | Fatima Alkaramova | 2:08.99 | ||
| 31 | 2 | 8 | Alexandra Frazão | 2:09.22 | ||
| 32 | 1 | 5 | Majda Chebaraka | 2:10.39 | ||
| 33 | 1 | 3 | Sonia Tumiotto | 2:12.05 | ||
| 34 | 1 | 6 | Natalia Kuipers | 2:15.17 | ||
| 2 | 7 | Anicka Delgado | ||||
| 5 | 8 | Leoni Richter |
Final
The final was held at 19:10.| Rank | Lane | Name | Nationality | Time | Notes |
| 4 | Ajna Késely | 1:57.88 | |||
| 3 | Yang Junxuan | 1:58.05 | |||
| 6 | Barbora Seemanová | 1:58.25 | |||
| 4 | 5 | Julia Mrozinski | 1:58.84 | ||
| 5 | 7 | Nagisa Ikemoto | 1:59.89 | ||
| 6 | 2 | Rafaela Raurich | 2:01.81 | ||
| 7 | 8 | Nicole Oliva | 2:02.13 | ||
| 8 | 1 | Marlene Kahler | 2:02.57 |