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Sejin SON
Marathon
Half Marathon
5000m
10,000m
1500m
 Korea
Born17 JAN 2003 (23)
Sejin's code14918649
Current World Rankings
#1445 Men's marathon, #1637 Men's 5000m, #1771 Men's 10000m
Personal bests
resultResult
2:17:57
dateDate
15 MAR 2026
scoreScore
991
competitionCompetition & venue
Seoul (KOR)
resultResult
1:06:45
dateDate
02 FEB 2025
scoreScore
930
competitionCompetition & venue
Marugame (JPN)
resultResult
14:29.13
dateDate
19 OCT 2025
scoreScore
905
competitionCompetition & venue
Busan Asiad Stadium, Busan (KOR)
resultResult
30:39.51
dateDate
01 APR 2025
scoreScore
899
competitionCompetition & venue
Gimhae Stadium, Gimhae (KOR)
resultResult
3:58.04
dateDate
12 OCT 2022
scoreScore
878
competitionCompetition & venue
Ulsan (KOR)
* Not legal
Season’s bests (2026)
* Not legal
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