Statistics on Sipke Zijlstra and Geert-Jan Jonkman. Swap order. Use the search box to compare to other riders.
Sipke Zijlstra
100.0%
vs
Geert-Jan Jonkman
0.0%
Key info
| Sipke Zijlstra | Geert-Jan Jonkman | |
|---|---|---|
| 40 | Age | 41 |
| Netherlands | Nation | Netherlands |
| First pro season | ||
| 0 | Pro seasons | 0 |