| Game |
| Result | Moves |
Year |
Event/Locale | Opening |
| 26. L Riemersma vs K Van der Weide |
| 1-0 | 38 |
1997 |
NLD-ch | A55 Old Indian, Main line |
| 27. K Van der Weide vs Sosonko |
| 0-1 | 48 |
1997 |
NLD-ch | B50 Sicilian |
| 28. P Nikolic vs K Van der Weide |
| 1-0 | 42 |
1997 |
NLD-ch | E68 King's Indian, Fianchetto, Classical Variation, 8.e4 |
| 29. Barsov vs K Van der Weide |
| 1-0 | 47 |
1997 |
VAM Hoogeveen op | A48 King's Indian |
| 30. I Sokolov vs K Van der Weide |
| 1-0 | 52 |
1997 |
NLD-ch | E91 King's Indian |
| 31. K Van der Weide vs Van der Sterren |
| ½-½ | 44 |
1997 |
NLD-ch | A07 King's Indian Attack |
| 32. M Brodsky vs K Van der Weide |
| 1-0 | 40 |
1998 |
Wijk aan Zee op | B31 Sicilian, Rossolimo Variation |
| 33. S Ernst vs K Van der Weide |
| 1-0 | 46 |
1998 |
NED-ch | A39 English, Symmetrical, Main line with d4 |
| 34. K Van der Weide vs S Smagin |
| 0-1 | 45 |
1999 |
BL2-West 9900 | C69 Ruy Lopez, Exchange, Gligoric Variation, 6.d4 |
| 35. A Breier vs K Van der Weide |
| ½-½ | 68 |
1999 |
Groningen op | A58 Benko Gambit |
| 36. Kasimdzhanov vs K Van der Weide |
| 1-0 | 47 |
1999 |
Groningen op | A58 Benko Gambit |
| 37. K Van der Weide vs Romanishin |
| ½-½ | 26 |
1999 |
Anibal Open | A04 Reti Opening |
| 38. V Neverov vs K Van der Weide |
| 1-0 | 62 |
1999 |
VAM Open | A59 Benko Gambit |
| 39. K Van der Weide vs T Gelashvili |
| 1-0 | 47 |
2000 |
open | B01 Scandinavian |
| 40. D Stojanovski vs K Van der Weide |
| 1-0 | 51 |
2000 |
Corus | B62 Sicilian, Richter-Rauzer |
| 41. K Van der Weide vs J Veerman |
| 1-0 | 75 |
2000 |
open | B62 Sicilian, Richter-Rauzer |
| 42. I Gorshkova vs K Van der Weide |
| 0-1 | 48 |
2000 |
Utrecht open I | B22 Sicilian, Alapin |
| 43. Z Krnic vs K Van der Weide |
| 0-1 | 40 |
2000 |
Corus | A04 Reti Opening |
| 44. R Odendahl vs K Van der Weide |
| 0-1 | 44 |
2000 |
open | A38 English, Symmetrical |
| 45. K Van der Weide vs A Keatinge-Clay |
| 0-1 | 31 |
2000 |
Corus | B33 Sicilian |
| 46. K Van der Weide vs V Ikonnikov |
| ½-½ | 10 |
2000 |
open | B32 Sicilian |
| 47. K Van der Weide vs Stellwagen |
| 1-0 | 103 |
2000 |
Corus | C11 French |
| 48. K Van der Weide vs Barsov |
| ½-½ | 68 |
2000 |
open | C18 French, Winawer |
| 49. Van Blitterswijk vs K Van der Weide |
| 1-0 | 25 |
2000 |
Corus | B94 Sicilian, Najdorf |
| 50. K Van der Weide vs S Ernst |
| 1-0 | 37 |
2000 |
open | C60 Ruy Lopez |