Most racedays with other riders
Riders sorted by the number of times they started in the same race as J.C.A. Kok.
| # | Rider | Number of races |
|---|---|---|
| 1 | WIERSMA Frits | 1 |
| 2 | TAMSE Henk | 1 |
| 3 | FRANSSEN Gerard | 1 |
| 4 | BELLERSEN Adri | 1 |
| 5 | PEEREBOOM Cees | 1 |
| 6 | PEEREBOOM Johan | 1 |
| 7 | VAN DAM Cees | 1 |
| 8 | HOLLAAR Hendrik | 1 |
| 9 | MARTINUSSEN Jan | 1 |
| 10 | TEN BERK DE BOER Anton | 1 |
| 11 | GROENEVELD Hendrik Johannes | 1 |
| 12 | BERTRAM Joseph | 1 |
| 13 | KRUISBRINK Cornelis | 1 |