| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 1. Y Rovner vs Korchnoi |
 | 1-0 | 20 | 1945 | Leningrad | C45 Scotch Game |
| 2. Zikov vs Korchnoi |
| 0-1 | 20 | 1946 | Leningrad | B00 Uncommon King's Pawn Opening |
| 3. Korchnoi vs Razov |
| 1-0 | 27 | 1946 | Leningrad | C50 Giuoco Piano |
| 4. Petrosian vs Korchnoi |
 | 1-0 | 23 | 1946 | URS-ch U18 | A94 Dutch, Stonewall with Ba3 |
| 5. L Aronson vs Korchnoi |
| 0-1 | 43 | 1947 | Leningrad | D44 Queen's Gambit Declined Semi-Slav |
| 6. Y Vasilchuk vs Korchnoi |
| 0-1 | 60 | 1947 | Leningrad | B74 Sicilian, Dragon, Classical |
| 7. V Shiyanovsky vs Korchnoi |
| 0-1 | 35 | 1947 | Leningrad | D47 Queen's Gambit Declined Semi-Slav |
| 8. Korchnoi vs S Giterman |
| 1-0 | 36 | 1948 | USSR Junior Championship sf-A | C07 French, Tarrasch |
| 9. Korchnoi vs Spassky |
| 1-0 | 12 | 1948 | Leningrad | B71 Sicilian, Dragon, Levenfish Variation |
| 10. Korchnoi vs Y Sakharov |
| 1-0 | 30 | 1949 | URS-ch qf | D11 Queen's Gambit Declined Slav |
| 11. Korchnoi vs N Levin |
| 1-0 | 31 | 1949 | URS-ch qf | E03 Catalan, Open |
| 12. L Omelchenko vs Korchnoi |
| 0-1 | 32 | 1949 | Leningrad | C77 Ruy Lopez |
| 13. Korchnoi vs Spassky |
| 0-1 | 51 | 1949 | Leningrad Junior Championship | B71 Sicilian, Dragon, Levenfish Variation |
| 14. Korchnoi vs V P Zakharov |
| ½-½ | 40 | 1949 | Leningrad Junior Championship | D11 Queen's Gambit Declined Slav |
| 15. Korchnoi vs Shapkin |
| 1-0 | 18 | 1949 | USSR Junior Team Championship | D08 Queen's Gambit Declined, Albin Counter Gambit |
| 16. V Golenishchev vs Korchnoi |
| 0-1 | 42 | 1949 | USSR Junior Team Championship | A90 Dutch |
| 17. Averbakh vs Korchnoi |
| 1-0 | 43 | 1950 | URS-ch sf Tula | B45 Sicilian, Taimanov |
| 18. S Khavsky vs Korchnoi |
| 0-1 | 31 | 1950 | URS-ch qf | B21 Sicilian, 2.f4 and 2.d4 |
| 19. Taimanov vs Korchnoi |
| 0-1 | 35 | 1950 | Leningrad Championship | A97 Dutch, Ilyin-Genevsky |
| 20. M Aizenshtadt vs Korchnoi |
| 0-1 | 34 | 1950 | URS-ch qf | D35 Queen's Gambit Declined |
| 21. Korchnoi vs G Borisenko |
| 0-1 | 38 | 1950 | URS-ch sf Tula | C34 King's Gambit Accepted |
| 22. Korchnoi vs A Cherepkov |
| 1-0 | 68 | 1950 | Leningrad Championship | C58 Two Knights |
| 23. Korchnoi vs S Zhukhovitsky |
| 1-0 | 55 | 1950 | Leningrad Championship | B62 Sicilian, Richter-Rauzer |
| 24. N Bakulin vs Korchnoi |
| 0-1 | 39 | 1950 | URS-ch qf | B00 Uncommon King's Pawn Opening |
| 25. Sikov vs Korchnoi |
| 0-1 | 44 | 1950 | Leningrad | A85 Dutch, with c4 & Nc3 |
Kibitzing
