Stefan Nillessen
Biography
Stefan Nillessen is a runner with running results recorded on ATHRECS. The recorded nationality is Netherlands. Published performances include 5 kilometres and 15 kilometres. A recorded 5 kilometres performance is 13 minutes and 38 seconds (timing unknown) at Monaco Run on 15 February 2026.
Stefan Nillessen's published record includes performances from 2025 to 2026 in 15K, 5K. Selected recorded events include NN Zevenheuvelenloop (2025; source checked); Monaco Run (2026; source checked).
Achievements & next milestones
Based on eligible results linked to this profile. Missing results can change these totals.
Achieved
First recorded finish
Based on 1 distinct completed events in your linked record.
First recorded 5K
First matching distance in your linked results; earlier unlinked history may exist.
2 countries raced
One completed event in each different country; UK home nations count together.
Next milestones
5 finishes
3 more finishes needed
2 of 5 recorded
5 different countries
3 more different countries needed
2 of 5 recorded
2 different sports
1 more different sport needed
1 of 2 recorded
3 calendar years with a finish
1 more calendar year with a finish needed
2 of 3 recorded
Career highlights
Stefan Nillessen's published record includes performances from 2025 to 2026 in 15K, 5K.
Selected events from this athlete’s recorded career. Verification is shown for each record.
2025 · 15K
Source checked2026 · 5K
Source checked
Latest results
Showing 2 of 2 recorded performances.
| Race date | Race name | Sport | Distance / discipline | Location | Performance | Place | Category |
|---|---|---|---|---|---|---|---|
| Sun, 15 Feb 2026 | Completed event · Finisher · Monaco Run | Running | 5KRoad | Monte Carlo | 13:38VerifiedTiming unknown | — | — |
| Sun, 16 Nov 2025 | Completed event · Finisher · NN Zevenheuvelenloop | Running | 15KRoad | Nijmegen | 47:39VerifiedTiming unknown | — | — |
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