| Game |
| Result | Moves |
Year |
Event/Locale | Opening |
| 1. F A Cuijpers vs Antunes |
| 1-0 | 31 |
1980 |
EU-ch U20 | B99 Sicilian, Najdorf, 7...Be7 Main line |
| 2. K Strzelecki vs Antunes |
| 1-0 | 33 |
1980 |
EU-ch U20 | B35 Sicilian, Accelerated Fianchetto, Modern Variation with Bc4 |
| 3. S Kindermann vs Antunes |
| 1-0 | 52 |
1984 |
Thessaloniki ol (Men) | B32 Sicilian |
| 4. Sznapik vs Antunes |
| 0-1 | 41 |
1984 |
Thessaloniki ol (Men) | B36 Sicilian, Accelerated Fianchetto |
| 5. W Arencibia vs Antunes |
| ½-½ | 19 |
1991 |
Capablanca mem-A | B36 Sicilian, Accelerated Fianchetto |
| 6. Topalov vs Antunes |
 | ½-½ | 72 |
1992 |
Candas | B32 Sicilian |
| 7. K Mokry vs Antunes |
| 1-0 | 45 |
1994 |
EUCup Gr2 | B35 Sicilian, Accelerated Fianchetto, Modern Variation with Bc4 |
| 8. Azmaiparashvili vs Antunes |
| 1-0 | 54 |
1994 |
It op | B31 Sicilian, Rossolimo Variation |
| 9. J Becerra-Rivero vs Antunes |
| 1-0 | 42 |
1994 |
Havana op | B31 Sicilian, Rossolimo Variation |
| 10. Judit Polgar vs Antunes |
 | 0-1 | 58 |
1996 |
Olympiad | B32 Sicilian |
| 11. J Ye vs Antunes |
| 1-0 | 64 |
1996 |
Macau m | B32 Sicilian |
| 12. Stripunsky vs Antunes |
| 1-0 | 59 |
1996 |
Hoogovens-B | B31 Sicilian, Rossolimo Variation |
| 13. Van der Wiel vs Antunes |
| ½-½ | 34 |
1996 |
Wijk-B | B31 Sicilian, Rossolimo Variation |
| 14. R Damaso vs Antunes |
| 1-0 | 42 |
1997 |
Portugal tt | B31 Sicilian, Rossolimo Variation |
| 15. M Godena vs Antunes |
| 1-0 | 33 |
1997 |
EU-chT (Men) | B22 Sicilian, Alapin |
| 16. F Carvalheiro vs Antunes |
| 0-1 | 29 |
1998 |
POR-chT | B32 Sicilian |
| 17. N Lanier vs Antunes |
| 0-1 | 39 |
1998 |
POR-chT | B21 Sicilian, 2.f4 and 2.d4 |
| 18. J Leonardo vs Antunes |
| 0-1 | 49 |
1998 |
POR-chT | B31 Sicilian, Rossolimo Variation |