Partijen in Ronde 4 .
Partijen 1 tm 10 waren voor de Arjen de Leeuw bokaal
| 1 | Mike de Torbal | – | Koos Croes | 0-1 |
| 2 | Wim de Groot | – | Ruud van Dijk | 1-0 |
| 3 | Aad Middeldorp | – | Hans Hendriks | 0-1 |
| 4 | Dominique Nierop | – | Aad van Eijk | ½-½ |
| 5 | Geert van den Berg | – | Rob Bes | 1-0 |
| 6 | Edwin van der Leij | – | Koos Suijker | 1-0 |
| 7 | Jan van der Meer | – | Henk van Huizen | 0-1 |
| 8 | Peter van Wermeskerken | – | Louis Wulffers | 1-0 |
| 9 | Theo van der Pol | – | Harald Homulle | ½-½ |
| 10 | Maurits Bons | – | Rob Warmerdam | 0-1 |
| 11 | Robert Warmenhoven | – | Arno van der Kruijs | 1-0 |
Rangschikking na Ronde 4.
| Pos | Naam | Prt | W | R | V | Score | Wrde | VWrde | S | R | Rtg | TPR | BRtg |
| 1 | Robert Warmenhoven | 4 | 4 | 0 | 0 | 424,0 | 100,0 | 100,0 | 2 | 3 | 1544 | 1800 | 1513 |
| 2 | Koos Croes | 3 | 3 | 0 | 0 | 368,0 | 99,0 | 99,0 | -1 | -2 | 1445 | 1737 | 1420 |
| 3 | Wim de Groot | 3 | 2 | 1 | 0 | 316,7 | 98,0 | 98,0 | 1 | 2 | 1539 | 1577 | 0 |
| 4 | Hans Hendriks | 3 | 2 | 1 | 0 | 306,0 | 97,0 | 96,0 | -1 | -1 | 1453 | 1689 | 1438 |
| 5 | Edwin van der Leij | 4 | 2 | 1 | 1 | 300,0 | 96,0 | 93,0 | 2 | 1 | 1505 | 1633 | 1494 |
| 6 | Dominique Nierop | 2 | 0 | 2 | 0 | 272,5 | 95,0 | 95,0 | 0 | 1 | 1568 | 1516 | 1573 |
| 7 | Peter van Wermeskerken | 3 | 2 | 0 | 1 | 268,3 | 94,0 | 82,0 | 1 | 1 | 1416 | 1455 | 0 |
| 8 | Peter Taanman | 1 | 1 | 0 | 0 | 266,0 | 93,0 | 97,0 | -1 | -1 | 1616 | 1746 | 1612 |
| 9 | Henk van Huizen | 1 | 1 | 0 | 0 | 250,0 | 92,0 | 80,0 | -1 | -1 | 1930 | 1956 | 1928 |
| 10 | Michelle de Liefde | 2 | 0 | 2 | 0 | 243,2 | 91,0 | 91,0 | 0 | 1 | 1375 | 1645 | 1363 |
| 11 | Rene Denie | 3 | 1 | 1 | 1 | 240,2 | 90,0 | 92,0 | 1 | 1 | 1348 | 1386 | 0 |
| 12 | Theo van der Pol | 3 | 1 | 1 | 1 | 240,2 | 89,0 | 86,0 | -1 | 1 | 1456 | 1495 | 0 |
| 13 | Rob Warmerdam | 1 | 1 | 0 | 0 | 239,0 | 88,0 | 77,0 | -1 | -1 | 1757 | 2010 | 1751 |
| 14 | Rob Bes | 2 | 1 | 0 | 1 | 231,7 | 87,0 | 94,0 | -2 | -2 | 1537 | 1568 | 1537 |
| 15 | Harald Homulle | 2 | 1 | 1 | 0 | 228,0 | 86,0 | 87,0 | 0 | -1 | 1409 | 1544 | 1403 |
| 16 | Franke Boersma | 1 | 0 | 1 | 0 | 221,5 | 85,0 | 88,0 | 1 | 1 | 1645 | 1413 | 1652 |
| 17 | Louis Wulffers | 2 | 1 | 0 | 1 | 220,3 | 84,0 | 89,0 | 0 | -1 | 1315 | 1426 | 1311 |
| 18 | Geert van den Berg | 2 | 1 | 0 | 1 | 219,0 | 83,0 | 75,0 | 2 | 2 | 1529 | 1575 | 1529 |
| 19 | Jan van der Meer | 3 | 0 | 2 | 1 | 205,0 | 82,0 | 90,0 | 1 | 1 | 1568 | 1527 | 1577 |
| 20 | Henk Alberts | 0 | 0 | 0 | 0 | 196,0 | 81,0 | 84,0 | 0 | 0 | 2129 | 2129 | |
| 21 | Eric van Breugel | 0 | 0 | 0 | 0 | 193,6 | 80,0 | 83,0 | 0 | 0 | 1513 | 1513 | |
| 22 | Maurits Bons | 3 | 1 | 0 | 2 | 189,3 | 79,0 | 85,0 | -1 | 1 | 1621 | 1509 | 1635 |
| 23 | Rob van Duivenboden | 0 | 0 | 0 | 0 | 189,0 | 78,0 | 81,0 | 0 | 0 | 1330 | 1330 | |
| 24 | Flip Oosterhout | 0 | 0 | 0 | 0 | 184,3 | 77,0 | 79,0 | 0 | 0 | 1859 | 1859 | |
| 25 | Patrick van Rijn | 0 | 0 | 0 | 0 | 182,0 | 76,0 | 78,0 | 0 | 0 | 1267 | 1267 | |
| 26 | Aad van Eijk | 3 | 0 | 2 | 1 | 169,5 | 75,0 | 74,0 | -1 | -2 | 1581 | 1407 | 1600 |
| 27 | Jelle van der Heijde | 0 | 0 | 0 | 0 | 146,0 | 74,0 | 73,0 | 0 | 0 | 0 | 0 | |
| 28 | Koos Suijker | 4 | 1 | 0 | 3 | 145,0 | 73,0 | 76,0 | 0 | -1 | 1511 | 1309 | 1537 |
| 29 | Aad Middeldorp | 4 | 0 | 1 | 3 | 117,0 | 72,0 | 72,0 | 0 | 1 | 1357 | 1188 | 1376 |
| 30 | Ruud van Dijk | 2 | 0 | 0 | 2 | 94,7 | 71,0 | 71,0 | -2 | -2 | 1094 | 1132 | 0 |
| 31 | Mike de Torbal | 3 | 0 | 0 | 3 | 93,3 | 70,0 | 70,0 | 3 | 3 | 1117 | 1156 | 0 |
| 32 | Arno van der Kruijs | 4 | 0 | 0 | 4 | 69,0 | 69,0 | 69,0 | -2 | -2 | 1174 | 1167 | 1187 |
