# 2003 European Athletics U23 Championships – Men's 400 metres hurdles

The men's 400 metres hurdles event at the 2003 European Athletics U23 Championships was held in Bydgoszcz, Poland, at Zawisza Stadion on 17, 18, and 19 July.

## Medalists

| Gold | Marek Plawgo Poland |
| Silver | Christian Duma Germany |
| Bronze | Thomas Kortbeek Netherlands |

## Results
### Final

19 July
| Rank | Name | Nationality | Time | Notes |
| | Marek Plawgo | Poland | 48.45 | CR |
| | Christian Duma | Germany | 49.53 | |
| | Thomas Kortbeek | Netherlands | 49.68 | |
| 4 | Roman Matveyev | Russia | 49.90 | |
| 5 | Aleksandr Borshchenko | Russia | 50.09 | |
| 6 | Sébastien Maillard | France | 50.28 | |
| 7 | Yauheni Mikheika | Belarus | 50.52 | |
| 8 | Andrey Kozlovskiy | Belarus | 50.91 | |

### Semifinals

18 July Qualified: first 4 in each to the Final

#### Semifinal 1

| Rank | Name | Nationality | Time | Notes |
| 1 | Marek Plawgo | Poland | 49.80 | Q |
| 2 | Sébastien Maillard | France | 50.24 | Q |
| 3 | Aleksandr Borshchenko | Russia | 50.56 | Q |
| 4 | Andrey Kozlovskiy | Belarus | 51.00 | Q |
| 5 | Henning Hackelbusch | Germany | 51.29 | |
| 6 | Andrei Oll | Estonia | 51.59 | |
| 7 | Silvain Gertsch | Switzerland | 51.61 | |
| 8 | Jaroslav Růža | Czech Republic | 116.97 | |

#### Semifinal 2

| Rank | Name | Nationality | Time | Notes |
| 1 | Christian Duma | Germany | 49.73 | Q |
| 2 | Roman Matveyev | Russia | 50.15 | Q |
| 3 | Yauheni Mikheika | Belarus | 50.20 | Q |
| 4 | Thomas Kortbeek | Netherlands | 50.36 | Q |
| 5 | Loïc Clément | France | 51.22 | |
| 6 | Ondřej Daněk | Czech Republic | 51.31 | |
| 7 | Ákos Dezsö | Hungary | 51.52 | |
| 8 | Steven Green | Great Britain | 52.76 | |

### Heats

17 July Qualified: first 3 in each heat and 4 best to the Semifinal

#### Heat 1

| Rank | Name | Nationality | Time | Notes |
| 1 | Christian Duma | Germany | 50.76 | Q |
| 2 | Loïc Clément | France | 51.00 | Q |
| 3 | Roman Matveyev | Russia | 51.21 | Q |
| 4 | Steven Green | Great Britain | 51.64 | q |
| 5 | Alejandro Navarro | Spain | 52.42 | |
| 6 | Oleksandr Hladkov | Ukraine | 53.89 | |

#### Heat 2

| Rank | Name | Nationality | Time | Notes |
| 1 | Sébastien Maillard | France | 50.46 | Q |
| 2 | Andrey Kozlovskiy | Belarus | 50.61 | Q |
| 3 | Henning Hackelbusch | Germany | 51.09 | Q |
| 4 | Andrei Oll | Estonia | 51.17 | q |
| 5 | Silvain Gertsch | Switzerland | 51.74 | q |
| 6 | Pablo Martínez | Spain | 51.74 | |
| 7 | Luca Bortolaso | Italy | 53.78 | |

#### Heat 3

| Rank | Name | Nationality | Time | Notes |
| 1 | Marek Plawgo | Poland | 51.00 | Q |
| 2 | Yauheni Mikheika | Belarus | 51.24 | Q |
| 3 | Jaroslav Růža | Czech Republic | 52.05 | Q |
| 4 | César Boileau | France | 52.40 | |
| 5 | Jussi Heikkilä | Finland | 52.45 | |
| 6 | Henning Kuschewitz | Germany | 56.41 | |

#### Heat 4

| Rank | Name | Nationality | Time | Notes |
| 1 | Thomas Kortbeek | Netherlands | 50.69 | Q |
| 2 | Aleksandr Borshchenko | Russia | 51.39 | Q |
| 3 | Ondřej Daněk | Czech Republic | 51.46 | Q |
| 4 | Ákos Dezsö | Hungary | 51.69 | q |
| 5 | Andriy Fatyeyev | Ukraine | 51.84 | |
| 6 | Ragnar Bergheim | Norway | 52.65 | |

## Participation

According to an unofficial count, 25 athletes from 16 countries participated in the event.
* Belarus (2)
* Czech Republic (2)
* Estonia (1)
* Finland (1)
* France (3)
* Germany (3)
* Great Britain (1)
* Hungary (1)
* Italy (1)
* Netherlands (1)
* Norway (1)
* Poland (1)
* Russia (2)
* Spain (2)
* Switzerland (1)
* Ukraine (2)