# South Africa at the 2017 World Championships in Athletics

South Africa competed at the 2017 World Championships in Athletics in London, United Kingdom, from 4 to 13 August 2017.

## Medalists

| Medal | Name | Event | Date |
| Gold | Luvo Manyonga | Men's long jump | 5 August |
| Gold | Wayde van Niekerk | Men's 400 metres | 8 August |
| Gold | Caster Semenya | Women's 800 metres | 13 August |
| Silver | Wayde van Niekerk | Men's 200 metres | 10 August |
| Bronze | Ruswahl Samaai | Men's long jump | 5 August |
| Bronze | Caster Semenya | Women's 1500 metres | 7 August |

## Results
### Men
#### Track and road events

| Athlete | Event | Heat | Heat | Semifinal | Semifinal | Final | Final |
| Athlete | Event | Result | Rank | Result | Rank | Result | Rank |
| Thando Roto | 100 metres | DQ | – | Did not advance | Did not advance | Did not advance | Did not advance |
| Akani Simbine | 100 metres | 10.15 | 15 q | 10.05 | 5 Q | 10.01 | 5 |
| Clarence Munyai | 200 metres | DQ | – | Did not advance | Did not advance | Did not advance | Did not advance |
| Akani Simbine | 200 metres | 20.26 | 9 Q | 20.62 | 18 | Did not advance | Did not advance |
| Wayde Van Niekerk | 200 metres | 20.16 | 4 Q | 20.28 | 7 q | 20.11 | |
| Pieter Conradie | 400 metres | 46.62 | 40 | Did not advance | Did not advance | Did not advance | Did not advance |
| Wayde Van Niekerk | 400 metres | 45.27 | 16 Q | 44.22 | 3 Q | 43.98 | |
| Stephen Mokoka | 10,000 metres | — | — | — | — | 28:14.67 | 20 |
| Lusapho April | Marathon | — | — | — | — | DNS | – |
| Desmond Mokgobu | Marathon | — | — | — | — | 2:16.14 | 21 |
| Sibusiso Nzima | Marathon | — | — | — | — | DNF | – |
| Antonio Alkana | 110 metres hurdles | 13.43 | 14 Q | 13.59 | 16 | Did not advance | Did not advance |
| Lebogang Shange | 20 kilometres walk | — | — | — | — | 1:19.18 NR | 4 |

#### Field events

| Athlete | Event | Qualification | Qualification | Final | Final |
| Athlete | Event | Distance | Position | Distance | Position |
| Luvo Manyonga | Long jump | 8.12 | 4 Q | 8.48 | |
| Ruswahl Samaai | Long jump | 8.14 | 3 Q | 8.32 | |
| Zarck Visser | Long jump | 7.66 | 25 | Did not advance | Did not advance |
| Orazio Cremona | Shot put | 19.81 | 23 | Did not advance | Did not advance |
| Jaco Engelbrecht | Shot put | 19.59 | 27 | Did not advance | Did not advance |
| Victor Hogan | Discus throw | 62.26 | 18 | Did not advance | Did not advance |
| Rocco van Rooyen | Javelin throw | 74.02 | 30 | Did not advance | Did not advance |

### Women
#### Track and road events

| Athlete | Event | Heat | Heat | Semifinal | Semifinal | Final | Final |
| Athlete | Event | Result | Rank | Result | Rank | Result | Rank |
| Carina Horn | 100 metres | 11.28 | 19 Q | 11.26 | 20 | Did not advance | Did not advance |
| Justine Palframan | 200 metres | 23.35 | 21 q | 23.21 | 15 | Did not advance | Did not advance |
| Caster Semenya | 800 metres | 2:01.33 | 15 Q | 1:58.90 | 1 Q | 1:55.16 WL | |
| Gena Löfstrand | 800 metres | 2:01.73 | 20 q | 2:03.67 | 23 | Did not advance | Did not advance |
| Caster Semenya | 1500 metres | 4:02.84 SB | 2 Q | 4:03.80 | 4 Q | 4:02.90 | |
| Jenna Challenor | Marathon | — | — | — | — | 2:47:22 SB | 59 |
| Mapaseka Makhanya | Marathon | — | — | — | — | 2:40:15 SB | 40 |
| Wenda Nel | 400 metres hurdles | 55.47 | 12 Q | 55.70 | 10 | Did not advance | Did not advance |
| Justine Palframan Gena Löfstrand Ariane Nel Wenda Nel | 4 × 400 metres relay | 3:37.82 SB | 13 | — | — | Did not advance | Did not advance |