| Game |
| Result | Moves |
Year |
Event/Locale | Opening |
| 1. Aitken vs Portisch |
| 0-1 | 50 |
1958 |
13th olm qual. group 3 | B47 Sicilian, Taimanov (Bastrikov) Variation |
| 2. Robatsch vs Portisch |
 | 0-1 | 45 |
1966 |
Palma de Mallorca | B47 Sicilian, Taimanov (Bastrikov) Variation |
| 3. Matulovic vs Portisch |
| 1-0 | 25 |
1967 |
Sousse | B47 Sicilian, Taimanov (Bastrikov) Variation |
| 4. R Byrne vs Portisch |
| ½-½ | 30 |
1967 |
Sousse | B47 Sicilian, Taimanov (Bastrikov) Variation |
| 5. I Polgar vs Portisch |
| ½-½ | 40 |
1968 |
Ungarn | B47 Sicilian, Taimanov (Bastrikov) Variation |
| 6. D Ciric vs Portisch |
| ½-½ | 15 |
1969 |
Wijk aan Zee | B47 Sicilian, Taimanov (Bastrikov) Variation |
| 7. Minic vs Portisch |
| ½-½ | 44 |
1970 |
Palma de Mallorca | B47 Sicilian, Taimanov (Bastrikov) Variation |
| 8. Larry Evans vs Portisch |
| ½-½ | 41 |
1971 |
Amsterdam | B47 Sicilian, Taimanov (Bastrikov) Variation |
| 9. Kaplan vs Portisch |
| ½-½ | 23 |
1973 |
Madrid | B47 Sicilian, Taimanov (Bastrikov) Variation |
| 10. Larsen vs Portisch |
| 1-0 | 86 |
1977 |
Rotterdam | B47 Sicilian, Taimanov (Bastrikov) Variation |
| 11. Ermenkov vs Portisch |
| ½-½ | 92 |
1985 |
Tunisien | B47 Sicilian, Taimanov (Bastrikov) Variation |
| 12. Y Gruenfeld vs Portisch |
| 0-1 | 28 |
1987 |
New York | B47 Sicilian, Taimanov (Bastrikov) Variation |
| 13. Timman vs Portisch |
| 1-0 | 64 |
1989 |
Antwerpen | B47 Sicilian, Taimanov (Bastrikov) Variation |
| 14. Smirin vs Portisch |
| ½-½ | 45 |
1992 |
Manila | B47 Sicilian, Taimanov (Bastrikov) Variation |
| 15. Short vs Portisch |
| 1-0 | 71 |
1992 |
Manila | B47 Sicilian, Taimanov (Bastrikov) Variation |
| 16. Judit Polgar vs Portisch |
| ½-½ | 53 |
1994 |
Monaco, Wom-Vet | B47 Sicilian, Taimanov (Bastrikov) Variation |
| 17. Xie Jun vs Portisch |
| ½-½ | 49 |
1996 |
Foxtrot, London ENG | B47 Sicilian, Taimanov (Bastrikov) Variation |
| 18. Xie Jun vs Portisch |
| ½-½ | 38 |
2001 |
Klompendans | B47 Sicilian, Taimanov (Bastrikov) Variation |
