| Game |
| Result | Moves |
Year |
Event/Locale | Opening |
| 1. Lahno vs D Howell |
 | 1-0 | 42 |
2002 |
World ol U16 | C96 Ruy Lopez, Closed |
| 2. N Hutchinson vs D Howell |
| 0-1 | 36 |
2002 |
British Chess Championships | C85 Ruy Lopez, Exchange Variation Doubly Deferred (DERLD) |
| 3. Emms vs D Howell |
| ½-½ | 46 |
2003 |
Simpsons 175th | C88 Ruy Lopez |
| 4. Carlsen vs D Howell |
| ½-½ | 44 |
2003 |
Budapest FS12 GM | C86 Ruy Lopez, Worrall Attack |
| 5. D King vs D Howell |
| 1-0 | 25 |
2003 |
Simpsons 175th | C88 Ruy Lopez |
| 6. DeFirmian vs D Howell |
| 0-1 | 54 |
2005 |
CCA-ICC International | C88 Ruy Lopez |
| 7. Shabalov vs D Howell |
| ½-½ | 34 |
2005 |
HB Global Chess Challenge | C91 Ruy Lopez, Closed |
| 8. E Romanov vs D Howell |
| 1-0 | 54 |
2006 |
World Junior Championship | C84 Ruy Lopez, Closed |
| 9. G Kjartansson vs D Howell |
| 0-1 | 40 |
2006 |
World Junior Championship | C88 Ruy Lopez |
| 10. A Sokolov vs D Howell |
| 1-0 | 44 |
2006 |
TCh-FRA Top 16 Gp A | C92 Ruy Lopez, Closed |
| 11. A Diamant vs D Howell |
| ½-½ | 58 |
2008 |
8th Winterthur Chess Week | C99 Ruy Lopez, Closed, Chigorin, 12...cd |
| 12. W So vs D Howell |
| 1-0 | 41 |
2008 |
World Junior Championship | C91 Ruy Lopez, Closed |
| 13. Yifan Hou vs D Howell |
| ½-½ | 61 |
2008 |
World Junior Championship | C96 Ruy Lopez, Closed |
| 14. D Ludwig vs D Howell |
| ½-½ | 43 |
2008 |
Open 18-wycc | C99 Ruy Lopez, Closed, Chigorin, 12...cd |
| 15. M Zaslavsky vs D Howell |
| ½-½ | 28 |
2008 |
Open 18-wycc | C97 Ruy Lopez, Closed, Chigorin |
| 16. P Vishnu vs D Howell |
| 0-1 | 26 |
2009 |
48th World Junior Championship | C96 Ruy Lopez, Closed |
| 17. J Smeets vs D Howell |
| 1-0 | 31 |
2009 |
Howard Staunton Memorial (Scheveningen Match) | C99 Ruy Lopez, Closed, Chigorin, 12...cd |
| 18. W So vs D Howell |
| ½-½ | 19 |
2009 |
Corus (Group C) | C96 Ruy Lopez, Closed |
| 19. D Swiercz vs D Howell |
| 0-1 | 46 |
2009 |
48th World Junior Championship | C96 Ruy Lopez, Closed |
