| RK | LN | Name | Time | Gap | FINA | Q? |
|---|---|---|---|---|---|---|
| 1 | 4 | Ardelean Olivia Ameli (2016)Létavértes | 48.66 | - | 114 | |
| 2 | 5 | Farkas Emma (2015)NYSC | 51.24 | 02.58 | 97 | |
| 3 | 2 | Radvánszki Léna (2015)NYSC | 52.18 | 03.52 | 92 | |
| 4 | 3 | Kerepesi Zsanett (2014)NYSC | 57.68 | 09.02 | 68 | |
| 5 | 1 | Guba Bianka (2016)Létavértes | 58.80 | 10.14 | 64 | |
| 6 | 0 | Radu Bianca (2014)Crisul Oradea | 01:00.91 | 12.25 | 58 | |
| - | 7 | Petrovics Zsófia (2014)NYSC | DNS | |||
| - | 8 | Dumitru Anastasia (2016)Crisul Oradea | DNS | |||
| - | 6 | Szálku Mia Emma (2016)Létavértes | DNS |