Seong-il Oh
South KoreaActive- Born
- Sep 13, 2001 (25 years old)
- Events
- 10 Kilometres Road · 5000 m
Seong-il Oh is a South Korea middle-distance runner, born on September 13, 2001. He competes primarily in the 1500m, 5000m and Semi.
His personal bests include 3:59.04 in the 1500m, 14:39.09 in the 5000m, 1:08:56 in the Semi, 2:29:38 in the Marathon and 30:56 in the 10Kilometr. He is currently active on the international athletics circuit, representing South Korea.
Personal best · 10 Kilometres Road30:56
2026 season best2:34:05Apr 5, 2026 · Gunsan
Personal best · 5000 m14:39.09
Last competitionGunsan Saemangeum MarathonApr 5, 2026 · 2:34:05
As of Oct 27, 2026: 10 Kilometres Road 30:56, 5000 m 14:39.09, 2026 season best 2:34:05 (Apr 5, 2026, Gunsan (KOR)) · Last competition: Gunsan Saemangeum Marathon, Apr 5, 2026, 2:34:05 · 25 years old
Personal bests
WA points calculator →Progression
| Season | Discipline | Result | Wind | Date | Competitions |
|---|---|---|---|---|---|
| 2026 | Marathon | 2:34:05 | – | Apr 5, 2026 | Gunsan Saemangeum Marathon |
| 2025 | Marathon | 2:29:38 | – | Apr 6, 2025 | Gunsan Saemangeum Marathon |
| 2024 | Semi | 1:08:56 | – | Oct 27, 2024 | Chuncheon Chosunilbo Half Marathon |
| 2023 | Marathon | 2:33:25 | – | Oct 22, 2023 | Gyeongju International Marathon, Gyeongju |
| 2019 | 1500m | 3:59.04 | – | Aug 11, 2019 | Boeun (KOR) |
| 2019 | 5000m | 14:39.09 | – | Aug 31, 2019 | Naju (KOR) |
| 2019 | 10Kilometr | 30:56 | – | Oct 9, 2019 | National Sports Games, Olympic Stadium, Seoul |