The men's 400 metres hurdles event at the 2004 World Junior Championships in Athletics was held in Grosseto, Italy, at Stadio Olimpico Carlo Zecchini on 14, 15 and 16 July. [1] [2]
| Gold | Kerron Clement |
| Silver | Brandon Johnson |
| Bronze | Ibrahim Al-Hamaidi |
16 July
| Rank | Name | Nationality | Time | Notes |
|---|---|---|---|---|
| Kerron Clement | 48.51 | |||
| Brandon Johnson | 48.62 | |||
| Ibrahim Al-Hamaidi | 48.94 | |||
| 4 | Louis van Zyl | 49.06 | ||
| 5 | Yasser Lismet | 50.24 | ||
| 6 | Wouter Le Roux | 51.17 | ||
| 7 | Richard Davenport | 51.59 | ||
| 8 | Diego Venâncio | 52.07 |
15 July
| Rank | Name | Nationality | Time | Notes |
|---|---|---|---|---|
| 1 | Ibrahim Al-Hamaidi | 49.55 | Q | |
| 2 | Richard Davenport | 50.20 | Q | |
| 3 | Diego Venâncio | 50.85 | Q | |
| 4 | Yasser Lismet | 50.96 | Q | |
| 5 | Víctor Solarte | 51.69 | ||
| 6 | Michaël Bultheel | 52.21 | ||
| 7 | Markino Buckley | 52.89 | ||
| Nicola Cascella | DQ | IAAF rule 168.7 |
| Rank | Name | Nationality | Time | Notes |
|---|---|---|---|---|
| 1 | Kerron Clement | 49.01 | Q | |
| 2 | Brandon Johnson | 49.78 | Q | |
| 3 | Louis van Zyl | 50.11 | Q | |
| 4 | Wouter Le Roux | 50.32 | Q | |
| 5 | El Hadj Sethe Mbow | 50.68 | ||
| 6 | Teemu Linkosaari | 51.87 | ||
| 7 | Bandar Yahya Al-Sharahili | 51.92 | ||
| 8 | Go Tanabe | 52.20 |
14 July
| Rank | Name | Nationality | Time | Notes |
|---|---|---|---|---|
| 1 | Yasser Lismet | 51.27 | Q | |
| 2 | Louis van Zyl | 51.30 | Q | |
| 3 | Michaël Bultheel | 51.46 | Q | |
| 4 | Nicola Cascella | 51.47 | q | |
| 5 | Markino Buckley | 52.03 | q | |
| 6 | Aleksandr Tishkin | 52.15 | ||
| 7 | Teppei Suzuki | 52.24 | ||
| 8 | Chung Cheng-Kang | 53.66 |
| Rank | Name | Nationality | Time | Notes |
|---|---|---|---|---|
| 1 | Ibrahim Al-Hamaidi | 50.02 | Q | |
| 2 | Wouter Le Roux | 51.12 | Q | |
| 3 | Teemu Linkosaari | 51.56 | Q | |
| 4 | Go Tanabe | 52.01 | q | |
| 5 | Ryan Dinham | 52.86 | ||
| 6 | Balázs Molnár | 52.97 | ||
| 7 | Josef Robertson | 53.05 | ||
| 8 | Fadil Bellaabouss | 53.48 |
| Rank | Name | Nationality | Time | Notes |
|---|---|---|---|---|
| 1 | Kerron Clement | 50.10 | Q | |
| 2 | Richard Davenport | 51.08 | Q | |
| 3 | El Hadj Sethe Mbow | 51.48 | Q | |
| 4 | Bandar Yahya Al-Sharahili | 51.63 | q | |
| 5 | Florent Joulain | 52.74 | ||
| 6 | Tuncay Örs | 54.27 | ||
| 7 | Wang Hao-Yi | 55.26 |
| Rank | Name | Nationality | Time | Notes |
|---|---|---|---|---|
| 1 | Brandon Johnson | 50.11 | Q | |
| 2 | Víctor Solarte | 51.96 | Q | |
| 3 | Diego Venâncio | 52.02 | Q | |
| 4 | Ricardo Lima | 52.47 | ||
| 5 | Manuel García | 52.82 | ||
| 6 | Yuriy Pelles | 53.09 | ||
| 7 | Milan Kotur | 53.28 |
According to an unofficial count, 30 athletes from 22 countries participated in the event.