Game |
| Result | Moves |
Year | Event/Locale | Opening |
1. Portisch vs E Gasztonyi |
| 1-0 | 27 | 1958 | 13th Hungarian Championship | E69 King's Indian, Fianchetto, Classical Main line |
2. Portisch vs J Penrose |
| ½-½ | 27 | 1958 | Munich Olympiad qual-3 | E69 King's Indian, Fianchetto, Classical Main line |
3. Portisch vs Najdorf |
| ½-½ | 41 | 1961 | Bled | E69 King's Indian, Fianchetto, Classical Main line |
4. Portisch vs S Bakos |
 | 1-0 | 40 | 1962 | Hungarian Championship | E69 King's Indian, Fianchetto, Classical Main line |
5. Portisch vs M Aaron |
 | 0-1 | 27 | 1962 | Varna Olympiad qual-4 | E69 King's Indian, Fianchetto, Classical Main line |
6. Portisch vs Gligoric |
 | 1-0 | 38 | 1964 | Hungary - Yugoslavia | E69 King's Indian, Fianchetto, Classical Main line |
7. Portisch vs Fischer |
  | ½-½ | 46 | 1967 | Sousse Interzonal | E69 King's Indian, Fianchetto, Classical Main line |
8. Portisch vs Stein |
  | 1-0 | 58 | 1967 | Sousse Interzonal | E69 King's Indian, Fianchetto, Classical Main line |
9. Portisch vs Reshevsky |
| ½-½ | 15 | 1967 | Sousse Interzonal | E69 King's Indian, Fianchetto, Classical Main line |
10. Portisch vs E Kassabe |
| 1-0 | 41 | 1974 | Nice Olympiad qual-4 | E69 King's Indian, Fianchetto, Classical Main line |
11. Portisch vs Westerinen |
| 1-0 | 50 | 1980 | Valletta Olympiad | E69 King's Indian, Fianchetto, Classical Main line |
12. Portisch vs E Ermenkov |
| 1-0 | 37 | 1980 | Valletta Olympiad | E69 King's Indian, Fianchetto, Classical Main line |
13. Portisch vs A Ozsvath |
| 1-0 | 39 | 1992 | HUN-chT | E69 King's Indian, Fianchetto, Classical Main line |
14. Portisch vs A Groszpeter |
| ½-½ | 19 | 1994 | HUN-chT 1993/94 | E69 King's Indian, Fianchetto, Classical Main line |