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Athlete Netherlands

Klaas Holwerda

Klaas Holwerda has raced HYROX 3 times since 2025, in 2 categories, most often the mixed Doubles Open (2). The fastest of 2 in the mixed Doubles Open is 1:08:25 at Amsterdam 2026, 75th of 506 mixed teams, faster than 85% of the field.

Best finish, by category
Doubles Open · Mixed
1:08:25
Amsterdam 2026
Doubles Pro · Men
1:11:02
Maastricht 2025

Progress against the field

From Amsterdam 2026 to Heerenveen 2026, the field gained 3:18 on Klaas Holwerda and Linda Jansema.

Over the same races everyone got 1:45 quicker, so 1:33 slower on the clock looks better than it was.

Race by race, in the list below ↓
How this is worked out ⓘ

A finish time moves for two reasons: the athlete, and the race — its course, its floor, its day. For each pair of races in a row in one category, we take everyone who raced both and use the middle of how much they moved (the median) as "the race". Whatever is left is the athlete. Doubles are compared only when the same two people raced both, and told as the pair's; relays are left out. A pair with fewer than 15 athletes in common is not shown.

Every race

3 races · 3 events

  1. Heerenveen
    14 May 2026
    Doubles Open · Mixed
    1:09:58
    133/808
    Beat 84%
    ↑ 113 days after Amsterdam 2026, with Linda Jansema 3:18 worse than the field Why ↓

    3:18 behind the field: 1:33 slower on the clock, against 1:45 faster for everyone.

    Compare these two →
  2. Amsterdam
    21 Jan 2026
    Doubles Open · Mixed
    1:08:25 PB
    75/506
    Beat 85%
  3. Maastricht
    19 Sep 2025
    Doubles Pro · Men
    1:11:02 PB
    62/131
    Beat 53%

Personal bests, by station

3:45
Amsterdam 2026
1:42
Heerenveen 2026
2:53
Heerenveen 2026
2:41
Amsterdam 2026
4:14
Maastricht 2025
1:33
Maastricht 2025
2:49
Heerenveen 2026
3:54
Amsterdam 2026

Station by station, race by race

Doubles Open · Mixed Faster is lower
1000m SkiErg
3:59 3:45
50m Sled Push
1:50 1:42
50m Sled Pull
3:25 2:53
80m Burpee Broad Jump
3:10 2:41
1000m Row
4:24 4:18
200m Farmers Carry
1:50 1:36
100m Sandbag Lunges
3:10 2:49
Wall Balls
4:22 3:54