South Korea at the 2017 World Championships in Athletics
# South Korea at the 2017 World Championships in Athletics

South Korea will compete at the 2017 World Championships in Athletics in London, Great Britain, from 4–13 August 2017.

## Results

(q – qualified, NM – no mark, SB – season best)

### Men

**Track and road events**

| Athlete | Event | Heat | Heat | Semifinal | Semifinal | Final | Final |
| - | - | - | - | - | - | - | - |
| Athlete | Event | Result | Rank | Result | Rank | Result | Rank |
| Kim Kuk-young | 100 metres | 10.24 | 24 Q | 10.40 | 23 | Did not advance | Did not advance |
| Kim Hyo-su | Marathon | — | — | — | — | 2:25:08 | 59 |
| Shin Kwang-sik | Marathon | — | — | — | — | 2:29:52 | 65 |
| Yu Seung-yeop | Marathon | — | — | — | — | 2:29:06 | 64 |
| Kim Byoung-jun | 110 metres hurdles | 13.81 | 36 | Did not advance | Did not advance | Did not advance | Did not advance |
| Choe Byeong-kwang | 20 kilometres walk | — | — | — | — | 1:22:54 SB | 31 |
| Kim Hyun-sub | 20 kilometres walk | — | — | — | — | 1:22:08 | 26 |
| Kim Dae-ho | 20 kilometres walk | — | — | — | — | 1:30:41 | 57 |
| Park Chil-sung | 50 kilometres walk | — | — | — | — | 3:59:46 SB | 29 |

**Field events**

| Athlete | Event | Qualification | Qualification | Final | Final |
| - | - | - | - | - | - |
| Athlete | Event | Distance | Position | Distance | Position |
| Woo Sang-hyeok | High jump | 2.22 | 25 | Did not advance | Did not advance |
| Kim Deok-hyeon | Long jump | 7.85 | 16 | 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 |
| Choi Kyung-sun | Marathon | — | — | — | — | 2:45:46 | 54 |
| Kim Seon-geun | Marathon | — | — | — | — | 2:39:52 | 38 |
| Lim Kyung-hee | Marathon | — | — | — | — | 2:38:38 | 34 |
| Jung Hye-lim | 100 metres hurdles | 13.37 | 34 | Did not advance | Did not advance | Did not advance | Did not advance |
| Jeon Yeon-geun | 20 kilometres walk | — | — | — | — | 1:33:29 SB | 30 |
| Lee Da-seul | 20 kilometres walk | — | — | — | — | 1:38:54 | 48 |
