# 2024 World Athletics U20 Championships – Women's 400 metres hurdles

The women's 400 metres hurdles at the 2024 World Athletics U20 Championships was held at the Estadio Atlético de la VIDENA in Lima, Peru on 28, 30 and 31 August 2024.

## Records

U20 standing records prior to the 2024 World Athletics U20 Championships were as follows:
| Record | Athlete & Nationality | Mark | Location | Date |
| World U20 Record | Sydney McLaughlin (USA) | 53.60 | Fayetteville, United States | 27 April 2018 |
| Championship Record | Lashinda Demus (USA) | 54.70 | Kingston, Jamaica | 19 July 2002 |
| World U20 Leading | Akala Garrett (USA) | 57.12 | Eugene, United States | 6 June 2024 |

## Results
### Heats

The first 3 athletes in each heat (Q) and the next 6 fastest (q) qualified to the semi-finals.

#### Heat 1

| Rank | Lane | Athlete | Nation | Time | Notes |
| 1 | 5 | Tumi Ramokgopa | South Africa | 58.04 | Q |
| 2 | 3 | Jasmine Robinson | United States | 58.25 | Q |
| 3 | 7 | Rebecca Slezáková | Slovakia | 58.63 | Q |
| 4 | 2 | Essi Niskala | Finland | 58.90 | q |
| 5 | 8 | Siena Farrell | Australia | 59.58 | q, PB |
| 6 | 9 | Uršula Černelč | Slovenia | 1:00.29 | |
| 7 | 6 | Shani Zakay | Israel | 1:01.51 | |
| 8 | 4 | Anja Dubler | Switzerland | 1:01.83 | |

#### Heat 2

| Rank | Lane | Athlete | Nation | Time | Notes |
| 1 | 5 | Michelle Smith | United States Virgin Islands | 57.85 | Q |
| 2 | 1 | Candice Von Paulen | France | 58.00 | Q, PB |
| 3 | 6 | Zoë Laureys | Belgium | 58.99 | Q |
| 4 | 7 | Maša Garić | Bosnia and Herzegovina | 59.53 | q |
| 5 | 9 | Duna Viñals | Andorra | 1:01.20 | |
| 6 | 2 | Helen Bernard Stilling | Argentina | 1:01.24 | |
| 7 | 8 | Elise Eikeland | Norway | 1:01.50 | |
| 8 | 4 | Sofia Copiello | Italy | 1:01.53 | |
| 9 | 3 | Kei-Mahri Hanna | Bahamas | 1:04.84 | |

#### Heat 3

| Rank | Lane | Athlete | Nation | Time | Notes |
| 1 | 9 | Mila Heikkonen | Finland | 58.68 | Q |
| 2 | 5 | Braelyn Baker | United States | 59.31 | Q |
| 3 | 4 | Viola Hambidge | Estonia | 59.72 | Q |
| 4 | 3 | Giulia Wirth | Switzerland | 59.93 | q |
| 5 | 2 | Anouk Krause-Jentsch | Germany | 1:00.38 | |
| 6 | 7 | Aki Yajima | Japan | 1:01.02 | |
| 7 | 6 | Jenna-Marie Thomas | Trinidad and Tobago | 1:01.91 | |
| 8 | 8 | Tina Polić | Croatia | 1:03.42 | |

#### Heat 4

| Rank | Lane | Athlete | Nation | Time | Notes |
| 1 | 6 | Alesha Bennetts | Australia | 59.04 | Q |
| 2 | 7 | Kelly Ann Carr | Jamaica | 1:00.61 | Q |
| 3 | 2 | Gloria Guerrier | Haiti | 1:00.65 | Q |
| 4 | 1 | Haru Hiraki | Japan | 1:00.91 | |
| 5 | 5 | Mariangel Nuñez | Costa Rica | 1:01.12 | |
| 6 | 3 | Yalun Wang | China | 1:02.04 | |
| 7 | 4 | Cristina Coman | Romania | 1:02.34 | |
| 8 | 9 | Ana González Velásquez | El Salvador | 1:03.29 | PB |
| 9 | 8 | Eva Barbarić | Croatia | 1:03.55 | |

#### Heat 5

| Rank | Lane | Athlete | Nation | Time | Notes |
| 1 | 4 | Méta Tumba | France | 58.05 | Q |
| 2 | 2 | Hannah Van Niekerk | South Africa | 58.44 | Q |
| 3 | 9 | Aleksandra Suchenek | Poland | 59.73 | Q |
| 4 | 3 | Shreeya Rajesh | India | 1:00.07 | |
| 5 | 7 | Mariem El Zahidi | Morocco | 1:01.49 | |
| 6 | 5 | Ximena Vasquez | Peru | 1:01.59 | NU20R |
| 7 | 1 | Amanda Da Silva | Brazil | 1:02.11 | |
| 8 | 6 | Tuyet Le Thi | Vietnam | 1:03.06 | |
| 9 | 8 | Deschanique Douglas | Jamaica | 1:05.43 | |

#### Heat 6

| Rank | Lane | Athlete | Nation | Time | Notes |
| 1 | 5 | Wiktoria Gadajska | Poland | 58.62 | Q |
| 2 | 9 | Nina Radová | Czech Republic | 59.14 | Q |
| 3 | 7 | Petra Lalik | Hungary | 59.30 | Q |
| 4 | 3 | Mia Meringo | Estonia | 59.59 | q, PB |
| 5 | 2 | Selma Ims | Norway | 59.94 | q |
| 6 | 8 | Gal Natanel | Israel | 1:00.92 | |
| 7 | 6 | Taiwo Kudoro | Nigeria | 1:01.51 | |
| 8 | 4 | Greta Vuolo | Italy | 1:01.52 | |

### Semi-finals

First 2 of each heat (Q) plus 2 fastest times (q) qualify to Final.

#### Heat 1

| Rank | Lane | Athlete | Nation | Time | Notes |
| 1 | 8 | Méta Tumba | France | 56.79 | Q |
| 2 | 6 | Wiktoria Gadajska | Poland | 57.19 | Q |
| 3 | 7 | Hannah Van Niekerk | South Africa | 57.41 | q, PB |
| 4 | 4 | Viola Hambidge | Estonia | 58.91 | |
| 5 | 2 | Giulia Wirth | Switzerland | 59.18 | PB |
| 6 | 9 | Petra Lalik | Hungary | 59.30 | |
| 7 | 5 | Nina Radová | Czech Republic | 59.34 | |
| 8 | 3 | Siena Farrell | Australia | 1:00.96 | |

#### Heat 2

| Rank | Lane | Athlete | Nation | Time | Notes |
| 1 | 8 | Michelle Smith | United States Virgin Islands | 56.39 | Q |
| 2 | 7 | Candice Von Paulen | France | 56.81 | Q, PB |
| 3 | 9 | Rebecca Slezáková | Slovakia | 57.64 | q, PB |
| 4 | 5 | Alesha Bennetts | Australia | 57.92 | SB |
| 5 | 6 | Braelyn Baker | United States | 57.97 | |
| 6 | 2 | Essi Niskala | Finland | 59.05 | |
| 7 | 3 | Selma Ims | Norway | 59.53 | |
| – | 4 | Gloria Guerrier | Haiti | DQ | TR17.2.3 |

#### Heat 3

| Rank | Lane | Athlete | Nation | Time | Notes |
| 1 | 8 | Jasmine Robinson | United States | 57.37 | Q |
| 2 | 7 | Mila Heikkonen | Finland | 57.79 | Q |
| 3 | 6 | Tumi Ramokgopa | South Africa | 57.96 | |
| 4 | 9 | Zoë Laureys | Belgium | 58.21 | SB |
| 5 | 4 | Aleksandra Suchenek | Poland | 58.46 | |
| 6 | 2 | Maša Garić | Bosnia and Herzegovina | 58.91 | NU20R |
| 7 | 3 | Mia Meringo | Estonia | 59.81 | |
| 8 | 5 | Kelly Ann Carr | Jamaica | 1:00.33 | |

### Final

| Rank | Lane | Athlete | Nation | Time | Notes |
| | 5 | Méta Tumba | France | 55.59 | NU20R |
| | 9 | Wiktoria Gadajska | Poland | 56.87 | NU20R |
| | 3 | Hannah Van Niekerk | South Africa | 56.98 | PB |
| 4 | 6 | Michelle Smith | United States Virgin Islands | 57.21 | |
| 5 | 8 | Candice Von Paulen | France | 57.34 | |
| 6 | 4 | Mila Heikkonen | Finland | 57.64 | |
| 7 | 2 | Rebecca Slezáková | Slovakia | 59.23 | |
| – | 7 | Jasmine Robinson | United States | DQ | TR22.6.1 |