# 2022 World Athletics U20 Championships – Women's 400 metres

The women's 400 metres at the 2022 World Athletics U20 Championships was held at the Estadio Olímpico Pascual Guerrero in Cali, Colombia on 2, 3 and 4 August 2022.

## Records

U20 standing records prior to the 2022 World Athletics U20 Championships were as follows:
Standing records prior to the 2022 World Athletics U20 Championships :
| World U20 Record | Grit Breuer (GER) | 49.42 | Tokyo, Japan | 27 August 1991 |
| Championship Record | Ashley Spencer (USA) | 50.50 | Barcelona, Spain | 13 July 2012 |
| World U20 Leading | Imaobong Nse Uko (NGR) | 51.24 | Lubbock, United States | 15 May 2022 |

## Results
### Round 1

Qualification: First 4 of each heat (Q) and the 4 fastest times (q) qualified for the semifinals.
| Rank | Heat | Lane | Name | Nationality | Time | Note |
| 1 | 3 | 3 | Yemi Mary John | Great Britain | 52.42 | Q, PB |
| 2 | 2 | 6 | Rupal | India | 52.50 [.496] | Q |
| 2 | 5 | 4 | Berta Segura | Spain | 52.50 [.496] | Q, NU20R |
| 4 | 5 | 7 | Priya Mohan | India | 52.56 | Q |
| 5 | 2 | 7 | Damaris Mutunga | Kenya | 52.60 | Q, PB |
| 6 | 1 | 3 | Zenab Mahamat | Bahrain | 52.87 | Q, PB |
| 7 | 3 | 2 | Ellie Beer | Australia | 53.30 | Q, SB |
| 8 | 1 | 8 | Precious Molepo | South Africa | 53.50 | Q |
| 9 | 5 | 8 | Henriette Jæger | Norway | 53.53 | Q |
| 10 | 3 | 6 | Mekenze Kelley | United States | 53.59 | Q |
| 11 | 1 | 5 | Ella Clayton | Canada | 53.69 | Q |
| 12 | 4 | 7 | Dejanea Oakley | Jamaica | 53.70 | Q |
| 13 | 4 | 6 | Sylvia Chelangat | Kenya | 53.99 | Q |
| 14 | 5 | 5 | Jasmin Guthrie | Australia | 54.02 | Q |
| 15 | 1 | 6 | Mia Powell | New Zealand | 54.04 | Q, PB |
| 16 | 3 | 5 | Tharushi Dissanayaka | Sri Lanka | 54.13 | Q |
| 17 | 2 | 3 | Salma Lehlali | Morocco | 54.14 | Q, NU20R |
| 18 | 2 | 2 | Katriina Wright | Finland | 54.16 | Q |
| 19 | 4 | 2 | Queen Usunobun | Nigeria | 54.32 | Q |
| 20 | 4 | 5 | Ana Rus | Slovenia | 54.43 | Q, PB |
| 21 | 5 | 3 | Rickianna Russell | Jamaica | 54.63 | q |
| 22 | 5 | 6 | Ioana-Rebecca Andrei | Romania | 54.75 | q, PB |
| 23 | 4 | 8 | Zaya Akins | United States | 55.23 | q |
| 24 | 3 | 7 | Javonya Valcourt | Bahamas | 55.31 | q |
| 25 | 4 | 4 | Alianni Rosario Arrindel | Dominican Republic | 55.57 | |
| 26 | 5 | 2 | Jamara Patterson | Grenada | 55.75 | |
| 27 | 1 | 7 | Akrisa Eristee | British Virgin Islands | 55.86 | |
| 28 | 1 | 4 | Julia Aparecida Rocha | Brazil | 55.92 | |
| 29 | 3 | 4 | Nicole Milić | Croatia | 56.26 | |
| 30 | 4 | 3 | Ibeyis Romero | Venezuela | 56.55 | |
| 31 | 2 | 4 | Nancy Demattè | Italy | 56.70 | |
| 32 | 2 | 5 | Paola Loboa | Colombia | 57.33 | |
| 33 | 3 | 8 | Natasha Fox | Trinidad and Tobago | 58.09 | |
| | 2 | 8 | Osaretin Joy Usenbor | Nigeria | DQ | TR17.4.3 |

### Semifinals

Qualification: First 2 of each heat (Q) and the 2 fastest times (q) qualified for the final.
| Rank | Heat | Lane | Name | Nationality | Time | Note |
| 1 | 1 | 4 | Yemi Mary John | Great Britain | 51.72 | Q, PB |
| 2 | 2 | 5 | Rupal | India | 52.27 | Q, PB |
| 3 | 1 | 6 | Damaris Mutunga | Kenya | 52.29 [.284] | Q, PB |
| 4 | 2 | 6 | Dejanea Oakley | Jamaica | 52.29 [.289] | Q, NU20R |
| 5 | 2 | 4 | Henriette Jæger | Norway | 52.33 | q |
| 6 | 3 | 6 | Berta Segura | Spain | 52.51 | Q |
| 7 | 2 | 3 | Ellie Beer | Australia | 52.55 | q, SB |
| 8 | 1 | 7 | Ella Clayton | Canada | 52.84 | |
| 9 | 1 | 3 | Mekenze Kelley | United States | 53.09 | |
| 10 | 1 | 5 | Priya Mohan | India | 53.22 | |
| 11 | 3 | 3 | Precious Molepo | South Africa | 53.28 | Q |
| 12 | 3 | 7 | Jasmin Guthrie | Australia | 53.56 | PB |
| 13 | 2 | 2 | Zaya Akins | United States | 53.62 | |
| 14 | 3 | 8 | Queen Usunobun | Nigeria | 53.63 | |
| 15 | 3 | 5 | Sylvia Chelangat | Kenya | 53.89 | |
| 16 | 1 | 2 | Katriina Wright | Finland | 53.95 | |
| 17 | 2 | 7 | Mia Powell | New Zealand | 54.37 | |
| 18 | 3 | 2 | Rickianna Russell | Jamaica | 54.44 | |
| 19 | 2 | 1 | Ana Rus | Slovenia | 54.53 | |
| 20 | 3 | 1 | Ioana-Rebecca Andrei | Romania | 54.78 | |
| 21 | 1 | 8 | Tharushi Dissanayaka | Sri Lanka | 54.86 | |
| 22 | 1 | 1 | Javonya Valcourt | Bahamas | 54.89 | PB |
| | 3 | 4 | Zenab Mahamat | Bahrain | DQ | TR17.4.3 |
| | 2 | 8 | Salma Lehlali | Morocco | DQ | TR17.4.3 |

### Final

The final was held on 4 August at 17:42
| Rank | Lane | Name | Nationality | Time | Note |
| | 4 | Yemi Mary John | Great Britain | 51.50 | PB |
| | 5 | Damaris Mutunga | Kenya | 51.71 | NU20R |
| | 6 | Rupal | India | 51.85 | PB |
| 4 | 1 | Henriette Jæger | Norway | 52.23 | NU20R |
| 5 | 8 | Dejanea Oakley | Jamaica | 52.31 | |
| 6 | 3 | Berta Segura | Spain | 52.56 | |
| 7 | 2 | Ellie Beer | Australia | 52.82 | |
| 8 | 7 | Precious Molepo | South Africa | 53.49 | |