Game |
| Result | Moves |
Year | Event/Locale | Opening |
1. W Prueske vs J Leonardo |
| 0-1 | 48 | 1988 | Dortmund Open | C26 Vienna |
2. J Leonardo vs R Damaso |
| ½-½ | 16 | 1990 | Portuguese Championship | A00 Uncommon Opening |
3. F Cary vs J Leonardo |
| 1-0 | 60 | 1990 | Portuguese Championship | A37 English, Symmetrical |
4. A Frois vs J Leonardo |
| 1-0 | 39 | 1990 | Portuguese Championship | D02 Queen's Pawn Game |
5. J Leonardo vs A Fernandes |
| 0-1 | 43 | 1990 | Portuguese Championship | B28 Sicilian, O'Kelly Variation |
6. J A Santos vs J Leonardo |
| 1-0 | 53 | 1990 | Portuguese Championship | B07 Pirc |
7. J Leonardo vs L Galego |
| 0-1 | 32 | 1990 | Portuguese Championship | B40 Sicilian |
8. N Amaral vs J Leonardo |
| ½-½ | 52 | 1990 | Portuguese Championship | A41 Queen's Pawn Game (with ...d6) |
9. C Pereira dos Santos vs J Leonardo |
| 1-0 | 50 | 1990 | Portuguese Championship | A41 Queen's Pawn Game (with ...d6) |
10. J Leonardo vs F Ribeiro |
| 1-0 | 38 | 1990 | Portuguese Championship | A07 King's Indian Attack |
11. Ru Almeida vs J Leonardo |
| ½-½ | 28 | 1990 | Portuguese Championship | A41 Queen's Pawn Game (with ...d6) |
12. J Leonardo vs J Cordovil |
| 1-0 | 24 | 1990 | Portuguese Championship | A00 Uncommon Opening |
13. J Cordovil vs J Leonardo |
| 1-0 | 45 | 1992 | Lisbon-chB | B06 Robatsch |
14. K Spraggett vs J Leonardo |
| 1-0 | 38 | 1993 | POR-chT | A41 Queen's Pawn Game (with ...d6) |
15. J Leonardo vs A Antunes |
| ½-½ | 84 | 1993 | POR-chT | B31 Sicilian, Rossolimo Variation |
16. J Cordovil vs J Leonardo |
| 1-0 | 59 | 1993 | POR-chB | B52 Sicilian, Canal-Sokolsky (Rossolimo) Attack |
17. J Leonardo vs A Antunes |
| 0-1 | 37 | 1994 | Portuguese Masters | B31 Sicilian, Rossolimo Variation |
18. J Leonardo vs N D Alvarado Sepulveda |
| 1-0 | 37 | 1994 | Moscow Olympiad | C69 Ruy Lopez, Exchange, Gligoric Variation |
19. V Iordachescu vs J Leonardo |
| 1-0 | 36 | 1994 | Moscow Olympiad | B60 Sicilian, Richter-Rauzer |
20. J Cordovil vs J Leonardo |
| 0-1 | 26 | 1996 | Lisbon Masters | B53 Sicilian |
21. J Cordovil vs J Leonardo |
| 0-1 | 74 | 1997 | Lisbon Masters | B20 Sicilian |
22. J Leonardo vs D Fernando |
| 1-0 | 63 | 1997 | POR-ch | C63 Ruy Lopez, Schliemann Defense |
23. J Leonardo vs J Cordovil |
| ½-½ | 70 | 1998 | Portuguese Masters 14th | C69 Ruy Lopez, Exchange, Gligoric Variation |
24. J Leonardo vs A Antunes |
| 0-1 | 49 | 1998 | POR-chT | B31 Sicilian, Rossolimo Variation |
25. O Batzorig vs J Leonardo |
| 1-0 | 32 | 1998 | Elista Olympiad | B06 Robatsch |