| RK | LN | Name | Time | Gap | FINA | Q? |
|---|---|---|---|---|---|---|
| 1 | 1 | Deák Kristóf (2014)FTC | 53.81 | - | 112 | |
| 2 | 8 | Gere-Farkas Botond (2015)BVSC-Zugló | 54.49 | 00.68 | 108 | |
| 3 | 2 | Piák Csaba Zalán (2014)Érdi Vízisport Kft | 54.57 | 00.76 | 107 | |
| 4 | 6 | Somogyi Sándor (2015)FTC | 54.94 | 01.13 | 105 | |
| 5 | 7 | Aranyi Dániel Zalán (2015)Debreceni Sportc. SI | 54.96 | 01.15 | 105 | |
| 6 | 3 | Dilingai Nimród (2013)Budapesti Honvéd SE | 55.57 | 01.76 | 101 | |
| 7 | 5 | Gelegonya Levente (2016)Budapesti Honvéd SE | 56.88 | 03.07 | 94 | |
| 8 | 4 | Tordai Dániel (2017)Kőbánya Sport Club | 57.71 | 03.90 | 90 |