Athletics at the 1991 Summer Universiade – Men's 400 metres hurdles
# Athletics at the 1991 Summer Universiade – Men's 400 metres hurdles

The men's 400 metres hurdles event at the 1991 Summer Universiade was held at the Don Valley Stadium in Sheffield on 23 and 24 July 1991.

## Medalists

| Gold | Silver | Bronze |
| - | - | - |
| Derrick Adkins United States | Yoshihiko Saito Japan | Oleg Tverdokhleb Soviet Union |

## Results

### Heats

| Rank | Heat | Athlete | Nationality | Time | Notes |
| - | - | - | - | - | - |
| 1 | 1 | Derrick Adkins | United States | 49.96 | Q |
| 2 | 3 | Yoshihiko Saito | Japan | 50.65 | Q |
| 3 | 1 | Marc Dollendorf | Belgium | 50.81 | Q |
| 4 | 3 | Pedro Rodrigues | Portugal | 50.94 | Q |
| 5 | 3 | Oleg Tverdokhleb | Soviet Union | 51.02 | q |
| 6 | 2 | Vladimir Budko | Soviet Union | 51.26 | Q |
| 7 | 1 | Kazuhiko Yamazaki | Japan | 51.30 | q |
| 8 | 2 | Giorgio Frinolli | Italy | 51.41 | Q |
| 9 | 3 | Mugur Mateescu | Romania | 51.87 | |
| 10 | 1 | Paweł Woźniak | Poland | 52.10 | |
| 11 | 1 | Enzo Franciosi | Italy | 52.11 | |
| 12 | 2 | Robert Rucker | United States | 52.28 | |
| 13 | 3 | Son Joon | South Korea | 52.33 | |
| 14 | 2 | Gilbert Hashan | Mauritius | 52.79 | |
| 15 | 3 | Thomas Zverina | Canada | 52.81 | |
| 16 | 1 | Hamdi Jafaar | Malaysia | 52.92 | |
| 17 | 2 | Radek Bartakovič | Czechoslovakia | 53.00 | |
| 18 | 2 | Mark Davidson | Great Britain | 53.28 | |
| 19 | 1 | Nuno Alpiarça | Portugal | 54.22 | |
| 20 | 2 | Peter Cheruiyot | Kenya | 54.78 | |
| 21 | 3 | Henry Kiptoo | Kenya | 55.57 | |
| 22 | 2 | Damith Hettihewa | Sri Lanka | 1:08.85 | |

### Final

| Rank | Athlete | Nationality | Time |
| - | - | - | - |
| | Derrick Adkins | United States | 49.01 |
| | Yoshihiko Saito | Japan | 50.02 |
| | Oleg Tverdokhleb | Soviet Union | 50.09 |
| 4 | Vladimir Budko | Soviet Union | 50.13 |
| 5 | Marc Dollendorf | Belgium | 50.18 |
| 6 | Kazuhiko Yamazaki | Japan | 50.53 |
| 7 | Pedro Rodrigues | Portugal | 50.76 |
| 8 | Giorgio Frinolli | Italy | 51.21 |
