| Game |
| Result | Moves |
Year |
Event/Locale | Opening |
| 1. Ljubojevic vs Portisch |
| ½-½ | 50 |
1971 |
Palma de Mallorca | B87 Sicilian, Fischer-Sozin with ...a6 and ...b5 |
| 2. Portisch vs Ljubojevic |
| 1-0 | 28 |
1971 |
Vrsac | A40 Queen's Pawn Game |
| 3. Ljubojevic vs Portisch |
 | 0-1 | 59 |
1972 |
Teesside | A01 Nimzovich-Larsen Attack |
| 4. Ljubojevic vs Portisch |
| 0-1 | 40 |
1972 |
Wijk aan Zee | B87 Sicilian, Fischer-Sozin with ...a6 and ...b5 |
| 5. Ljubojevic vs Portisch |
| ½-½ | 40 |
1973 |
Petropolis Interzonal | C00 French Defense |
| 6. Portisch vs Ljubojevic |
| ½-½ | 47 |
1973 |
Madrid | A04 Reti Opening |
| 7. Ljubojevic vs Portisch |
| 1-0 | 53 |
1974 |
Manila | C95 Ruy Lopez, Closed, Breyer |
| 8. Ljubojevic vs Portisch |
| ½-½ | 47 |
1975 |
Milan | C85 Ruy Lopez, Exchange Variation Doubly Deferred (DERLD) |
| 9. Portisch vs Ljubojevic |
| ½-½ | 47 |
1975 |
Milan | D67 Queen's Gambit Declined, Orthodox Defense, Bd3 line |
| 10. Ljubojevic vs Portisch |
| ½-½ | 24 |
1975 |
Milan | C44 King's Pawn Game |
| 11. Portisch vs Ljubojevic |
| 1-0 | 27 |
1975 |
Portoroz/Ljubljana | A41 Queen's Pawn Game (with ...d6) |
| 12. Ljubojevic vs Portisch |
| ½-½ | 31 |
1975 |
Milan | C95 Ruy Lopez, Closed, Breyer |
| 13. Portisch vs Ljubojevic |
| 1-0 | 66 |
1975 |
Milan | A04 Reti Opening |
| 14. Portisch vs Ljubojevic |
 | 1-0 | 41 |
1977 |
Moscow ETC | A04 Reti Opening |
| 15. Ljubojevic vs Portisch |
| 1-0 | 50 |
1978 |
Tilburg | B18 Caro-Kann, Classical |
| 16. Portisch vs Ljubojevic |
| ½-½ | 42 |
1978 |
Niksic | D51 Queen's Gambit Declined |
| 17. Ljubojevic vs Portisch |
| ½-½ | 35 |
1978 |
Bugojno | B10 Caro-Kann |
| 18. Ljubojevic vs Portisch |
| ½-½ | 52 |
1979 |
Montreal | C00 French Defense |
| 19. Portisch vs Ljubojevic |
| ½-½ | 26 |
1979 |
Montreal | E55 Nimzo-Indian, 4.e3, Gligoric System, Bronstein Variation |
| 20. Portisch vs Ljubojevic |
| ½-½ | 15 |
1980 |
Skara ETC | A08 King's Indian Attack |
| 21. Portisch vs Ljubojevic |
| ½-½ | 26 |
1980 |
Malta (ol) 30/51 (Kurajica,B) | A21 English |
| 22. Ljubojevic vs Portisch |
| ½-½ | 20 |
1981 |
Amsterdam | C45 Scotch Game |
| 23. Portisch vs Ljubojevic |
 | 1-0 | 56 |
1981 |
Tilburg | A25 English |
| 24. Portisch vs Ljubojevic |
| ½-½ | 32 |
1981 |
Linares | D43 Queen's Gambit Declined Semi-Slav |
| 25. Portisch vs Ljubojevic |
| ½-½ | 17 |
1982 |
London P&D | D43 Queen's Gambit Declined Semi-Slav |