ATHLETE PROFILE
Sem Boom
🇳🇱 NED 1 race Best time 1:15:20
Finished top 20% of Open Men at HYROX Rotterdam 2026; 1 race, best 1:15:20.
Race insights
Sem Boom's best finish relative to the field was 2026 Rotterdam: 1:15:20, rank 532 of 2,717 in Open Men (top 20%). The division median that day was 1:26:33.
Race history
| Event | Division | Finish | Time |
|---|---|---|---|
| 2026 Rotterdam | Open Men | #532 of 2,717(top 20%) | 1:15:20 |
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 Sem Boom
At 2026 Rotterdam, Open Men:
- #527 Bart De Groot — 1:15:15
- #528 Bart van der Zanden — 1:15:16
- #529 Denis Boersma — 1:15:17
- #530 Nick van den Heuvel — 1:15:17
- #531 Melvin van Dijk — 1:15:18
- #533 Matthias Alfrink — 1:15:21
- #534 Dennis de Vries — 1:15:21
- #535 Marc Jonkerman — 1:15:22
- #536 Brent van der Ent — 1:15:25
- #537 Joris Kil — 1:15:27