| RK | LN | Name | Time | Gap | FINA | Q? |
|---|---|---|---|---|---|---|
| 1 | 4 | Trencsényi Zsombor (2015)Létavértes | 50.47R:0.72 | - | 101 | |
| 2 | 5 | Radvánszki Detre (2016)NYSC | 55.39R:0.63 | 04.92 | 76 | |
| 3 | 2 | Tamás Bence (2016)Debreceni Aquasport | 55.97R:0.6 | 05.50 | 74 | |
| 4 | 3 | Czomba Patrik (2016)Debreceni Sportc. SI | 56.18R:0.67 | 05.71 | 73 | |
| 5 | 6 | Bányai Máté (2015)Debreceni Aquasport | 57.05R:0.61 | 06.58 | 70 |