| Game |
| Result | Moves |
Year |
Event/Locale | Opening |
| 1. Korchnoi vs Lisitsin |
| 0-1 | 42 |
1954 |
URS-ch21 Kiev ,URS-c | E20 Nimzo-Indian |
| 2. Korchnoi vs O'Kelly |
| ½-½ | 30 |
1954 |
Bucharest | E25 Nimzo-Indian, Samisch |
| 3. Korchnoi vs Pachman |
| 1-0 | 41 |
1954 |
Bucharest it | E20 Nimzo-Indian |
| 4. Korchnoi vs R Persitz |
| ½-½ | 35 |
1955 |
Hastings | E31 Nimzo-Indian, Leningrad, Main line |
| 5. Korchnoi vs Gipslis |
| ½-½ | 28 |
1955 |
Ch URS (1/2 final) | E31 Nimzo-Indian, Leningrad, Main line |
| 6. Korchnoi vs Suetin |
| 1-0 | 44 |
1955 |
Lugansk | E52 Nimzo-Indian, 4.e3, Main line with ...b6 |
| 7. Korchnoi vs Geller |
 | 0-1 | 42 |
1955 |
Moscow | E30 Nimzo-Indian, Leningrad |
| 8. Korchnoi vs L Guldin |
| 0-1 | 56 |
1955 |
Lugansk | E30 Nimzo-Indian, Leningrad |
| 9. Korchnoi vs K Darga |
| 1-0 | 38 |
1955 |
Hastings | E53 Nimzo-Indian, 4.e3 |
| 10. Korchnoi vs A Matanovic |
 | ½-½ | 49 |
1956 |
Belgrade | E59 Nimzo-Indian, 4.e3, Main line |
| 11. Korchnoi vs B Djurasevic |
 | 0-1 | 25 |
1956 |
Belgrade | E30 Nimzo-Indian, Leningrad |
| 12. Korchnoi vs Chukaev |
| 1-0 | 34 |
1956 |
Tbilisi | E25 Nimzo-Indian, Samisch |
| 13. Korchnoi vs A Buslaev |
| ½-½ | 42 |
1956 |
Tbilisi | E56 Nimzo-Indian, 4.e3, Main line with 7...Nc6 |
| 14. Korchnoi vs Kieninger |
| 1-0 | 36 |
1957 |
EU-chT Vienna\\Baden | E21 Nimzo-Indian, Three Knights |
| 15. Korchnoi vs Gurgenidze |
| 1-0 | 37 |
1957 |
Sverdlovsk | E20 Nimzo-Indian |
| 16. Korchnoi vs S Nedeljkovic |
 | 1-0 | 37 |
1957 |
EU-chT Vienna\\Baden | E21 Nimzo-Indian, Three Knights |
| 17. Korchnoi vs M Mukhitdinov |
| ½-½ | 43 |
1957 |
Sverdlovsk | E40 Nimzo-Indian, 4.e3 |
| 18. Korchnoi vs A Matanovic |
| 1-0 | 51 |
1957 |
Leningrad | E21 Nimzo-Indian, Three Knights |
| 19. Korchnoi vs V Bykov |
| 1-0 | 45 |
1957 |
Leningrad | E25 Nimzo-Indian, Samisch |
| 20. Korchnoi vs Bastrikov |
 | 1-0 | 41 |
1958 |
Tashkent | E44 Nimzo-Indian, Fischer Variation, 5.Ne2 |
| 21. Korchnoi vs Keres |
| ½-½ | 12 |
1958 |
Vilnius USSR tm ch (08.07.58) | E41 Nimzo-Indian |
| 22. Korchnoi vs B Vladimirov |
| 1-0 | 42 |
1958 |
Tashkent | E56 Nimzo-Indian, 4.e3, Main line with 7...Nc6 |
| 23. Korchnoi vs Y Klyavin |
| ½-½ | 55 |
1959 |
Moscow | E54 Nimzo-Indian, 4.e3, Gligoric System |
| 24. Korchnoi vs J Kostro |
| ½-½ | 53 |
1959 |
Krakov | E59 Nimzo-Indian, 4.e3, Main line |
| 25. Korchnoi vs G Forintos |
| 1-0 | 34 |
1959 |
Krakov | E54 Nimzo-Indian, 4.e3, Gligoric System |