| Game |
| Result | Moves |
Year |
Event/Locale | Opening |
| 1. Wang Yue vs M Llaneza-Vega |
| 1-0 | 69 |
1997 |
Wch U10 | A41 Queen's Pawn Game (with ...d6) |
| 2. M Llaneza-Vega vs F J Fernandez Martin |
| 0-1 | 30 |
2000 |
Asturias-chT Preferente | B21 Sicilian, 2.f4 and 2.d4 |
| 3. G Livshits vs M Llaneza-Vega |
| 1-0 | 73 |
2001 |
Valoz Cup | B45 Sicilian, Taimanov |
| 4. V Dambrauskas vs M Llaneza-Vega |
| 1-0 | 52 |
2001 |
Valoz Cup | E62 King's Indian, Fianchetto |
| 5. M Llaneza-Vega vs P Bazant |
| 0-1 | 55 |
2001 |
Valoz Cup | C45 Scotch Game |
| 6. R Mamedov vs M Llaneza-Vega |
| 1-0 | 58 |
2001 |
WYB14 | B33 Sicilian |
| 7. M Llaneza-Vega vs V Sergeev |
| 0-1 | 50 |
2001 |
Valoz Cup | B05 Alekhine's Defense, Modern |
| 8. M Llaneza-Vega vs J Recuero-Guerra |
| 1-0 | 31 |
2001 |
Asturias-ch U14 | B40 Sicilian |
| 9. J Jirka vs M Llaneza-Vega |
| 1-0 | 18 |
2001 |
Valoz Cup | E62 King's Indian, Fianchetto |
| 10. N V Pedersen vs M Llaneza-Vega |
| 1-0 | 27 |
2001 |
Valoz Cup | B22 Sicilian, Alapin |
| 11. R Hardarson vs M Llaneza-Vega |
| 1-0 | 28 |
2001 |
Valoz Cup | B32 Sicilian |
| 12. M Llaneza-Vega vs M Calzetta |
| 1-0 | 34 |
2001 |
Valoz Cup | B23 Sicilian, Closed |
| 13. M Llaneza-Vega vs F Lindgren |
| ½-½ | 45 |
2001 |
Valoz Cup | B33 Sicilian |
| 14. M Llaneza-Vega vs S Estremera Panos |
| 0-1 | 24 |
2001 |
Valoz Cup | B57 Sicilian |
| 15. M Llaneza-Vega vs P Simacek |
| 0-1 | 39 |
2001 |
Valoz Cup | B06 Robatsch |
| 16. M Llaneza-Vega vs C A Foisor |
| 0-1 | 54 |
2003 |
4th IECC, Women | C15 French, Winawer |
| 17. J Stocek vs M Llaneza-Vega |
| 1-0 | 30 |
2003 |
Hostafrancs op 5th | E00 Queen's Pawn Game |
| 18. T Kosintseva vs M Llaneza-Vega |
 | 1-0 | 47 |
2003 |
4th IECC, Women | B22 Sicilian, Alapin |
| 19. A Pashikian vs M Llaneza-Vega |
| 1-0 | 49 |
2007 |
World Junior Championship | D87 Grunfeld, Exchange |
| 20. K Bulski vs M Llaneza-Vega |
| ½-½ | 44 |
2007 |
World Junior Championship | B30 Sicilian |
| 21. M Llaneza-Vega vs J Vila-Gazquez |
| 1-0 | 49 |
2007 |
2nd Soller GM | B49 Sicilian, Taimanov Variation |
| 22. T Banusz vs M Llaneza-Vega |
| 1-0 | 57 |
2007 |
World Junior Championship | E93 King's Indian, Petrosian System |
| 23. M Llaneza-Vega vs A Mirzoev |
| 1-0 | 39 |
2007 |
2nd Soller GM | B27 Sicilian |
| 24. G N Gopal vs M Llaneza-Vega |
| 1-0 | 25 |
2007 |
World Junior Championship | B30 Sicilian |
| 25. Galego vs M Llaneza-Vega |
| ½-½ | 26 |
2007 |
2nd Soller GM | B29 Sicilian, Nimzovich-Rubinstein |