| D20 | | Queen's Gambit Accepted (6 games) | B90 | | Sicilian, Najdorf (4 games) | E32 | | Nimzo-Indian, Classical (3 games) | B96 | | Sicilian, Najdorf (3 games) | D00 | | Queen's Pawn Game (3 games) | B80 | | Sicilian, Scheveningen (2 games) | B93 | | Sicilian, Najdorf, 6.f4 (2 games) | C92 | | Ruy Lopez, Closed (2 games) | B84 | | Sicilian, Scheveningen (2 games) | E00 | | Queen's Pawn Game (2 games) |
| page 1 of 4; games 1-25 of 89 |
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| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 1. Diep vs Oll |
| ½-½ | 52 | 1997 | The Hague AEGON | B22 Sicilian, Alapin |
| 2. Diep vs Ferret |
| 0-1 | 34 | 1999 | WCCC99 | C45 Scotch Game |
| 3. Chess Tiger vs Diep |
 | 1-0 | 62 | 2000 | WMCCC | E97 King's Indian |
| 4. Diep vs Patzer |
| ½-½ | 60 | 2000 | IPCCC | B09 Pirc, Austrian Attack |
| 5. Shredder vs Diep |
| 1-0 | 61 | 2000 | IPCCC | C92 Ruy Lopez, Closed |
| 6. Comet vs Diep |
| 1-0 | 60 | 2000 | IPCCC | C99 Ruy Lopez, Closed, Chigorin, 12...cd |
| 7. Ikarus vs Diep |
| ½-½ | 101 | 2000 | IPCCC | D48 Queen's Gambit Declined Semi-Slav, Meran |
| 8. Diep vs Neurologic |
| 1-0 | 79 | 2000 | IPCCC | C07 French, Tarrasch |
| 9. Diep vs Matador |
| 1-0 | 37 | 2000 | IPCCC | B84 Sicilian, Scheveningen |
| 10. Diep vs Gandalf |
| 1-0 | 62 | 2000 | IPCCC | E15 Queen's Indian |
| 11. Diep vs Junior |
| 0-1 | 60 | 2000 | WMCCC | B67 Sicilian, Richter-Rauzer Attack, 7...a6 Defense, 8...Bd7 |
| 12. Diep vs IsiChess |
| 1-0 | 45 | 2001 | WMCCC | E09 Catalan, Closed |
| 13. Shredder vs Diep |
| ½-½ | 49 | 2001 | WMCCC | B96 Sicilian, Najdorf |
| 14. REBEL vs Diep |
| 1-0 | 76 | 2001 | WMCCC | B93 Sicilian, Najdorf, 6.f4 |
| 15. Diep vs Gromit |
| ½-½ | 69 | 2001 | WMCCC | E00 Queen's Pawn Game |
| 16. Crafty vs Diep |
| ½-½ | 76 | 2001 | WMCCC | D02 Queen's Pawn Game |
| 17. Diep vs XINIX |
| 1-0 | 54 | 2001 | WMCCC | E37 Nimzo-Indian, Classical |
| 18. Ferret vs Diep |
| 1-0 | 30 | 2001 | WMCCC | B25 Sicilian, Closed |
| 19. Diep vs Gandalf |
 | 0-1 | 57 | 2001 | WMCCC | D20 Queen's Gambit Accepted |
| 20. Spidergirl vs Diep |
| ½-½ | 51 | 2001 | WMCCC | D78 Neo-Grunfeld, 6.O-O c6 |
| 21. B V Alterman vs Diep |
 | 0-1 | 25 | 2002 | Clock Simultaneous Exhibition | A04 Reti Opening |
| 22. Diep vs Brutus |
 | 0-1 | 60 | 2002 | 10th World Computer Chess Championship | B84 Sicilian, Scheveningen |
| 23. Diep vs SOS |
| 0-1 | 48 | 2003 | 12th IPCCC | E00 Queen's Pawn Game |
| 24. Matador vs Diep |
| 0-1 | 50 | 2003 | 12th IPCCC | B93 Sicilian, Najdorf, 6.f4 |
| 25. Diep vs Comet |
| ½-½ | 92 | 2003 | 12th IPCCC | E39 Nimzo-Indian, Classical, Pirc Variation |
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| page 1 of 4; games 1-25 of 89 |
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