South Korea competed at the 2015 World Championships in Athletics in Beijing, China, from 22–30 August 2015.

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

Men Track and road events AthleteEventHeatSemifinalFinalResultRankResultRankResultRank Kim Kuk-young 100 metres 10.48 7colspan="4" Noh Si-hwan Marathoncolspan=4 2:32:3539 Yu Seung-yeopcolspan=4 DNF Byun Young-jun 20 kilometres walkcolspan=4 DQ Choe Byeong-kwangcolspan=4 1:28:0145 Kim Hyun-subcolspan=4 1:21:4010 Park Chil-sung 50 kilometres walkcolspan=4 3:56:42 SB23

Field events AthleteEventQualificationFinalDistancePositionDistancePosition Kim Deok-hyeon Triple jump16.7214colspan="2"

Women Track and road events AthleteEventHeatSemifinalFinalResultRankResultRankResultRank Kim Seongeun Marathoncolspan="4" 2:42:1430 Yeum Go-euncolspan="4" 2:46:4641 Jeon Yeong-eun 20 kilometres walkcolspan=4 1:35:4827 Lee Jeong-euncolspan=4 1:36:5235

References