# Athletics at the 2017 Summer Universiade – Men's 400 metres hurdles

The men's 400 metres hurdles event at the 2017 Summer Universiade was held on 24, 25 and 26 August at the Taipei Municipal Stadium.

## Medalists

| Gold | Silver | Bronze |
| Juander Santos Dominican Republic | Chen Chieh Chinese Taipei | Abdelmalik Lahoulou Algeria |

## Results
### Heats

Qualification: First 3 in each heat (Q) and next 6 fastest (q) qualified for the semifinals.
| Rank | Heat | Name | Nationality | Time | Notes |
| 1 | 3 | Chen Chieh | Chinese Taipei | 49.82 | Q |
| 2 | 1 | Patryk Dobek | Poland | 50.14 | Q |
| 3 | 6 | Johanneslodewic Pretorius | South Africa | 50.28 | Q |
| 4 | 6 | Juander Santos | Dominican Republic | 50.37 | Q |
| 5 | 3 | José Reynaldo Bencosme de Leon | Italy | 50.45 | Q |
| 6 | 6 | Dmitriy Koblov | Kazakhstan | 50.61 | Q, SB |
| 7 | 5 | Johannes Maritz | Namibia | 50.66 | Q |
| 8 | 6 | Artur Terezan | Brazil | 50.69 | q |
| 9 | 3 | Alain-Hervé Mfomkpa | Switzerland | 50.76 | Q, PB |
| 10 | 2 | Dany Brand | Switzerland | 50.78 | Q |
| 11 | 1 | Abdelmalik Lahoulou | Algeria | 50.80 | Q |
| 12 | 2 | Guillermo Ruggeri | Argentina | 50.91 | Q |
| 13 | 5 | Oskari Mörö | Finland | 50.93 | Q |
| 14 | 1 | Vít Müller | Czech Republic | 50.95 | Q |
| 15 | 1 | Jesper Arts | Netherlands | 50.99 | q, SB |
| 16 | 3 | Paul Byrne | Ireland | 51.06 | q |
| 17 | 6 | Alfredo Sepúlveda | Chile | 51.08 | q |
| 18 | 5 | Jaak-Heinrich Jagor | Estonia | 51.24 | Q |
| 18 | 1 | Dominik Hufnagl | Austria | 51.24 | q |
| 20 | 4 | Jacob Paul | Great Britain | 51.38 | Q |
| 21 | 2 | Yu Chia-hsuan | Chinese Taipei | 51.46 | Q |
| 22 | 5 | Le Roux Hamman | South Africa | 51.60 | q |
| 23 | 4 | Ryo Kajiki | Japan | 51.73 | Q |
| 24 | 4 | Saber Boukmouche | Algeria | 51.88 | Q |
| 25 | 4 | Jaime Rodríguez | Argentina | 52.10 | |
| 26 | 5 | Gerald Drummond | Costa Rica | 52.22 | |
| 27 | 4 | Martin Juránek | Czech Republic | 52.28 | |
| 28 | 6 | Hwang Hyeonu | South Korea | 52.37 | |
| 29 | 5 | Jakub Bottlík | Slovakia | 52.57 | |
| 30 | 3 | Igor Kondratyev | Kazakhstan | 53.48 | |
| 31 | 2 | Peter Hribaršek | Slovenia | 53.59 | |
| 32 | 4 | Jan Jamnik | Slovenia | 53.81 | |
| 33 | 5 | Connor Henderson | Philippines | 54.42 | |
| 34 | 1 | Ishan Lahiru Olidurage | Sri Lanka | 54.87 | |
| 35 | 3 | Martin Brueckner Johansen | Denmark | 55.76 | |
| 36 | 6 | Mohammed Taleb Al-Shalati | Saudi Arabia | 56.24 | |
| 37 | 2 | Ragheb Raad | Lebanon | 1:04.12 | |
| | 2 | Gregory MacNeill | Canada | DQ | R168.7a |

### Semifinals

Qualification: First 2 in each heat (Q) and the next 2 fastest (q) qualified for the final.
| Rank | Heat | Name | Nationality | Time | Notes |
| 1 | 3 | Juander Santos | Dominican Republic | 49.31 | Q |
| 2 | 3 | Chen Chieh | Chinese Taipei | 49.37 | Q, SB |
| 3 | 2 | Jaak-Heinrich Jagor | Estonia | 49.55 | Q |
| 4 | 2 | Abdelmalik Lahoulou | Algeria | 49.62 | Q |
| 5 | 2 | Johanneslodewic Pretorius | South Africa | 49.69 | q |
| 6 | 1 | Patryk Dobek | Poland | 49.77 | Q, SB |
| 7 | 1 | José Reynaldo Bencosme de Leon | Italy | 50.01 | Q |
| 8 | 1 | Dany Brand | Switzerland | 50.06 | q |
| 9 | 3 | Jacob Paul | Great Britain | 50.37 | |
| 10 | 2 | Guillermo Ruggeri | Argentina | 50.54 | |
| 11 | 2 | Johannes Maritz | Namibia | 50.59 | |
| 12 | 3 | Dmitriy Koblov | Kazakhstan | 50.84 | |
| 13 | 2 | Alain-Hervé Mfomkpa | Switzerland | 50.97 | |
| 14 | 3 | Ryo Kajiki | Japan | 50.99 | |
| 15 | 1 | Oskari Mörö | Finland | 51.04 | |
| 16 | 3 | Le Roux Hamman | South Africa | 51.18 | |
| 17 | 2 | Paul Byrne | Ireland | 51.31 | |
| 18 | 1 | Vít Müller | Czech Republic | 51.46 | |
| 19 | 3 | Saber Boukmouche | Algeria | 51.63 | |
| 20 | 3 | Artur Terezan | Brazil | 51.89 | |
| 21 | 2 | Alfredo Sepúlveda | Chile | 52.26 | |
| 22 | 1 | Dominik Hufnagl | Austria | 52.29 | |
| 23 | 1 | Yu Chia-hsuan | Chinese Taipei | 52.43 | |
| 24 | 1 | Jesper Arts | Netherlands | 52.94 | |

### Final

| Rank | Lane | Name | Nationality | Time | Notes |
| | 3 | Juander Santos | Dominican Republic | 48.65 | |
| | 4 | Chen Chieh | Chinese Taipei | 49.05 | =PB |
| | 8 | Abdelmalik Lahoulou | Algeria | 49.30 | |
| 4 | 7 | José Reynaldo Bencosme de Leon | Italy | 49.38 | |
| 5 | 5 | Patryk Dobek | Poland | 49.51 | SB |
| 6 | 2 | Johanneslodewic Pretorius | South Africa | 49.71 | |
| 7 | 1 | Dany Brand | Switzerland | 49.92 | |
| 8 | 6 | Jaak-Heinrich Jagor | Estonia | 50.71 | |