| Game |
| Result | Moves |
Year |
Event/Locale | Opening |
| 1. K Mekhitarian vs A Gallego Alcaraz |
| 1-0 | 33 |
2007 |
Cali Continental op 4th | B67 Sicilian, Richter-Rauzer Attack, 7...a6 Defense, 8...Bd7 |
| 2. A Gallego Alcaraz vs L Ibarra Chami |
 | ½-½ | 92 |
2009 |
Pan-American Junior Championship | C72 Ruy Lopez, Modern Steinitz Defense, 5.O-O |
| 3. R Taher vs A Gallego Alcaraz |
| 0-1 | 33 |
2009 |
48th World Junior Championship | A07 King's Indian Attack |
| 4. R Vazquez Reyes vs A Gallego Alcaraz |
| 0-1 | 31 |
2009 |
Pan-American Junior Championship | B33 Sicilian |
| 5. A Diamant vs A Gallego Alcaraz |
| 1-0 | 28 |
2009 |
48th World Junior Championship | B30 Sicilian |
| 6. D Uribe Arteaga vs A Gallego Alcaraz |
| 0-1 | 50 |
2009 |
Pan-American Junior Championship | B33 Sicilian |
| 7. J Garnelis vs A Gallego Alcaraz |
| 1-0 | 55 |
2009 |
48th World Junior Championship | B45 Sicilian, Taimanov |
| 8. A Gallego Alcaraz vs S Decuadro |
| 1-0 | 38 |
2009 |
Pan-American Junior Championship | B90 Sicilian, Najdorf |
| 9. A Gallego Alcaraz vs R A Morales |
| 1-0 | 23 |
2009 |
48th World Junior Championship | C41 Philidor Defense |
| 10. L Sanguinetti vs A Gallego Alcaraz |
| 0-1 | 55 |
2009 |
Pan-American Junior Championship | D79 Neo-Grunfeld, 6.O-O, Main line |
| 11. M Leon Hoyos vs A Gallego Alcaraz |
| 1-0 | 38 |
2009 |
48th World Junior Championship | B30 Sicilian |
| 12. A Gallego Alcaraz vs L Tristan |
| 0-1 | 30 |
2009 |
Pan-American Junior Championship | C96 Ruy Lopez, Closed |
| 13. A Gallego Alcaraz vs W Gryson |
| 1-0 | 39 |
2009 |
48th World Junior Championship | B06 Robatsch |
| 14. A Gallego Alcaraz vs B Macias Murillo |
| ½-½ | 153 |
2009 |
Pan-American Junior Championship | B48 Sicilian, Taimanov Variation |
| 15. A Gallego Alcaraz vs R Jumabayev |
| ½-½ | 80 |
2009 |
48th World Junior Championship | C77 Ruy Lopez |
| 16. Robson vs A Gallego Alcaraz |
 | ½-½ | 25 |
2009 |
Pan-American Junior Championship | B33 Sicilian |
| 17. E Soares vs A Gallego Alcaraz |
| 0-1 | 36 |
2009 |
48th World Junior Championship | A04 Reti Opening |
| 18. A Gallego Alcaraz vs C Diaz Ordonez |
| 0-1 | 35 |
2009 |
Pan-American Junior Championship | C89 Ruy Lopez, Marshall |
| 19. A Gallego Alcaraz vs E Crespo |
| 1-0 | 33 |
2009 |
48th World Junior Championship | D31 Queen's Gambit Declined |
| 20. A Gallego Alcaraz vs I R Ortiz Suarez |
| 0-1 | 27 |
2010 |
Panam-Cont | D45 Queen's Gambit Declined Semi-Slav |
| 21. D Arenas vs A Gallego Alcaraz |
| 1-0 | 37 |
2010 |
Panam-Cont | B33 Sicilian |
| 22. R Alarcon Casellas vs A Gallego Alcaraz |
| 1-0 | 28 |
2012 |
38th Sitges Open | A45 Queen's Pawn Game |
| 23. A Mirzoev vs A Gallego Alcaraz |
| 1-0 | 45 |
2012 |
38th Sitges Open | A48 King's Indian |
| 24. A Gallego Alcaraz vs A M Franco Valencia |
| 1-0 | 41 |
2012 |
38th Sitges Open | A80 Dutch |
| 25. A Gallego Alcaraz vs Z Pakleza |
| ½-½ | 71 |
2012 |
38th Sitges Open | C41 Philidor Defense |