| Uitslagen van interne ronde 1 | 31-08-2017 |
| Tom Bus | Jan Knuiman | 0-1 |
| Remco Gerlich | Bart de Kort | 1-0 |
| Désiré Fassaert | Quirine Naber | ˝-˝ |
| Piet de Mol | Siert Huizinga | ˝-˝ |
| Albert Marks | Werner Passchier | 0-1 |
| Hub Kusters | Oscar Mercan | 1-0 |
| Rob van Belle | Lex van Hattum | 0-1 |
| Wilfred Jansz | Wisse Witmans | 0-1 |
| Jan Vermeer | Bob Kooij | 0-1 |
| Henk Schunck | Horst Eder | 1-0 |
| Kees van Keulen | Bob Sanders | 1-0 |
| Clemens Wijman | Hans Derendorp | 0-1 |
| Hans Meijer | Thijs Stomphorst | 0-1 |
| Theo van Lotringen | Jan Sanders | 0-1 |
| Bob Hartogh Heys | Werner Gubbels | 1-0 |
| Phillip Stibbe | Constant Nieuwenstein | 1-0 |
| Victor Droop | Guido Burger | 1-0 |
| Remco Bakker | Jan Diekema | 1-0 |