The men's 400 metres hurdles event at the 2013 Summer Universiade was held on 8–10 July.
| width=200 bgcolor=gold | Gold | width=200 bgcolor=silver | Silver | width=200 bgcolor=CC9966 | Bronze |
| Martin Kučera | Amadou Ndiaye | Ian Dewhurst |
Qualification: First 3 in each heat and 4 best performers advance to the Semifinals.[1]
| Rank | Heat | Name | Nationality | Time | Notes |
|---|---|---|---|---|---|
| 1 | 4 | 50.01 | Q | ||
| 2 | 1 | 50.11 | Q | ||
| 3 | 1 | 50.18 | Q, PB | ||
| 4 | 2 | 50.32 | Q | ||
| 5 | 1 | 50.35 | Q | ||
| 6 | 1 | 50.45 | q | ||
| 7 | 3 | 50.71 | Q | ||
| 8 | 3 | 50.77 | Q | ||
| 9 | 2 | 50.83 | Q, SB | ||
| 10 | 2 | 51.02 | Q, SB | ||
| 11 | 4 | 51.07 | Q | ||
| 12 | 1 | 51.30 | q | ||
| 13 | 3 | 51.40 | Q | ||
| 14 | 3 | 51.58 | q | ||
| 15 | 2 | 51.74 | q | ||
| 16 | 2 | 52.18 | SB | ||
| 17 | 4 | 52.45 | Q | ||
| 18 | 4 | 52.47 | |||
| 19 | 2 | 52.65 | |||
| 20 | 3 | 52.92 | PB | ||
| 21 | 3 | 54.00 | |||
| 22 | 4 | 54.60 | |||
| 23 | 4 | 55.05 | |||
| 24 | 3 | 55.06 | |||
| 1 | |||||
| 1 | |||||
| 4 | |||||
Qualification: First 3 in each heat and 2 best performers advance to the Semifinals.[2]
| Rank | Heat | Name | Nationality | Time | Notes |
|---|---|---|---|---|---|
| 1 | 2 | 49.74 | Q, PB | ||
| 2 | 2 | 49.82 | Q, PB | ||
| 3 | 2 | 49.89 | Q, PB | ||
| 4 | 2 | 49.90 | q | ||
| 5 | 1 | 49.91 | Q | ||
| 6 | 2 | 49.91 | q, PB | ||
| 7 | 1 | 50.31 | Q | ||
| 8 | 1 | 50.56 | Q | ||
| 9 | 1 | 50.61 | SB | ||
| 10 | 1 | 50.73 | |||
| 11 | 2 | 50.90 | |||
| 12 | 1 | 51.50 | |||
| 13 | 2 | 51.94 | |||
| 14 | 1 | 53.60 | |||
| 15 | 1 | 54.13 | |||
| 2 | |||||
| Rank | Lane | Name | Nationality | Time | Notes | |
|---|---|---|---|---|---|---|
| 1 | 49.79 | PB | ||||
| 3 | 49.90 | |||||
| 7 | 49.96 | |||||
| 4 | 5 | 50.02 | ||||
| 5 | 6 | 50.11 | ||||
| 6 | 2 | 50.15 | ||||
| 7 | 8 | 50.28 | ||||
| 8 | 4 | 50.51 |