# 2024 World Athletics U20 Championships – Women's 800 metres

The women's 800 metres at the 2024 World Athletics U20 Championships was held at the Estadio Atlético de la VIDENA in Lima, Peru on 27, 28 and 29 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 | Pamela Jelimo (KEN) | 1:54.01 | Zürich, Switzerland | 29 August 2008 |
| Championship Record | Roisin Willis (USA) | 1:59.13 | Cali, Colombia | 3 August 2022 |
| World U20 Leading | Phoebe Gill (GBR) | 1:57.86 | Belfast, United Kingdom | 11 May 2024 |

## Results
### Heats

The first 4 athletes in each heat (Q) and the next 4 fastest (q) qualified to the semi-finals.

#### Heat 1

| Rank | Athlete | Nation | Time | Notes |
| 1 | Rin Kubo | Japan | 2:04.53 | Q |
| 2 | Aster Areri | Ethiopia | 2:04.76 | Q, PB |
| 3 | Marie Warneke | Germany | 2:04.80 | Q, PB |
| 4 | Carise van Rooyen | South Africa | 2:07.51 | Q |
| 5 | Luise Braga | Brazil | 2:07.77 | q |
| 6 | Maria Avelino | Portugal | 2:09.43 | |
| 7 | Laxita Sandilea | India | 2:11.96 | |
| 8 | Janet Jepkemoi | Kenya | 2:15.94 | |

#### Heat 2

| Rank | Athlete | Nation | Time | Notes |
| 1 | Sophia Gorriaran | United States | 2:07.43 | Q |
| 2 | Nesrine Abed | Algeria | 2:07.46 | Q |
| 3 | Adéla Holubová | Czech Republic | 2:07.78 | Q |
| 4 | Tara Vučković | Serbia | 2:07.93 | Q |
| 5 | Boh Ritchie | New Zealand | 2:08.39 | q |
| 6 | Layla Haynes | Barbados | 2:08.93 | |
| 7 | Izandri Jacobs | South Africa | 2:12.15 | |
| 8 | Kitania Headley | Jamaica | 2:14.81 | |

#### Heat 3

| Rank | Athlete | Nation | Time | Notes |
| 1 | Claudia Hollingsworth | Australia | 2:08.98 | Q |
| 2 | Marta Mitjans | Spain | 2:09.87 | Q |
| 3 | Ioulianna Roussou | Greece | 2:10.33 | Q |
| 4 | Claire Uwitonze | Rwanda | 2:10.94 | Q, PB |
| 5 | Stephanie Bertram | Canada | 2:12.13 | |
| 6 | Ka'myya Haywood | United States | 2:12.53 | |
| 7 | Natalia Issler | Switzerland | 2:13.41 | |
| 8 | Hannah Odendahl | Germany | 2:13.80 | |
| 9 | Luciana Fernandez | Peru | 2:17.78 | |

#### Heat 4

| Rank | Athlete | Nation | Time | Notes |
| 1 | Sarah Moraa | Kenya | 2:05.11 | Q |
| 2 | Lorenza De Noni | Italy | 2:06.02 | Q |
| 3 | Kyla Martin | Canada | 2:06.20 | Q |
| 4 | Fleur Cooper | Australia | 2:06.80 | Q |
| 5 | Claudia Costiuc | Romania | 2:07.35 | q |
| 6 | Marte Hovland | Norway | 2:08.57 | |
| 7 | Elena Ban | Croatia | 2:12.40 | |
| – | Saida El-Bouzy | Morocco | DNS | |

#### Heat 5

| Rank | Athlete | Nation | Time | Notes |
| 1 | Ngalula Kabangu | Italy | 2:06.98 | Q |
| 2 | Malin Hoelsveen | Norway | 2:07.07 | Q |
| 3 | Marie Chovancová | Czech Republic | 2:07.29 | Q |
| 4 | Isabel Conde Frankenberg | Argentina | 2:07.54 | Q |
| 5 | Elle Ceder | Finland | 2:08.18 | q |
| 6 | Dunja Sikima | Serbia | 2:10.31 | |
| 7 | Sabrina Pena | Brazil | 2:10.87 | |
| 8 | Victoria Guerrier | Haiti | 2:11.73 | |

### Semi-finals

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

#### Heat 1

| Rank | Athlete | Nation | Time | Notes |
| 1 | Rin Kubo | Japan | 2:03.00 | Q |
| 2 | Sophia Gorriaran | United States | 2:03:01 | Q |
| 3 | Marta Mitjans | Spain | 2:03.20 | q, PB |
| 4 | Fleur Cooper | Australia | 2:05.14 | PB |
| 5 | Boh Ritchie | New Zealand | 2:05.60 | PB |
| 6 | Tara Vučković | Serbia | 2:06.60 | |
| 7 | Luise Braga | Brazil | 2:14.22 | |
| 8 | Ioulianna Roussou | Greece | 2:15.60 | |

#### Heat 2

| Rank | Athlete | Nation | Time | Notes |
| 1 | Claudia Hollingsworth | Australia | 2:03.52 | Q |
| 2 | Marie Warneke | Germany | 2:03.83 | Q, PB |
| 3 | Kyla Martin | Canada | 2:05.83 | |
| 4 | Ngalula Kabangu | Italy | 2:05.95 | |
| 5 | Nesrine Abed | Algeria | 2:06.04 | |
| 6 | Isabel Conde Frankenberg | Argentina | 2:07.89 | |
| 7 | Adéla Holubová | Czech Republic | 2:09.17 | |
| 8 | Claire Uwitonze | Rwanda | 2:10.11 | PB |

#### Heat 3

| Rank | Athlete | Nation | Time | Notes |
| 1 | Sarah Moraa | Kenya | 2:03.44 | Q |
| 2 | Lorenza De Noni | Italy | 2:04.21 | Q |
| 3 | Aster Areri | Ethiopia | 2:04.58 | q, PB |
| 4 | Marie Chovancová | Czech Republic | 2:04.81 | PB |
| 5 | Elle Ceder | Finland | 2:05.36 | PB |
| 6 | Malin Hoelsveen | Norway | 2:05.37 | |
| 7 | Claudia Costiuc | Romania | 2:06.93 | |
| 8 | Carise van Rooyen | South Africa | 2:08.33 | |

### Final

| Rank | Athlete | Nation | Time | Notes |
| | Sarah Moraa | Kenya | 2:00.36 | |
| | Claudia Hollingsworth | Australia | 2:00.87 | |
| | Sophia Gorriaran | United States | 2:01.04 | |
| 4 | Marie Warneke | Germany | 2:02.88 | PB |
| 5 | Lorenza De Noni | Italy | 2:03.20 | PB |
| 6 | Rin Kubo | Japan | 2:03.31 | |
| 7 | Marta Mitjans | Spain | 2:04.15 | |
| 8 | Aster Areri | Ethiopia | 2:09.36 | |