# 2012 World Junior Championships in Athletics – Women's 400 metres hurdles

The women's 400 metres hurdles at the 2012 World Junior Championships in Athletics was held at the Estadi Olímpic Lluís Companys on 12, 13, and 14 July.

## Medalists

| Gold | Silver | Bronze |
| Janieve Russell Jamaica | Aurèlie Chaboudez France | Kaila Barber United States |

## Records

Prior to the competition, the existing world junior and championship records were as follows.
| World Junior Record | Wang Xing (CHN) | 54.40 | Nanjing, China | 21 October 2005 |
| Championship Record | Lashinda Demus (USA) | 54.70 | Kingston, Jamaica | 19 July 2002 |
| World Junior Leading | Janieve Russell (JAM) | 57.04 | Kingston, Jamaica | 28 June 2012 |
| Broken records during the 2012 World Junior Championships in Athletics |||||
| World Junior Leading | Janieve Russell (JAM) | 56.62 | Barcelona, Spain | 14 July 2012 |

## Results
### Heats

Qualification: first 4 of each heat (Q) plus the 4 fastest times (q) qualified
| Rank | Heat | Lane | Name | Nationality | Time | Note |
| 1 | 1 | 7 | Kübra Sesli | Turkey | 58.01 | Q |
| 2 | 2 | 8 | Olena Kolesnychenko | Ukraine | 58.40 | Q |
| 3 | 1 | 2 | Vilde J. Svortevik | Norway | 58.46 | Q, PB |
| 4 | 4 | 3 | Janieve Russell | Jamaica | 58.57 | Q |
| 5 | 2 | 4 | Sage Watson | Canada | 58.99 | Q, PB |
| 5 | 1 | 8 | Christine Salterberg | Germany | 58.99 | Q |
| 7 | 1 | 9 | Eva Trošt | Slovenia | 59.15 | Q, PB |
| 8 | 1 | 4 | Valentine Huze | France | 59.20 | q, PB |
| 9 | 3 | 8 | Anastasiia Lebid | Ukraine | 59.28 | Q |
| 10 | 4 | 4 | Agnieszka Karczmarczyk | Poland | 59.31 | Q |
| 11 | 5 | 8 | Taylor Farquhar | Canada | 59.38 | Q |
| 12 | 5 | 9 | Aurèlie Chaboudez | France | 59.56 | Q |
| 13 | 4 | 9 | Tessa Consedine | Australia | 59.66 | Q |
| 14 | 4 | 8 | Anna Ustinova | Russia | 59.74 | Q |
| 15 | 2 | 9 | Kernesha Spann | Trinidad and Tobago | 59.84 | Q |
| 16 | 1 | 6 | Oona Hujanen | Finland | 1:00.01 | q, PB |
| 17 | 2 | 7 | Kaila Barber | United States | 1:00.02 | Q |
| 18 | 3 | 5 | Sara Klein | Australia | 1:00.06 | Q |
| 19 | 5 | 3 | Tasabih Mohamed El Sayed | Sudan | 1:00.13 | Q |
| 20 | 5 | 5 | Shamier Little | United States | 1:00.14 | Q |
| 21 | 2 | 6 | Effrosíni Theodórou | Greece | 1:00.19 | q |
| 22 | 4 | 7 | Emel Sanli | Turkey | 1:00.56 | q |
| 23 | 5 | 6 | Marina Zaiko | Kazakhstan | 1:00.63 | |
| 24 | 3 | 7 | Devinn Cartwright | Bahamas | 1:00.72 | Q |
| 25 | 3 | 3 | Olga Vovk | Russia | 1:00.73 | Q |
| 26 | 3 | 9 | Izelle Neuhoff | South Africa | 1:00.83 | |
| 27 | 1 | 5 | Ane Fourie | South Africa | 1:00.93 | |
| 28 | 5 | 7 | Minjia Cai | China | 1:01.06 | |
| 29 | 4 | 6 | Pedrya Seymour | Bahamas | 1:01.09 | |
| 30 | 4 | 5 | R. Anu | India | 1:01.14 | |
| 31 | 2 | 3 | Nóra Zajovics | Hungary | 1:01.28 | |
| 32 | 2 | 5 | Thi Huyen Nguyen | Vietnam | 1:02.01 | SB |
| 33 | 5 | 4 | Irina Asanova | Uzbekistan | 1:02.04 | |
| 34 | 1 | 3 | Fanni Dániel | Hungary | 1:03.88 | |
| 35 | 3 | 6 | Abir Barkaoui | Tunisia | 1:04.42 | |
| 36 | 2 | 2 | Alba Casanovas | Spain | 1:10.26 | |
| | 3 | 4 | Adekoya Kemi | Nigeria | DNS | |

### Semi-final

Qualification: The first 2 of each heat (Q) and the 2 fastest times (q) qualified
| Rank | Heat | Lane | Name | Nationality | Time | Note |
| 1 | 3 | 4 | Janieve Russell | Jamaica | 57.23 | Q |
| 2 | 2 | 8 | Kaila Barber | United States | 57.29 | Q, PB |
| 3 | 2 | 7 | Vilde J. Svortevik | Norway | 57.34 | Q, NJ |
| 4 | 1 | 5 | Olena Kolesnychenko | Ukraine | 57.35 | Q, PB |
| 5 | 2 | 6 | Kübra Sesli | Turkey | 57.45 | q, NJ |
| 6 | 3 | 5 | Aurèlie Chaboudez | France | 57.46 | Q, SB |
| 6 | 1 | 3 | Shamier Little | United States | 57.46 | Q |
| 8 | 1 | 4 | Taylor Farquhar | Canada | 57.82 | q, PB |
| 9 | 1 | 6 | Christine Salterberg | Germany | 57.96 | |
| 10 | 2 | 5 | Sage Watson | Canada | 58.04 | PB |
| 11 | 3 | 7 | Anastasiia Lebid | Ukraine | 58.13 | PB |
| 12 | 3 | 8 | Eva Trošt | Slovenia | 58.60 | PB |
| 13 | 3 | 3 | Emel Sanli | Turkey | 58.82 | |
| 14 | 3 | 6 | Sara Klein | Australia | 58.93 | |
| 15 | 1 | 2 | Valentine Huze | France | 59.42 | |
| 16 | 2 | 4 | Tessa Consedine | Australia | 59.75 | |
| 17 | 3 | 2 | Oona Hujanen | Finland | 59.88 | PB |
| 18 | 1 | 7 | Agnieszka Karczmarczyk | Poland | 59.94 | |
| 19 | 1 | 9 | Tasabih Mohamed El Sayed | Sudan | 59.95 | |
| 20 | 1 | 8 | Anna Ustinova | Russia | 1:00.40 | |
| 21 | 2 | 9 | Kernesha Spann | Trinidad and Tobago | 1:00.63 | |
| 22 | 2 | 3 | Effrosíni Theodórou | Greece | 1:00.91 | |
| 23 | 2 | 2 | Olga Vovk | Russia | 1:00.97 | |
| 24 | 3 | 9 | Devinn Cartwright | Bahamas | 1:03.88 | |

### Final

| Rank | Lane | Name | Nationality | Time | Note |
| | 6 | Janieve Russell | Jamaica | 56.62 | WJL |
| | 9 | Aurèlie Chaboudez | France | 57.14 | NJ |
| | 4 | Kaila Barber | United States | 57.63 | |
| 4 | 7 | Olena Kolesnychenko | Ukraine | 58.10 | |
| 5 | 2 | Kübra Sesli | Turkey | 58.35 | |
| 6 | 5 | Vilde J. Svortevik | Norway | 58.45 | |
| 7 | 3 | Taylor Farquhar | Canada | 58.77 | |
| | 8 | Shamier Little | United States | DNF | |

## Participation

According to an unofficial count, 36 athletes from 26 countries participated in the event.
* Australia (2)
* Bahamas (2)
* Canada (2)
* China (1)
* Finland (1)
* France (2)
* Germany (1)
* Greece (1)
* Hungary (2)
* India (1)
* Jamaica (1)
* Kazakhstan (1)
* Norway (1)
* Poland (1)
* Russia (2)
* Slovenia (1)
* South Africa (2)
* Spain (1)
* Sudan (1)
* Trinidad and Tobago (1)
* Tunisia (1)
* Turkey (2)
* Ukraine (2)
* United States (2)
* Uzbekistan (1)
* Vietnam (1)