Joeljin Nwamadi
- Born
- Feb 6, 2006 (20 years old)
- Events
- 100 m · 200 m
Joeljin Nwamadi is a South Korea sprinter, born on February 6, 2006. He competes primarily in the 100m, 200m and 4x100m.
His personal bests include 10.08 in the 100m, 20.50 in the 200m, 38.49 in the 4x100m and 6.83 in the 60m. He has earned 2 gold and 1 silver medals in major international competitions. He is currently active on the international athletics circuit, representing South Korea.
Personal best · 100 m10.08
2026 season best10.07Aug 9, 2026 · Hamayama Park Athletic Field, Izumo
National record38.494 × 100 m
Personal best · 200 m20.50
As of Oct 28, 2026: 100 m 10.08, 200 m 20.50, 2026 season best 10.07 (Aug 9, 2026, Hamayama Park Athletic Field, Izumo (JPN)) · Last competition: Fuji Hokuroku World Trial, Aug 9, 2026, 10.07 · National record (4 × 100 m) · 20 years old
Personal bests
WA points calculator →DisciplineResultAll-time2026
4x100mGumi 202538.49––
60mIndoorTianjin 20266.831,027 pts––
* Wind-assisted (> 2.0 m/s)
Progression
| Season | Discipline | Result | Wind | Date | Competitions |
|---|---|---|---|---|---|
| 2026 | 60m Indoor | 6.83 | – | Feb 6, 2026 | 12th Asian Indoor Athletics Championships, Tuanbo Sports Center, Tianjin (i) |
| 2026 | 100m | 10.07 | +3.2 | Aug 9, 2026 | Fuji Hokuroku World Trial |
| 2026 | 200m | 20.50 | +1.6 | May 13, 2026 | 80th Korean Championships |
| 2025 | 100m | 10.26 | +1.4 | Sep 27, 2025 | 2nd East Asian U20 Athletics Championships, Wan Chai Sports Ground, Hong Kong |
| 2025 | 200m | 20.70 | -0.5 | Oct 20, 2025 | 106th National Sports Festival, Busan Asiad Stadium, Busan |
| 2025 | 4x100m | 38.49 | – | May 31, 2025 | 26th Asian Athletics Championships, Gumi Civic Stadium, Gumi |
| 2024 | 100m | 10.35 | +1.6 | Jul 6, 2024 | Hong Kong Inter-City Athletics Championships, Wan Chai Sports Ground, Hong Kong - U20 Events |
| 2024 | 200m | 21.09 | +2.9 | Jun 25, 2024 | 78th Korean Championships, Jeongseon Sports Complex, Jeongseon |