| Event: | Women's 4 × 400 metres relay |
| Competition: | 2021 World Athletics U20 Championships |
| Venue: | Kasarani Stadium |
| Dates: | 22 August |
| Competitors: | 32 |
| Nations: | 8 |
| Win Value: | 3:31.46 |
| Gold: | Opeyemi Deborah Oke Imaobong Nse Uko Ella Onojuvwevwo Favour Ofili |
| Goldnoc: | NGR |
| Silver: | Annalee Robinson Aalliyah Francis Alliah Baker Daena Dyer |
| Silvernoc: | JAM |
| Bronze: | Alessandra Iezzi Federica Pansini Angelica Ghergo Alexandra Almici |
| Bronzenoc: | ITA |
| Prev: | 2018 |
| Next: | 2022 |
The women's 4 × 400 metres relay at the 2021 World Athletics U20 Championships was held at the Kasarani Stadium on 22 August.[1]
| Standing records prior to the 2021 World Athletics U20 Championships | |||||
|---|---|---|---|---|---|
| World U20 Record | 3:27.60 | Grosseto, Italy | 18 July 2004 | ||
| Championship Record | 3:27.60 | Grosseto, Italy | 18 July 2004 | ||
| World U20 Leading | 3:35.38 | Tallinn, Estonia | 18 July 2021 | ||
The final was held on 22 August at 17:55.[2]
| Rank | Nation | Athletes | Time | Notes | |
|---|---|---|---|---|---|
| 3:31.46 | |||||
| 3:36.57 | |||||
| 3:37.18 | |||||
| 4 | 3:40.45 | ||||
| 5 | 3:41.59 | ||||
| 6 | 3:43.16 | ||||
| 7 | 3:43.37 | ||||
| 8 | 3:49.36 |