# 2017 World Championships in Athletics – Women's 800 metres

The women's 800 metres at the 2017 World Championships in Athletics was held at the London Olympic Stadium on 10−11 and 13 August.

## Records

Before the competition records were as follows:
| Record | Perf. | Athlete | Nat. | Date | Location |
| World | 1:53.28 | Jarmila Kratochvílová | TCH | 26 Jul 1983 | Munich, West Germany |
| Championship | 1:54.68 | Jarmila Kratochvílová | TCH | 9 Aug 1983 | Helsinki, Finland |
| World leading | 1:55.27 | Caster Semenya | RSA | 21 Jul 2017 | Monaco |
| African | 1:54.01 | Pamela Jelimo | KEN | 29 Aug 2008 | Zürich, Switzerland |
| Asian | 1:55.54 | Liu Dong | CHN | 9 Sep 1993 | Beijing, China |
| NACAC | 1:54.44 | Ana Fidelia Quirot | CUB | 9 Sep 1989 | Barcelona, Spain |
| South American | 1:56.68 | Letitia Vriesde | SUR | 13 Aug 1995 | Gothenburg, Sweden |
| European | 1:53.28 | Jarmila Kratochvílová | TCH | 26 Jul 1983 | Munich, West Germany |
| Oceanian | 1:58.25 | Toni Hodgkinson | NZL | 7 Jul 1996 | Atlanta, United States |
The following records were set at the competition:
| Record | Perf. | Athlete | Nat. | Date |
| World leading | 1:55.16 | Caster Semenya | RSA | 13 Aug 2017 |

## Qualification standard

The standard to qualify automatically for entry was 2:01.00.

## Schedule

The event schedule, in local time (UTC+1), is as follows:
| Date | Time | Round |
| 10 August | 19:25 | Heats |
| 11 August | 19:35 | Semifinals |
| 13 August | 20:10 | Final |

## Results
### Heats

The first round took place on 10 August in six heats as follows:
| Heat | 1 | 2 | 3 | 4 | 5 | 6 |
| Start time | 19:24 | 19:33 | 19:42 | 19:51 | 20:01 | 20:10 |
| Photo finish | link | link | link | link | link | link |
The first three in each heat ( Q ) and the next six fastest ( q ) qualified for the semifinals. The overall results were as follows:
| Rank | Heat | Lane | Name | Nationality | Time | Notes |
| 1 | 6 | 5 | Francine Niyonsaba | Burundi (BDI) | 1:59.86 | Q |
| 2 | 6 | 7 | Habitam Alemu | Ethiopia (ETH) | 2:00.07 | Q |
| 3 | 6 | 9 | Selina Büchel | Switzerland (SUI) | 2:00.23 | Q |
| 4 | 6 | 3 | Adelle Tracey | Great Britain & N.I. (GBR) | 2:00.28 | q, SB |
| 5 | 1 | 6 | Ajeé Wilson | United States (USA) | 2:00.52 | Q |
| 6 | 4 | 4 | Margaret Wambui | Kenya (KEN) | 2:00.75 | Q |
| 7 | 2 | 3 | Angelika Cichocka | Poland (POL) | 2:00.86 | Q, SB |
| 8 | 1 | 4 | Noélie Yarigo | Benin (BEN) | 2:00.99 | Q, SB |
| 9 | 4 | 6 | Lynsey Sharp | Great Britain & N.I. (GBR) | 2:01.04 | Q |
| 10 | 2 | 5 | Melissa Bishop | Canada (CAN) | 2:01.11 | Q |
| 11 | 6 | 4 | Christina Hering | Germany (GER) | 2:01.13 | q |
| 12 | 1 | 7 | Eglė Balčiūnaitė | Lithuania (LTU) | 2:01.21 | Q, SB |
| 13 | 6 | 2 | Hanna Hermansson | Sweden (SWE) | 2:01.25 | q |
| 14 | 2 | 9 | Shelayna Oskan-Clarke | Great Britain & N.I. (GBR) | 2:01.30 | Q |
| 15 | 3 | 7 | Caster Semenya | South Africa (RSA) | 2:01.33 | Q |
| 16 | 3 | 2 | Rose Mary Almanza | Cuba (CUB) | 2:01.43 | Q |
| 17 | 1 | 2 | Sanne Verstegen | Netherlands (NED) | 2:01.50 | q |
| 18 | 3 | 8 | Joanna Jóźwik | Poland (POL) | 2:01.51 | Q |
| 19 | 2 | 6 | Brenda Martinez | United States (USA) | 2:01.53 | q |
| 20 | 6 | 6 | Gena Löfstrand | South Africa (RSA) | 2:01.73 | q |
| 21 | 3 | 3 | Angie Petty | New Zealand (NZL) | 2:01.76 | |
| 22 | 3 | 6 | Natoya Goule | Jamaica (JAM) | 2:01.77 | |
| 23 | 4 | 7 | Halimah Nakaayi | Uganda (UGA) | 2:01.80 | Q |
| 24 | 4 | 9 | Maryna Arzamasova | Belarus (BLR) | 2:01.92 | SB |
| 25 | 4 | 2 | Mahlet Mulugeta | Ethiopia (ETH) | 2:02.04 | |
| 26 | 4 | 8 | Olha Lyakhova | Ukraine (UKR) | 2:02.07 | |
| 27 | 2 | 4 | Esther Guerrero | Spain (ESP) | 2:02.22 | |
| 28 | 3 | 4 | Brittany McGowan | Australia (AUS) | 2:02.25 | |
| 29 | 1 | 8 | Winnie Nanyondo | Uganda (UGA) | 2:02.65 | |
| 30 | 2 | 2 | Emily Cherotich Tuei | Kenya (KEN) | 2:02.70 | |
| 31 | 5 | 6 | Charlene Lipsey | United States (USA) | 2:02.74 | Q |
| 32 | 4 | 3 | Yusneysi Santiusti | Italy (ITA) | 2:02.75 | |
| 33 | 5 | 2 | Hedda Hynne | Norway (NOR) | 2:02.85 | Q |
| 34 | 5 | 7 | Dorcus Ajok | Uganda (UGA) | 2:02.98 | Q |
| 35 | 1 | 3 | Kore Tola | Ethiopia (ETH) | 2:03.01 | |
| 36 | 4 | 5 | Lindsey Butterworth | Canada (CAN) | 2:03.19 | |
| 37 | 5 | 9 | Aníta Hinriksdóttir | Iceland (ISL) | 2:03.45 | |
| 38 | 5 | 5 | Georgia Griffith | Australia (AUS) | 2:03.54 | |
| 39 | 3 | 5 | Annie LeBlanc | Canada (CAN) | 2:04.06 | |
| 40 | 5 | 3 | Síofra Cléirigh Büttner | Ireland (IRL) | 2:06.54 | |
| 41 | 2 | 8 | Lora Storey | Australia (AUS) | 2:07.17 | |
| 42 | 1 | 5 | Johana Arrieta | Colombia (COL) | 2:07.36 | |
| 43 | 2 | 7 | Nimali Liyanarachchi | Sri Lanka (SRI) | 2:08.49 | |
| 44 | 5 | 4 | Kimarra McDonald | Jamaica (JAM) | 2:09.19 | |
| 45 | 6 | 8 | Rose Lokonyen | Athlete Refugee Team (ART) | 2:20.06 | SB |
| | 1 | 9 | Lovisa Lindh | Sweden (SWE) | DNS | |
| | 5 | 8 | Eunice Sum | Kenya (KEN) | DNS | |

### Semifinals

The semifinals took place on 11 August in three heats as follows:
| Heat | 1 | 2 | 3 |
| Start time | 19:35 | 19:45 | 19:55 |
| Photo finish | link | link | link |
The first two in each heat ( Q ) and the next two fastest ( q ) qualified for the final. The overall results were as follows:
| Rank | Heat | Lane | Name | Nationality | Time | Notes |
| 1 | 2 | 6 | Caster Semenya | South Africa (RSA) | 1:58.90 | Q |
| 2 | 1 | 4 | Ajeé Wilson | United States (USA) | 1:59.21 | Q |
| 3 | 2 | 3 | Angelika Cichocka | Poland (POL) | 1:59.32 | Q, SB |
| 4 | 2 | 7 | Charlene Lipsey | United States (USA) | 1:59.35 | q |
| 5 | 2 | 5 | Lynsey Sharp | Great Britain & N.I. (GBR) | 1:59.47 | q |
| 6 | 1 | 7 | Melissa Bishop | Canada (CAN) | 1:59.56 | Q |
| 7 | 1 | 3 | Noélie Yarigo | Benin (BEN) | 1:59.74 | SB |
| 8 | 1 | 6 | Rose Mary Almanza | Cuba (CUB) | 1:59.79 | |
| 9 | 2 | 4 | Selina Büchel | Switzerland (SUI) | 1:59.85 | |
| 10 | 1 | 8 | Hedda Hynne | Norway (NOR) | 1:59.88 | |
| 11 | 1 | 9 | Adelle Tracey | Great Britain & N.I. (GBR) | 2:00.26 | SB |
| 12 | 1 | 2 | Hanna Hermansson | Sweden (SWE) | 2:00.43 | PB |
| 13 | 2 | 2 | Eglė Balčiūnaitė | Lithuania (LTU) | 2:00.48 | SB |
| 14 | 1 | 5 | Habitam Alemu | Ethiopia (ETH) | 2:00.69 | |
| 15 | 2 | 9 | Sanne Verstegen | Netherlands (NED) | 2:00.92 | |
| 16 | 3 | 5 | Francine Niyonsaba | Burundi (BDI) | 2:01.11 | Q |
| 17 | 3 | 7 | Margaret Wambui | Kenya (KEN) | 2:01.19 | Q |
| 18 | 3 | 4 | Brenda Martinez | United States (USA) | 2:01.31 | |
| 19 | 3 | 2 | Halimah Nakaayi | Uganda (UGA) | 2:01.74 | |
| 20 | 3 | 6 | Joanna Jóźwik | Poland (POL) | 2:01.91 | |
| 21 | 2 | 8 | Dorcus Ajok | Uganda (UGA) | 2:02.00 | |
| 22 | 3 | 8 | Shelayna Oskan-Clarke | Great Britain & N.I. (GBR) | 2:02.26 | |
| 23 | 3 | 9 | Christina Hering | Germany (GER) | 2:02.69 | |
| 24 | 3 | 3 | Gena Löfstrand | South Africa (RSA) | 2:03.67 | |

### Final

The final took place on 13 August at 20:10. The results were as follows: (photo finish)
| Rank | Lane | Name | Nationality | Time | Notes | Split Time | Split Time |
| Rank | Lane | Name | Nationality | Time | Notes | 1st 400m | 2nd 400m |
| | 4 | Caster Semenya | South Africa (RSA) | 1:55.16 | WL | 0:58:53 | 0:56:63 |
| | 7 | Francine Niyonsaba | Burundi (BDI) | 1:55.92 | | 0:57:98 | 0:57:94 |
| | 5 | Ajeé Wilson | United States (USA) | 1:56.65 | | 0:58:21 | 0:58:44 |
| 4 | 9 | Margaret Wambui | Kenya (KEN) | 1:57.54 | | 0:58.36 | 0:59:18 |
| 5 | 6 | Melissa Bishop | Canada (CAN) | 1:57.68 | | 0:58:51 | 0:59:17 |
| 6 | 3 | Angelika Cichocka | Poland (POL) | 1:58.41 | PB | 0:58:82 | 0:59:59 |
| 7 | 8 | Charlene Lipsey | United States (USA) | 1:58.73 | | 0:58:77 | 0:59:96 |
| 8 | 2 | Lynsey Sharp | Great Britain & N.I. (GBR) | 1:58.98 | | 0:58:42 | 1:00:56 |