| Uitslagen van externe ronde 6 | 31-03-2018 |
| 1 | Rob | Huberts | W | ½-½ | 1575 |
| 2 | Erik | Wille | Z | 0-1 | 1678 |
| 3 | Robert | Naasz | W | 0-1 | 1650 |
| 4 | Jeroen van | Ginneken | Z | 1-0 | 1625 |
| 5 | Siert | Huizinga | W | ½-½ | 1595 |
| 6 | Rob van | Belle | Z | 1-0 | 1595 |
| 7 | Piet de | Mol | W | 1-0 | 1587 |
| 8 | Edwin | Peters | Z | 1-0 | 1489 |
| 1 | Jeroen | Kersten | Z | 1-0 | 1678 |
| 2 | Nico | Schoenmakers | W | ½-½ | 1753 |
| 3 | Hans | Rigter | Z | 0-1 | 1771 |
| 4 | Robert | Naasz | W | 1-0R | NO |
| 5 | Edwin | Peters | Z | ½-½ | 1599 |
| 6 | Marco | Braam | W | 1-0 | 1685 |
| 7 | Piet de | Mol | Z | 1-0 | 1573 |
| 8 | Theo van | Amerongen | W | ½-½ | 1679 |
| 1 | Jacques | Boonstra | W | 0-1 | 1887 |
| 2 | Albert | Marks | Z | 0-1 | 1839 |
| 3 | Hedser | Dijkstra | W | 0-1 | 1866 |
| 4 | Dick | Vliek | Z | ½-½ | 1803 |
| 5 | Oscar | Mercan | W | 0-1 | 1761 |
| 6 | Lex van | Hattum | Z | 1-0 | 1757 |
| 7 | Hub | Kusters | W | ½-½ | 1689 |
| 8 | Kazem | Mollahosseini | Z | 0-1 | 1730 |