| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 26. A Medina Garcia vs J Sanz Aguado |
| 1-0 | 45 | 1943 | Madrid | C02 French, Advance |
| 27. J Sanz Aguado vs Keres |
| 0-1 | 67 | 1943 | Madrid | E17 Queen's Indian |
| 28. Saemisch vs J Sanz Aguado |
 | ½-½ | 48 | 1943 | Madrid | A97 Dutch, Ilyin-Genevsky |
| 29. J Sanz Aguado vs Nicolas |
| 1-0 | 67 | 1943 | Madrid | A18 English, Mikenas-Carls |
| 30. A Ingelmo vs J Sanz Aguado |
 | 1-0 | 54 | 1943 | Madrid | B10 Caro-Kann |
| 31. J Sanz Aguado vs E Gomez |
| 1-0 | 26 | 1943 | Madrid | A22 English |
| 32. M de Agustin vs J Sanz Aguado |
| 1-0 | 43 | 1943 | Madrid | B17 Caro-Kann, Steinitz Variation |
| 33. Alekhine vs J Sanz Aguado |
| 1-0 | 42 | 1945 | Madrid | A16 English |
| 34. A Pomar vs J Sanz Aguado |
| ½-½ | 12 | 1945 | Madrid | B17 Caro-Kann, Steinitz Variation |
| 35. J Sanz Aguado vs Bolbochan |
| 0-1 | 25 | 1946 | Spain vs Argentina Radio Match | A17 English |
| 36. O'Kelly vs J Sanz Aguado |
| 0-1 | 45 | 1949 | Gijon | A90 Dutch |
| 37. J Sanz Aguado vs L Prins |
| 0-1 | 29 | 1949 | Gijon | A14 English |
| 38. J Sanz Aguado vs P Moran Santamaria |
| 0-1 | 54 | 1949 | Gijon | A14 English |
| 39. J M Fuentes vs J Sanz Aguado |
| 1-0 | 39 | 1949 | Gijon | A04 Reti Opening |
| 40. J Sanz Aguado vs A Medina Garcia |
| 0-1 | 46 | 1949 | Gijon | A04 Reti Opening |
| 41. J de Moura vs J Sanz Aguado |
| 0-1 | 56 | 1951 | Madrid | B14 Caro-Kann, Panov-Botvinnik Attack |
| 42. J Sanz Aguado vs P Tramoyeres |
| ½-½ | 32 | 1951 | Madrid | D02 Queen's Pawn Game |
| 43. J M Fuentes vs J Sanz Aguado |
| ½-½ | 26 | 1951 | Madrid | A94 Dutch, Stonewall with Ba3 |
| 44. J Sanz Aguado vs E Canal |
| 0-1 | 34 | 1951 | Madrid | A99 Dutch, Ilyin-Genevsky Variation with b3 |
| 45. H Grob vs J Sanz Aguado |
| 1-0 | 39 | 1951 | Madrid | B54 Sicilian |
| 46. J Sanz Aguado vs H Steiner |
| ½-½ | 50 | 1951 | Madrid | A04 Reti Opening |
| 47. O Bernstein vs J Sanz Aguado |
| ½-½ | 23 | 1951 | Madrid | B92 Sicilian, Najdorf, Opocensky Variation |
| 48. J Sanz Aguado vs J Llado Lumbera |
| 0-1 | 65 | 1951 | Madrid | A45 Queen's Pawn Game |
| 49. Pilnik vs J Sanz Aguado |
| 1-0 | 33 | 1951 | Madrid | B07 Pirc |
| 50. J Enevoldsen vs J Sanz Aguado |
| 1-0 | 38 | 1951 | Madrid | B07 Pirc |
Kibitzing
