| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 26. C Wilhelmi vs B Bjornsson |
| 1-0 | 36 | 1997 | Hellir International | E60 King's Indian Defense |
| 27. E Mortensen vs C Wilhelmi |
| 1-0 | 41 | 1997 | Hellir International | B90 Sicilian, Najdorf |
| 28. C Wilhelmi vs H Stefansson |
| 1-0 | 18 | 1997 | Hellir International | A28 English |
| 29. C Gabriel vs C Wilhelmi |
| ½-½ | 47 | 1998 | Bad Woerishofen op 14th | A30 English, Symmetrical |
| 30. C Wilhelmi vs Zugzwang |
| ½-½ | 72 | 1998 | Lippstadt GM Tournament | A99 Dutch, Ilyin-Genevsky Variation with b3 |
| 31. C Wilhelmi vs D Pavasovic |
| 0-1 | 59 | 1998 | Hans & Lenze | D48 Queen's Gambit Declined Semi-Slav, Meran |
| 32. McShane vs C Wilhelmi |
| 1-0 | 110 | 1998 | Hans & Lenze | B32 Sicilian |
| 33. S Zagrebelny vs C Wilhelmi |
| ½-½ | 54 | 1999 | Dresden op | B47 Sicilian, Taimanov (Bastrikov) Variation |
| 34. R Appel vs C Wilhelmi |
| ½-½ | 26 | 1999 | Bundesliga 1998/99 | A04 Reti Opening |
| 35. Sax vs C Wilhelmi |
| 1-0 | 82 | 1999 | Bled op | B48 Sicilian, Taimanov Variation |
| 36. C Wilhelmi vs I Farago |
| ½-½ | 18 | 1999 | Bled op | B42 Sicilian, Kan |
| 37. D Pavasovic vs C Wilhelmi |
| 0-1 | 57 | 1999 | Bled op | B52 Sicilian, Canal-Sokolsky (Rossolimo) Attack |
| 38. C Wilhelmi vs Z Kozul |
| ½-½ | 78 | 1999 | Bled op | A53 Old Indian |
| 39. Romanishin vs C Wilhelmi |
| ½-½ | 38 | 1999 | Bled op | E06 Catalan, Closed, 5.Nf3 |
| 40. C Wilhelmi vs D Sermek |
| 1-0 | 34 | 1999 | Bled op | A58 Benko Gambit |
| 41. A Goldberg vs C Wilhelmi |
| 0-1 | 76 | 1999 | Bundesliga 1998/99 | B47 Sicilian, Taimanov (Bastrikov) Variation |
| 42. C Wilhelmi vs R Polzin |
| 0-1 | 53 | 1999 | Bundesliga 1998/99 | E76 King's Indian, Four Pawns Attack |
| 43. C Wilhelmi vs G Wren |
| 1-0 | 48 | 1999 | 100th US Open | D73 Neo-Grunfeld, 5.Nf3 |
| 44. C Wilhelmi vs Joel Barnes |
| 1-0 | 37 | 1999 | 100th US Open | C98 Ruy Lopez, Closed, Chigorin |
| 45. C Wilhelmi vs T Jackelen |
| 0-1 | 30 | 1999 | Bundesliga 1999/00 | E00 Queen's Pawn Game |
| 46. W N Watson vs C Wilhelmi |
| 0-1 | 43 | 1999 | Bundesliga 1999/00 | B23 Sicilian, Closed |
| 47. Huebner vs C Wilhelmi |
| ½-½ | 36 | 1999 | Bundesliga 1999/00 | D91 Grunfeld, 5.Bg5 |
| 48. H Ellers vs C Wilhelmi |
| ½-½ | 39 | 1999 | Bundesliga 1999/00 | E63 King's Indian, Fianchetto, Panno Variation |
| 49. C Wilhelmi vs R Lau |
| ½-½ | 60 | 2000 | Bundesliga 1999/00 | E06 Catalan, Closed, 5.Nf3 |
| 50. F Zesch vs C Wilhelmi |
| ½-½ | 29 | 2000 | Leutersdorf op 5th | B49 Sicilian, Taimanov Variation |
Kibitzing
