| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 1. A Olivera vs W O Cruz |
 | 0-1 | 23 | 1938 | Montevideo | D55 Queen's Gambit Declined |
| 2. R Flores Alvarez vs A Olivera |
| 1-0 | 29 | 1938 | Montevideo | D34 Queen's Gambit Declined, Tarrasch |
| 3. O Trompowsky vs A Olivera |
| ½-½ | 22 | 1938 | Montevideo | E24 Nimzo-Indian, Samisch |
| 4. A Olivera vs Alekhine |
| ½-½ | 31 | 1938 | Montevideo | E33 Nimzo-Indian, Classical |
| 5. A Olivera vs R Grau |
| 1-0 | 51 | 1938 | Montevideo | D37 Queen's Gambit Declined |
| 6. A da Silva Rocha vs A Olivera |
| ½-½ | 24 | 1938 | Montevideo | E15 Queen's Indian |
| 7. A Olivera vs C H Maderna |
| 0-1 | 40 | 1938 | Montevideo | D46 Queen's Gambit Declined Semi-Slav |
| 8. A Olivera vs J Canepa |
| 1-0 | 28 | 1938 | Montevideo | E15 Queen's Indian |
| 9. E Rotunno vs A Olivera |
| ½-½ | 24 | 1938 | Montevideo | E16 Queen's Indian |
| 10. V Fenoglio vs A Olivera |
| 1-0 | 29 | 1938 | Montevideo | D05 Queen's Pawn Game |
| 11. Letelier vs A Olivera |
| 0-1 | 30 | 1938 | Montevideo | D23 Queen's Gambit Accepted |
| 12. A Olivera vs J C Balparda |
| ½-½ | 44 | 1938 | Montevideo | D26 Queen's Gambit Accepted |
| 13. A Olivera vs C Guimard |
| 0-1 | 24 | 1938 | Montevideo | D50 Queen's Gambit Declined |
| 14. R Bensadon vs A Olivera |
| ½-½ | 24 | 1938 | Montevideo | D63 Queen's Gambit Declined, Orthodox Defense |
| 15. A Olivera vs A Salles Oliveira |
| ½-½ | 22 | 1938 | Montevideo | D30 Queen's Gambit Declined |
| 16. L Endzelins vs A Olivera |
| 1-0 | 68 | 1939 | Buenos Aires Olympiad qual-2 | A13 English |
| 17. A Olivera vs L Zavala |
| 1-0 | 28 | 1939 | Buenos Aires Olympiad qual-2 | E49 Nimzo-Indian, 4.e3, Botvinnik System |
| 18. J Salas Romo vs A Olivera |
| 1-0 | 36 | 1939 | Buenos Aires Olympiad qual-2 | E33 Nimzo-Indian, Classical |
| 19. A Olivera vs E Reinhardt |
| 1-0 | 38 | 1939 | Buenos Aires Olympiad qual-2 | E33 Nimzo-Indian, Classical |
| 20. B N Rometti vs A Olivera |
| 0-1 | 40 | 1939 | Buenos Aires Olympiad qual-2 | C07 French, Tarrasch |
| 21. A Olivera vs E Karastoichev |
| 0-1 | 24 | 1939 | Buenos Aires Olympiad qual-2 | E32 Nimzo-Indian, Classical |
| 22. W Holowach vs A Olivera |
| 1-0 | 43 | 1939 | Buenos Aires Olympiad Final-B | E21 Nimzo-Indian, Three Knights |
| 23. A Olivera vs A Aponte |
| 1-0 | 68 | 1939 | Buenos Aires Olympiad Final-B | E00 Queen's Pawn Game |
| 24. C Salazar vs A Olivera |
| 0-1 | 58 | 1939 | Buenos Aires Olympiad Final-B | E24 Nimzo-Indian, Samisch |
| 25. A Olivera vs L Zavala |
| 1-0 | 34 | 1939 | Buenos Aires Olympiad Final-B | D60 Queen's Gambit Declined, Orthodox Defense |
Kibitzing
