Most racedays with other riders
Riders sorted by the number of times they started in the same race as Jan Mertens.
| # | Rider | Number of races |
|---|---|---|
| 1 | REBRY Gaston | 8 |
| 2 | DOSSCHE Aimé | 8 |
| 3 | DELANNOY Louis | 8 |
| 4 | VERVAECKE Julien | 7 |
| 5 | DEBUSSCHERE Jean | 6 |
| 6 | FRANTZ Nicolas | 6 |
| 7 | DE CORTE Raymond | 6 |
| 8 | MORTELMANS August | 6 |
| 9 | DERVAES Joseph | 6 |
| 10 | BUYSSE Jules | 5 |
| 11 | TAILLIEU Odiel | 5 |
| 12 | PARMENTIER Léon | 5 |
| 13 | BIDOT Marcel | 5 |
| 14 | MARTIN Hector | 5 |
| 15 | BUYSSE Lucien | 5 |
| 16 | VAN DE CASTEELE Camille | 4 |
| 17 | HEMELSOET Jos | 4 |
| 18 | VAN BRUAENE Armand | 4 |
| 19 | LEDUCQ André | 4 |
| 20 | LOUESSE Désiré | 4 |
| 21 | RONSSE Georges | 4 |
| 22 | NEUHARD Ernest | 4 |
| 23 | HOEVENAERS Henri | 4 |
| 24 | VAN SLEMBROUCK Gustave | 4 |
| 25 | GELDHOF Maurice | 4 |
| 26 | GHYSSELS Leander | 4 |
| 27 | VERDYCK August | 4 |
| 28 | HUOT Marcel | 4 |
| 29 | WAUTERS Jef | 4 |
| 30 | MEUNIER Charles | 4 |
| 31 | VERMEULEN Omer | 4 |
| 32 | MAUCLAIR Joseph | 4 |
| 33 | DEWAELE Maurice | 4 |
| 34 | MAGNE Antonin | 4 |
| 35 | DEPAUW Maurice | 3 |
| 36 | TAVERNE Omer | 3 |
| 37 | PÉ Joseph | 3 |
| 38 | BEECKMAN Théophile | 3 |
| 39 | MOINEAU Julien | 3 |
| 40 | MOULET Fernand | 3 |
| 41 | ARNOULT Maurice | 3 |
| 42 | TOUZARD Henri | 3 |
| 43 | VAN HYFTE Maurits | 3 |
| 44 | MATTON Léopold | 3 |
| 45 | TEISSEIRE Édouard | 3 |
| 46 | VERSCHUEREN Denis | 3 |
| 47 | VERHAERT Emile | 3 |
| 48 | DELBECQUE Julien | 3 |
| 49 | BARIFFI Guy | 3 |
| 50 | SELLIER Félix | 3 |