In the past year (2025), Jack Görtzen competed in 7 competitions and 52 rounds across 11 events, from Apr 12th to Nov 23rd.
Solves/Attempts
He attempted 246 solves and completed 227.
| Event | Solves | Attempts |
| 3x3x3 Cube | 54 | 55 |
| Megaminx | 45 | 45 |
| 4x4x4 Cube | 37 | 40 |
| Skewb | 25 | 25 |
| Pyraminx | 20 | 20 |
| 2x2x2 Cube | 19 | 20 |
| 3x3x3 One-Handed | 15 | 15 |
| Clock | 5 | 5 |
| Square-1 | 5 | 5 |
| 5x5x5 Cube | 2 | 2 |
| 3x3x3 Blindfolded | 0 | 14 |
Personal Bests
He broke his personal best 47 times across 10 events, including 21 singles and 26 averages.
| Event | Times | Single | Average |
| Megaminx | 11 | 5 | 6 |
| 3x3x3 Cube | 9 | 5 | 4 |
| 4x4x4 Cube | 8 | 2 | 6 |
| Skewb | 5 | 3 | 2 |
| 3x3x3 One-Handed | 4 | 2 | 2 |
| 2x2x2 Cube | 3 | 0 | 3 |
| Clock | 2 | 1 | 1 |
| Pyraminx | 2 | 1 | 1 |
| Square-1 | 2 | 1 | 1 |
| 5x5x5 Cube | 1 | 1 | 0 |
Improvements of Single
| Event | ≤2024 | 2025 | Improvement |
| Skewb | 7.04 | 3.68 | 3.36 (91.30%) |
| 4x4x4 Cube | 1:14.16 | 39.15 | 35.01 (89.43%) |
| Pyraminx | 7.04 | 4.19 | 2.85 (68.02%) |
| 3x3x3 Cube | 13.72 | 9.27 | 4.45 (48.00%) |
| Megaminx | - | 1:03.13 | - |
| 3x3x3 One-Handed | - | 25.93 | - |
| Clock | - | 11.39 | - |
| Square-1 | - | 30.99 | - |
| 5x5x5 Cube | - | 1:58.42 | - |
Improvements of Average
| Event | ≤2024 | 2025 | Improvement |
| 4x4x4 Cube | 1:27.26 | 46.38 | 40.88 (88.14%) |
| Skewb | 11.11 | 7.58 | 3.53 (46.57%) |
| Pyraminx | 11.60 | 8.51 | 3.09 (36.31%) |
| 2x2x2 Cube | 5.21 | 4.21 | 1.00 (23.75%) |
| 3x3x3 Cube | 15.33 | 13.26 | 2.07 (15.61%) |
| Megaminx | - | 1:09.65 | - |
| 3x3x3 One-Handed | - | 28.79 | - |
| Clock | - | 13.81 | - |
| Square-1 | - | 35.16 | - |
Cubers
He met 689 cubers from 33 countries/regions, 259 of whom competed with him more than once. Andrey Che was the only one who accompanied the whole 7 competitions.
| Shared Competitions | Competitors |
| 1 | 430 |
| 2 | 149 |
| 3 | 50 |
| 4 | 37 |
| 5 | 17 |
| 6 | 5 |
| 7 | 1 |
| All | 689 |
Regions
He competed in 2 countries/regions.
| Region | Times |
| Netherlands | 5 |
| Belgium | 2 |
