| Game |
| Result | Moves |
Year |
Event/Locale | Opening |
| 1. D Howell vs M Vachier Lagrave |
| 0-1 | 66 |
2000 |
Cap d'Agde m | B30 Sicilian |
| 2. D Howell vs M Vachier Lagrave |
| 1-0 | 39 |
2000 |
Cap d'Agde m | B22 Sicilian, Alapin |
| 3. D Howell vs M Vachier Lagrave |
| ½-½ | 30 |
2000 |
Cap d'Agde m | B22 Sicilian, Alapin |
| 4. D Howell vs M Vachier Lagrave |
| 0-1 | 49 |
2000 |
Cap d'Agde m | B22 Sicilian, Alapin |
| 5. D Howell vs Emms |
| 0-1 | 26 |
2001 |
4NCL | B31 Sicilian, Rossolimo Variation |
| 6. D Howell vs Cherniaev |
| 0-1 | 40 |
2001 |
Kidlington Congress-25 | B22 Sicilian, Alapin |
| 7. D Howell vs E Pileckis |
| ½-½ | 47 |
2001 |
WYB12 | B40 Sicilian |
| 8. D Howell vs M J Franklin |
| ½-½ | 25 |
2001 |
Frome XII Congress op | B22 Sicilian, Alapin |
| 9. D Howell vs P Sowray |
| 0-1 | 53 |
2001 |
10th Monarch Assurance | B52 Sicilian, Canal-Sokolsky (Rossolimo) Attack |
| 10. D Howell vs I Nepomniachtchi |
| 1-0 | 32 |
2001 |
EYCC B12 | B40 Sicilian |
| 11. D Howell vs Orkhan Eminov |
| 1-0 | 34 |
2001 |
EYCC B12 | B52 Sicilian, Canal-Sokolsky (Rossolimo) Attack |
| 12. D Howell vs G Jones |
| ½-½ | 53 |
2002 |
4NCL | B52 Sicilian, Canal-Sokolsky (Rossolimo) Attack |
| 13. D Howell vs Stephen Tatlow |
| 0-1 | 59 |
2002 |
British Chess Championships | B40 Sicilian |
| 14. D Howell vs Emms |
 | 0-1 | 43 |
2003 |
Simpsons 175th | B40 Sicilian |
| 15. D Howell vs Karjakin |
 | ½-½ | 50 |
2003 |
Art of Chess Match | B52 Sicilian, Canal-Sokolsky (Rossolimo) Attack |
| 16. D Howell vs D King |
| ½-½ | 50 |
2003 |
Simpsons 175th | B22 Sicilian, Alapin |
| 17. D Howell vs J Radovanovic |
| ½-½ | 65 |
2004 |
Smith & Williamson British Championships | B22 Sicilian, Alapin |
| 18. D Howell vs G Kafka |
 | 1-0 | 34 |
2004 |
Smith & Williamson British Championships | B22 Sicilian, Alapin |
| 19. D Howell vs A Poluljahov |
| ½-½ | 30 |
2004 |
Gibraltar Masters | B22 Sicilian, Alapin |
| 20. D Howell vs B Vuckovic |
| ½-½ | 35 |
2004 |
Gibraltar Masters | B22 Sicilian, Alapin |
| 21. D Howell vs E Balogh |
| ½-½ | 22 |
2005 |
E.U. Championship and Cork Chess Congress | B46 Sicilian, Taimanov Variation |
| 22. D Howell vs D King |
| 1-0 | 36 |
2005 |
First Saturday September | B22 Sicilian, Alapin |
| 23. D Howell vs Epishin |
| 1-0 | 43 |
2005 |
CCA-ICC International | B22 Sicilian, Alapin |
| 24. D Howell vs Z Medvegy |
| 0-1 | 58 |
2005 |
E.U. Championship and Cork Chess Congress | B22 Sicilian, Alapin |
| 25. D Howell vs C McNab |
 | 1-0 | 46 |
2005 |
Staunton Memorial | B22 Sicilian, Alapin |