Most racedays with other riders
Riders sorted by the number of times they started in the same race as Herman Perfors.
| # | Rider | Number of races |
|---|---|---|
| 1 | BAKKER Nanno | 1 |
| 2 | VAN KATWIJK Fons | 1 |
| 3 | POPPE Henk | 1 |
| 4 | DUYKER Aad | 1 |
| 5 | BERTOU Michel | 1 |
| 6 | VAN DE LAAR Henk | 1 |
| 7 | VAN DEN DONK Peter | 1 |
| 8 | HASSINK Arie | 1 |
| 9 | STANDER Henk | 1 |
| 10 | VOOGT Arnold | 1 |
| 11 | BOTTERHUIS Henk | 1 |
| 12 | VAN MOER Grégoire | 1 |
| 13 | EDWARDS Phil | 1 |
| 14 | LEGIERSE Peter | 1 |
| 15 | VAN POL Jo | 1 |
| 16 | HALLAM Ian | 1 |
| 17 | BERKHOUT Siem | 1 |
| 18 | THOMAS Grant | 1 |
| 19 | VERMEULEN Nico | 1 |
| 20 | SWINKELS Cees | 1 |
| 21 | LIKACHOV | 1 |
| 22 | CORNELISSE Rink | 1 |
| 23 | LENFERINK Jan | 1 |
| 24 | KELLENERS Wim | 1 |
| 25 | MIKAILOV | 1 |
| 26 | JANSEN Wim | 1 |
| 27 | OOSTERHOF Popke | 1 |
| 28 | PRIEM Cees | 1 |
| 29 | DEN HERTOG Fedor | 1 |
| 30 | BAL Kees | 1 |
| 31 | ALING Jan | 1 |
| 32 | SCHUITEN Roy | 1 |
| 33 | VAN KATWIJK Piet | 1 |
| 34 | PUSTJENS Mathieu | 1 |
| 35 | KOEKEN Cees | 1 |
| 36 | DUYCKER Adri | 1 |
| 37 | HERIJGERS August | 1 |
| 38 | KOOT Hans | 1 |
| 39 | DUCHEMIN Marcel | 1 |
| 40 | KNETEMANN Gerrie | 1 |
| 41 | JURRIAANS Ben | 1 |
| 42 | VAN STRAALEN Peter | 1 |
| 43 | BALK Klaas | 1 |
| 44 | VAN DEN BUNDER Toine | 1 |
| 45 | PENNINGS Marcel | 1 |
| 46 | PRINSEN Wim | 1 |
| 47 | SCHÜR Fritz | 1 |
| 48 | BRUESSING Juul | 1 |
| 49 | VAN DER LOO Theo | 1 |
| 50 | VAN DEN HOEK Aad | 1 |