| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 1. F Villegas vs G Mahia |
| 0-1 | 46 | 2012 | 7mo Continental de las Americas | B12 Caro-Kann Defense |
| 2. V Sanal vs F Villegas |
| 0-1 | 32 | 2017 | World Junior Championship | B45 Sicilian, Taimanov |
| 3. F Villegas vs O Kobo |
| 0-1 | 44 | 2017 | World Junior Championship | B06 Robatsch |
| 4. O Ladva vs F Villegas |
| 0-1 | 52 | 2017 | World Junior Championship | A05 Reti Opening |
| 5. F Villegas vs S Gagare |
| 0-1 | 51 | 2017 | World Junior Championship | C91 Ruy Lopez, Closed |
| 6. K Willathgamuwa vs F Villegas |
| 1-0 | 35 | 2017 | World Junior Championship | B22 Sicilian, Alapin |
| 7. F Villegas vs R Sezdbekov |
| ½-½ | 48 | 2017 | World Junior Championship | C89 Ruy Lopez, Marshall |
| 8. M Sasith Nipun Piyumantha vs F Villegas |
| ½-½ | 32 | 2017 | World Junior Championship | D70 Neo-Grunfeld Defense |
| 9. F Villegas vs V I Fuentes Parra |
| 1-0 | 37 | 2017 | World Junior Championship | C03 French, Tarrasch |
| 10. J Vykouk vs F Villegas |
| 0-1 | 33 | 2017 | World Junior Championship | B81 Sicilian, Scheveningen, Keres Attack |
| 11. F Villegas vs X Peng |
| 1-0 | 50 | 2017 | World Junior Championship | C91 Ruy Lopez, Closed |
| 12. F Villegas vs D Larrea |
| 1-0 | 38 | 2018 | Marcel Duchamp Open | B07 Pirc |
| 13. F Villegas vs L Coro |
| ½-½ | 49 | 2018 | Marcel Duchamp Open | B33 Sicilian |
| 14. G Muniz vs F Villegas |
| 0-1 | 20 | 2018 | Marcel Duchamp Open | B40 Sicilian |
| 15. F Villegas vs L Vaz |
| 1-0 | 31 | 2018 | Marcel Duchamp Open | C18 French, Winawer |
| 16. G Kimelman vs F Villegas |
| ½-½ | 37 | 2018 | Marcel Duchamp Open | A15 English |
| 17. A Hoffman vs F Villegas |
| 1-0 | 32 | 2018 | Marcel Duchamp Open | D70 Neo-Grunfeld Defense |
| 18. F Villegas vs F Torres |
| 0-1 | 37 | 2018 | Marcel Duchamp Open | C41 Philidor Defense |
| 19. M de Haro vs F Villegas |
| ½-½ | 34 | 2018 | Marcel Duchamp Open | B98 Sicilian, Najdorf |
| 20. F Villegas vs M Nejanky |
| 0-1 | 59 | 2018 | Marcel Duchamp Open | B67 Sicilian, Richter-Rauzer Attack, 7...a6 Defense, 8...Bd7 |
| 21. F Perez Ponsa vs F Villegas |
| 1-0 | 30 | 2018 | Norberto La Porta Cup Open | B45 Sicilian, Taimanov |
| 22. F Villegas vs R de Cesare |
| 1-0 | 35 | 2018 | Norberto La Porta Cup Open | D85 Grunfeld |
| 23. A E Perez Candelas vs F Villegas |
| 0-1 | 35 | 2018 | Norberto La Porta Cup Open | B22 Sicilian, Alapin |
| 24. F Villegas vs H Saldano Dayer |
| 0-1 | 53 | 2018 | Norberto La Porta Cup Open | C91 Ruy Lopez, Closed |
| 25. F Villegas vs D Albistur |
| 0-1 | 47 | 2018 | Norberto La Porta Cup Open | B41 Sicilian, Kan |
Kibitzing
