# 2015 World Youth Championships in Athletics – Girls' 400 metres hurdles

The girls' 400 metres hurdles at the 2015 World Youth Championships in Athletics was held at the Estadio Olímpico Pascual Guerrero in Cali, Colombia on 15, 16 and 18 July 2015.
Sydney McLaughlin set a championship record with a time of 55.94 s to win the gold medal.

## Records

Prior to the competition, the following records were as follows.
| World Youth Best | Leslie Maxie (USA) | 55.20 | San Jose, United States | 9 June 1984 |
| Championship Record | Ebony Collins (USA) | 55.96 | Marrakesh, Morocco | 15 July 2005 |
| World Youth Leading | Sydney McLaughlin (USA) | 55.28 | Lisle, United States | 1 July 2015 |

## Results
### Round 1

First 3 in each heat (Q) and the next 4 fastest (q) advance to the semifinals.
| Rank | Heat | Name | Nationality | Time | Note |
| 1 | 1 | Sydney McLaughlin | United States | 56.81 | Q |
| 2 | 1 | Anne Kirkegaard | Denmark | 58.08 | Q, PB |
| 3 | 2 | Junelle Bromfield | Jamaica | 58.89 | Q |
| 4 | 4 | Brandeé Johnson | United States | 59.23 | Q |
| 5 | 4 | Ilaria Verderio | Italy | 59.60 | Q |
| 6 | 3 | Lea Ahrens | Germany | 59.74 | Q |
| 7 | 4 | Mizuki Murakami | Japan | 1:00.06 | Q |
| 8 | 3 | Xahria Santiago | Canada | 1:00.14 | Q |
| 9 | 1 | Linda Olivieri | Italy | 1:00.23 | Q |
| 10 | 2 | Amanda Holmberg | Sweden | 1:00.49 | Q |
| 11 | 4 | Lada Vondrová | Czech Republic | 1:00.73 | q, PB |
| 12 | 3 | Wang Chen | China | 1:00.78 | Q |
| 13 | 1 | Chisa Kitazawa | Japan | 1:00.86 | q |
| 14 | 2 | Aneja Simončič | Slovenia | 1:01.09 | Q |
| 15 | 1 | Ánna Kiáfa | Greece | 1:01.30 | q, PB |
| 16 | 4 | Olibía-Nikoléta Karayiánni | Greece | 1:01.66 | q |
| 17 | 1 | Safa Osman | Sudan | 1:01.80 | |
| 18 | 1 | Armouré Conradie | South Africa | 1:01.88 | |
| 19 | 2 | Megan Champoux | Canada | 1:02.06 | |
| 20 | 3 | Yamani Mudiyanselage | Sri Lanka | 1:02.07 | |
| 21 | 3 | Lluïsa Mitjà | Spain | 1:02.31 | |
| 22 | 4 | Kaja Škerlj | Slovenia | 1:02.61 | |
| 23 | 3 | Kristina Borukova | Bulgaria | 1:03.34 | |
| 24 | 2 | Corinna Schwab | Germany | 1:04.29 | |
| 25 | 3 | Shiann Salmon | Jamaica | 1:05.56 | |
| 26 | 2 | Adelina Akhmetova | Kazakhstan | 1:05.79 | |
| 27 | 2 | Sofía Díaz | Colombia | 1:07.32 | |
| – | 2 | Laila Neres | Brazil | DNF | |
| – | 4 | Yu Jiaru | China | DNS | |
| – | 3 | Teresa Gabriel | Mozambique | DNS | |

### Semifinal

First 3 in each heat (Q) and the next 2 fastest (q) advance to the final.
| Rank | Heat | Name | Nationality | Time | Note |
| 1 | 1 | Sydney McLaughlin | United States | 56.79 | Q |
| 2 | 2 | Brandeé Johnson | United States | 58.51 | Q |
| 3 | 1 | Anne Kirkegaard | Denmark | 58.56 | Q |
| 3 | 2 | Ilaria Verderio | Italy | 58.56 | Q, SB |
| 5 | 2 | Junelle Bromfield | Jamaica | 58.67 | Q |
| 6 | 2 | Xahria Santiago | Canada | 58.70 | q |
| 7 | 1 | Lea Ahrens | Germany | 58.90 | Q, PB |
| 8 | 1 | Amanda Holmberg | Sweden | 58.92 | q |
| 9 | 1 | Linda Olivieri | Italy | 59.03 | PB |
| 10 | 2 | Wang Chen | China | 59.18 | PB |
| 11 | 1 | Mizuki Murakami | Japan | 59.35 | |
| 12 | 2 | Aneja Simončič | Slovenia | 59.87 | PB |
| 13 | 1 | Lada Vondrová | Czech Republic | 1:00.84 | |
| 14 | 2 | Ánna Kiáfa | Greece | 1:02.12 | |
| 15 | 1 | Olibía-Nikoléta Karayiánni | Greece | 1:03.38 | |
| 16 | 2 | Chisa Kitazawa | Japan | 1:11.08 | |

### Final

| Rank | Name | Nationality | Time | Note |
| | Sydney McLaughlin | United States | 55.94 | CR |
| | Xahria Santiago | Canada | 56.79 | PB |
| | Brandeé Johnson | United States | 57.47 | PB |
| 4 | Ilaria Verderio | Italy | 57.75 | PB |
| 5 | Anne Kirkegaard | Denmark | 57.88 | PB |
| 6 | Lea Ahrens | Germany | 58.21 | PB |
| 7 | Junelle Bromfield | Jamaica | 58.49 | |
| 8 | Amanda Holmberg | Sweden | 59.89 | |