Photo: Erik van Leeuwen—CC BY-SA 4.0
Stefan Nillessen
NetherlandsActive- Born
- Jan 2, 2003 (23 years old)
- Events
- 1500 m · Mile Short Track
Stefan Nillessen is a Netherlands sprinter, born on January 2, 2003. He competes primarily in the 400m, 800m and 1500m.
His personal bests include 51.00 in the 400m, 1:45.09 in the 800m, 3:29.23 in the 1500m, 3:49.02 in the Mile and 8:05.65 in the 3000m. He has earned 5 gold and 2 silver medals in major international competitions. He is currently active on the international athletics circuit, representing Netherlands.
Personal best · 1500 m3:29.23
2026 season best3:32.45Jun 28, 2026 · Stade Charléty, Paris
National record3:52.70Mile Short Track
Personal best · Mile Short Track3:52.70
As of Oct 28, 2026: 1500 m 3:29.23 (#31 all-time), Mile Short Track 3:52.70, 2026 season best 3:32.45 (Jun 28, 2026, Stade Charléty, Paris (FRA)) · Last competition: World Athletics Road Running Championships, Sep 19, 2026, 3:57.84 · National record (Mile Short Track) · 23 years old
Personal bests
WA points calculator →Progression
| Season | Discipline | Result | Wind | Date | Competitions |
|---|---|---|---|---|---|
| 2026 | MileRoad | 3:50.9h | – | Sep 13, 2026 | New Balance 5th Avenue Mile |
| 2026 | 800m | 1:48.09 | – | Jun 21, 2026 | FBK Games |
| 2026 | 1500m | 3:32.45 | – | Jun 28, 2026 | Meeting de Paris, Stade Charléty, Paris - Diamond Discipline |
| 2026 | 1500m-short-track Indoor | 3:33.64 | – | Feb 19, 2026 | Meeting Hauts-de-France Pas-de-Calais Trophée EDF |
| 2026 | Mile | 3:50.50 | – | Jul 3, 2026 | Prefontaine Classic |
| 2026 | 3000m Indoor | 7:38.48 | – | Feb 8, 2026 | INIT Indoor Meeting Karlsruhe |
| 2026 | 3000m-short-track Indoor | 7:38.48 | – | Feb 8, 2026 | INIT Indoor Meeting Karlsruhe |
| 2026 | 5Kilometre | 13:38 | – | Feb 15, 2026 | MONACO RUN, Quai Albert 1er |