# Athletics at the 2005 Summer Universiade – Women's 400 metres

The women's 400 metres event at the 2005 Summer Universiade was held on 15–17 August in İzmir, Turkey.
The winning margin was 0.02 seconds which as of 2024 remains the narrowest winning margin for the women's 400 metres at these games.

## Medalists

| Gold | Silver | Bronze |
| Natalya Nazarova Russia | Fatou Bintou Fall Senegal | Tatyana Khadjimuratova Kazakhstan |

## Results
### Heats

| Rank | Heat | Athlete | Nationality | Time | Notes |
| 1 | 5 | Tatyana Khadjimuratova | Kazakhstan | 53.11 | Q |
| 2 | 4 | Yelena Migunova | Russia | 53.62 | Q |
| 3 | 1 | Asami Tanno | Japan | 53.63 | Q |
| 4 | 3 | Natalya Nazarova | Russia | 53.67 | Q |
| 5 | 1 | Lisa Miller | Great Britain | 53.97 | Q |
| 6 | 1 | Olha Zavhorodnya | Ukraine | 54.10 | Q |
| 7 | 5 | Iryna Khliustava | Belarus | 54.18 | Q |
| 8 | 2 | Martina Näf | Switzerland | 54.21 | Q |
| 9 | 2 | Kirsi Mykkänen | Finland | 54.51 | Q |
| 10 | 4 | Lorena de Oliveira | Brazil | 54.57 | Q |
| 11 | 4 | Anna Gavriushenko | Kazakhstan | 54.62 | Q |
| 12 | 5 | Fatou Bintou Fall | Senegal | 54.63 | Q |
| 13 | 2 | Jūratė Stanislovaitienė | Lithuania | 54.74 | Q |
| 14 | 3 | Magali Yáñez | Mexico | 54.92 | Q |
| 15 | 4 | Joanne Cuddihy | Ireland | 55.28 | Q |
| 16 | 2 | Patrícia Lopes | Portugal | 55.33 | Q |
| 17 | 2 | Elaine McCaffrey | Ireland | 55.50 | q |
| 18 | 1 | Pınar Saka | Turkey | 55.68 | Q |
| 19 | 2 | Vaya Vladeva | Bulgaria | 56.19 | q |
| 20 | 3 | Zhong Zhen | China | 56.46 | Q |
| 21 | 4 | An Ning | China | 57.19 | q |
| 22 | 3 | Martine Cloutier-LeBlanc | Canada | 57.23 | Q |
| 23 | 1 | Charlotte Osborne | New Zealand | 57.43 | q |
| 24 | 2 | Herlince Tatogo | Indonesia | 57.48 | |
| 25 | 5 | Suraporn Loulert | Thailand | 58.41 | Q |
| 26 | 4 | Tianasom Rasdanirainy | Madagascar | 1:01.02 | |
| 27 | 5 | Hoi Wai Kuan | Macau | 1:01.29 | |
| 28 | 3 | Mariluz Obono | Equatorial Guinea | 1:06.00 | |
| 29 | 4 | Mukasami Mwanangombe | Zambia | 1:14.40 | |
| | 1 | Yulyana Zhalniaruk | Belarus | DNS | |
| | 3 | Theodosia Nakopoulou | Greece | DNS | |
| | 5 | Mariana Dimitrova | Bulgaria | DNS | |
| | 5 | Melissa Moraga | Costa Rica | DNS | |
| | 5 | Mari Järvenpää | Finland | DNS | |

### Semifinals

| Rank | Heat | Athlete | Nationality | Time | Notes |
| 1 | 3 | Fatou Bintou Fall | Senegal | 52.36 | Q |
| 2 | 3 | Tatyana Khadjimuratova | Kazakhstan | 52.45 | Q |
| 3 | 2 | Natalya Nazarova | Russia | 52.53 | Q |
| 4 | 2 | Asami Tanno | Japan | 53.23 | Q |
| 5 | 1 | Yelena Migunova | Russia | 53.26 | Q |
| 6 | 3 | Lisa Miller | Great Britain | 53.46 | q |
| 7 | 3 | Iryna Khliustava | Belarus | 53.47 | q |
| 8 | 2 | Magali Yáñez | Mexico | 53.66 | SB |
| 9 | 1 | Olha Zavhorodnya | Ukraine | 53.70 | Q |
| 10 | 1 | Martina Näf | Switzerland | 53.71 | |
| 11 | 2 | Lorena de Oliveira | Brazil | 54.32 | |
| 12 | 1 | Anna Gavriushenko | Kazakhstan | 54.33 | |
| 13 | 3 | Jūratė Stanislovaitienė | Lithuania | 54.59 | |
| 14 | 2 | Joanne Cuddihy | Ireland | 54.91 | |
| 15 | 1 | Elaine McCaffrey | Ireland | 55.46 | |
| 16 | 3 | Pınar Saka | Turkey | 55.55 | |
| 17 | 2 | Zhong Zhen | China | 55.72 | |
| 18 | 3 | Martine Cloutier-LeBlanc | Canada | 56.33 | |
| 19 | 2 | Vaya Vladeva | Bulgaria | 56.59 | |
| 20 | 3 | An Ning | China | 57.35 | |
| 21 | 2 | Charlotte Osborne | New Zealand | 57.48 | |
| 22 | 1 | Suraporn Loulert | Thailand | 57.72 | |
| | 1 | Kirsi Mykkänen | Finland | DNS | |
| | 1 | Patrícia Lopes | Portugal | DNS | |

### Final

| Rank | Athlete | Nationality | Time | Notes |
| | Natalya Nazarova | Russia | 51.31 | SB |
| | Fatou Bintou Fall | Senegal | 51.33 | SB |
| | Tatyana Khadjimuratova | Kazakhstan | 52.46 | |
| 4 | Asami Tanno | Japan | 52.91 | |
| 5 | Yelena Migunova | Russia | 53.21 | |
| 6 | Iryna Khliustava | Belarus | 53.32 | |
| 7 | Lisa Miller | Great Britain | 53.38 | |
| 8 | Olha Zavhorodnya | Ukraine | 53.53 | PB |