# 2009 European Athletics U23 Championships – Women's 400 metres

The women's 400 metres event at the 2009 European Athletics U23 Championships was held in Kaunas, Lithuania, at S. Dariaus ir S. Girėno stadionas (Darius and Girėnas Stadium) on 16 and 17 July.

## Medalists

| Gold | Kseniya Ustalova Russia |
| Silver | Kseniya Zadorina Russia |
| Bronze | Anna Sedova Russia |

## Results
### Final

17 July
| Rank | Name | Nationality | Time |
| | Kseniya Ustalova | Russia | 51.74 |
| | Kseniya Zadorina | Russia | 51.76 |
| | Anna Sedova | Russia | 52.58 |
| 4 | Sorina Nwachukwu | Germany | 52.59 |
| 5 | Agnė Orlauskaitė | Lithuania | 52.81 |
| 6 | Marta Milani | Italy | 52.94 |
| 7 | Yuliya Olishevska | Ukraine | 53.43 |
| 8 | Katsiaryna Mishyna | Belarus | 53.56 |

### Semifinals

16 July Qualified: first 3 in each heat and 2 best to the Final

#### Semifinal 1

| Rank | Name | Nationality | Time | Notes |
| 1 | Sorina Nwachukwu | Germany | 52.70 | Q |
| 2 | Kseniya Zadorina | Russia | 52.76 | Q |
| 3 | Katsiaryna Mishyna | Belarus | 53.05 | Q |
| 4 | Yuliya Olishevska | Ukraine | 53.42 | q |
| 5 | Maris Mägi | Estonia | 53.85 | |
| 6 | Marie-Angélique Lacordelle | France | 54.04 | |
| 7 | Bianka Varga | Hungary | 54.32 | |
| 8 | Eleonora Sirtoli | Italy | 55.92 | |

#### Semifinal 2

| Rank | Name | Nationality | Time | Notes |
| 1 | Kseniya Ustalova | Russia | 52.59 | Q |
| 2 | Anna Sedova | Russia | 52.68 | Q |
| 3 | Marta Milani | Italy | 52.72 | Q |
| 4 | Agnė Orlauskaitė | Lithuania | 52.98 | q |
| 5 | Agata Bednarek | Poland | 54.04 | |
| 6 | Aauri Lorena Bokesa | Spain | 54.25 | |
| 7 | Elena Bonfanti | Italy | 54.80 | |
| 8 | Florina Rusu | Romania | 55.68 | |

### Heats

16 July Qualified: first 3 in each heat and 4 best to the Semifinals

#### Heat 1

| Rank | Name | Nationality | Time | Notes |
| 1 | Agnė Orlauskaitė | Lithuania | 53.55 | Q |
| 2 | Kseniya Ustalova | Russia | 53.65 | Q |
| 3 | Aauri Lorena Bokesa | Spain | 54.34 | Q |
| 4 | Elena Bonfanti | Italy | 54.46 | q |
| 5 | Bérénice Manimba | France | 55.41 | |
| 6 | Mihaela Nunu | Romania | 57.75 | |

#### Heat 2

| Rank | Name | Nationality | Time | Notes |
| 1 | Kseniya Zadorina | Russia | 53.02 | Q |
| 2 | Katsiaryna Mishyna | Belarus | 53.43 | Q |
| 3 | Maris Mägi | Estonia | 53.49 | Q |
| 4 | Bianka Varga | Hungary | 53.64 | q |
| 5 | Agata Bednarek | Poland | 54.22 | q |
| 6 | Vera Barbosa | Portugal | 54.84 | |
| 7 | Anniina Laitinen | Finland | 57.65 | |

#### Heat 3

| Rank | Name | Nationality | Time | Notes |
| 1 | Sorina Nwachukwu | Germany | 53.81 | Q |
| 2 | Yuliya Olishevska | Ukraine | 54.18 | Q |
| 3 | Eleonora Sirtoli | Italy | 54.36 | Q |
| 4 | Marie-Angélique Lacordelle | France | 54.67 | q |
| 5 | Iga Baumgart | Poland | 54.97 | |
| 6 | Militsa Georgieva | Bulgaria | 56.28 | |

#### Heat 4

| Rank | Name | Nationality | Time | Notes |
| 1 | Anna Sedova | Russia | 53.43 | Q |
| 2 | Marta Milani | Italy | 53.62 | Q |
| 3 | Florina Rusu | Romania | 54.00 | Q |
| 4 | Josefin Magnusson | Sweden | 55.22 | |
| 5 | Anaïs Desroses | France | 55.41 | |
| 6 | Natalia Romero | Spain | 55.94 | |

## Participation

According to an unofficial count, 25 athletes from 16 countries participated in the event.
* Belarus (1)
* Bulgaria (1)
* Estonia (1)
* Finland (1)
* France (3)
* Germany (1)
* Hungary (1)
* Italy (3)
* Lithuania (1)
* Poland (2)
* Portugal (1)
* Romania (2)
* Russia (3)
* Spain (2)
* Sweden (1)
* Ukraine (1)