| Game |
| Result | Moves |
Year |
Event/Locale | Opening |
| 1. J Canepa vs Trompowsky |
| 1-0 | 39 |
1938 |
Carrasco | B74 Sicilian, Dragon, Classical |
| 2. A Olivera vs J Canepa |
| 1-0 | 28 |
1938 |
Carrasco | E15 Queen's Indian |
| 3. J Canepa vs R Bensadon |
| 1-0 | 36 |
1938 |
Carrasco | B18 Caro-Kann, Classical |
| 4. W Cruz vs J Canepa |
| 1-0 | 36 |
1938 |
Carrasco | D61 Queen's Gambit Declined, Orthodox, Rubinstein Attack |
| 5. C H Maderna vs J Canepa |
| 1-0 | 44 |
1938 |
Carrasco | D67 Queen's Gambit Declined, Orthodox Defense, Bd3 line |
| 6. E Rotunno vs J Canepa |
| 1-0 | 31 |
1938 |
Carrasco | A46 Queen's Pawn Game |
| 7. V Fenoglio vs J Canepa |
| 1-0 | 34 |
1938 |
Carrasco | E11 Bogo-Indian Defense |
| 8. J Canepa vs A Liebstein |
| 1-0 | 41 |
1941 |
Montevideo | C77 Ruy Lopez |
| 9. L Engels vs J Canepa |
| 1-0 | 65 |
1941 |
Montevideo | B73 Sicilian, Dragon, Classical |
| 10. J Canepa vs F Roux Cabral |
| 1-0 | 18 |
1941 |
Montevideo | C48 Four Knights |
| 11. A Olivera vs J Canepa |
| 1-0 | 63 |
1941 |
Montevideo | A35 English, Symmetrical |
| 12. J Canepa vs P Santos Isain |
| 1-0 | 69 |
1941 |
Montevideo | E19 Queen's Indian, Old Main line, 9.Qxc3 |
| 13. Eliskases vs J Canepa |
| 1-0 | 41 |
1941 |
Montevideo | A35 English, Symmetrical |
| 14. P Michel vs J Canepa |
 | 1-0 | 43 |
1942 |
Mar del Plata | B72 Sicilian, Dragon |
| 15. J Canepa vs M Czerniak |
 | 1-0 | 24 |
1942 |
Mar del Plata | D45 Queen's Gambit Declined Semi-Slav |
| 16. H Rossetto vs J Canepa |
| 1-0 | 22 |
1942 |
Mar del Plata | A02 Bird's Opening |
| 17. Stahlberg vs J Canepa |
| 1-0 | 19 |
1942 |
Mar del Plata | E40 Nimzo-Indian, 4.e3 |
| 18. M Luckis vs J Canepa |
| 1-0 | 46 |
1942 |
Mar del Plata | E33 Nimzo-Indian, Classical |
| 19. C Corte vs J Canepa |
| 1-0 | 45 |
1942 |
Mar del Plata | B63 Sicilian, Richter-Rauzer Attack |
| 20. L Bauza vs J Canepa |
| 1-0 | 46 |
1951 |
San Rafael | D37 Queen's Gambit Declined |
| 21. E German vs J Canepa |
| 1-0 | 50 |
1951 |
San Rafael | A39 English, Symmetrical, Main line with d4 |
| 22. J Canepa vs Letelier |
| 1-0 | 40 |
1951 |
San Rafael | D13 Queen's Gambit Declined Slav, Exchange Variation |
| 23. J Mangini vs J Canepa |
| 1-0 | 43 |
1951 |
San Rafael | B54 Sicilian |