Sebastiaan Kooij
Finished top 55% of Open Men at HYROX Belgium 2025; 3 races, best 1:23:31.
Race insights
Sebastiaan Kooij's best finish relative to the field was 2025 Belgium: 1:25:02, rank 462 of 851 in Open Men (top 55%). The division median that day was 1:23:23.
At 2026 Amsterdam, running made up 46% of Sebastiaan Kooij's 1:23:31 (division median 48%): run time was 52 sec faster than the median run time, while the workout stations were 4 min 15 sec slower than the median workout time (Open Men).
From 2025 Belgium (1:25:02) to 2026 Amsterdam (1:23:31), Sebastiaan Kooij got faster by 1 min 31 sec in Open.
Race history
| Event | Division | Finish | Time | Run | Workout |
|---|---|---|---|---|---|
| 2026 Amsterdam | Open Men | #739 of 1,241(top 60%) | 1:23:31 | 38:03 | 39:14 |
| 2025 Maastricht | Open Men | #834 of 1,155(top 73%) | 1:35:25 | 43:12 | 44:30 |
| 2025 Belgium | Open Men | #462 of 851(top 55%) | 1:25:02 | — | 36:51 |
Times come from official HYROX results. Finish shows the rank within the division at that event, with the top percentage of the field in brackets.
Finished alongside Sebastiaan Kooij
At 2026 Amsterdam, Open Men:
- #734 Coen Budgen — 1:23:26
- #735 Marc Norton — 1:23:27
- #736 Joost Aptroot — 1:23:28
- #737 Thomas Blok — 1:23:29
- #738 Sam Tolboom — 1:23:31
- #740 Sandro Larocca — 1:23:35
- #741 Mark De Pater — 1:23:38
- #742 Job Wijnhoff — 1:23:45
- #743 Lorenzo Van Breen — 1:23:45
- #744 Deqain De Nooijer — 1:23:51