| Game |
| Result | Moves |
Year |
Event/Locale | Opening |
| 26. Krogius vs Kholmov |
 | 0-1 | 64 |
1955 |
URS-ch sf | B17 Caro-Kann, Steinitz Variation |
| 27. Krogius vs Geller |
| 1-0 | 40 |
1955 |
USSR | B76 Sicilian, Dragon, Yugoslav Attack |
| 28. Krogius vs B Voronkov |
| ½-½ | 16 |
1956 |
Tbilisi ½f-USSR ch | D15 Queen's Gambit Declined Slav |
| 29. Kotkov vs Krogius |
| ½-½ | 45 |
1956 |
Tbilisi ½f-USSR ch | C94 Ruy Lopez, Closed, Breyer Defense |
| 30. J Yuchtman vs Krogius |
| 1-0 | 39 |
1956 |
Tbilisi ½f-USSR ch | B40 Sicilian |
| 31. Krogius vs Furman |
| ½-½ | 12 |
1956 |
Tbilisi ½f-USSR ch | C17 French, Winawer, Advance |
| 32. Krogius vs Chukaev |
| ½-½ | 41 |
1956 |
Tbilisi ½f-USSR ch | C77 Ruy Lopez |
| 33. Antoshin vs Krogius |
| ½-½ | 16 |
1956 |
Tbilisi ½f-USSR ch | C85 Ruy Lopez, Exchange Variation Doubly Deferred (DERLD) |
| 34. Krogius vs Korchnoi |
 | 1-0 | 31 |
1956 |
Tbilisi | C05 French, Tarrasch |
| 35. V Zurakhov vs Krogius |
| ½-½ | 16 |
1956 |
Tbilisi ½f-USSR ch | C73 Ruy Lopez, Modern Steinitz Defense |
| 36. Tal vs Krogius |
 | 1-0 | 62 |
1956 |
Tbilisi | D50 Queen's Gambit Declined |
| 37. Krogius vs S Khalilbeili |
| ½-½ | 21 |
1956 |
Tbilisi ½f-USSR ch | D35 Queen's Gambit Declined |
| 38. Krogius vs A Buslaev |
| 1-0 | 25 |
1956 |
Tbilisi ½f-USSR ch | B32 Sicilian |
| 39. Krogius vs Polugaevsky |
| 1-0 | 51 |
1956 |
Ch URS (1/2 final) | B62 Sicilian, Richter-Rauzer |
| 40. Krogius vs Gufeld |
| ½-½ | 22 |
1956 |
Tbilisi ½f-USSR ch | E75 King's Indian, Averbakh, Main line |
| 41. Petrosian vs Krogius |
| 1-0 | 41 |
1956 |
Ch URS | E94 King's Indian, Orthodox |
| 42. T Georgadze vs Krogius |
| 0-1 | 46 |
1956 |
Tbilisi ½f-USSR ch | B43 Sicilian, Kan, 5.Nc3 |
| 43. Kasparian vs Krogius |
| 0-1 | 32 |
1956 |
Tbilisi ½f-USSR ch | C46 Three Knights |
| 44. S Khavsky vs Krogius |
| ½-½ | 20 |
1956 |
RSFSR-ch | C30 King's Gambit Declined |
| 45. Koblents vs Krogius |
| ½-½ | 17 |
1956 |
Tbilisi ½f-USSR ch | E64 King's Indian, Fianchetto, Yugoslav System |
| 46. Krogius vs Gurgenidze |
| ½-½ | 24 |
1956 |
Tbilisi ½f-USSR ch | B36 Sicilian, Accelerated Fianchetto |
| 47. Krogius vs Spassky |
 | 0-1 | 41 |
1957 |
Leningrad ch-SU | B28 Sicilian, O'Kelly Variation |
| 48. Krogius vs K Klaman |
| ½-½ | 33 |
1957 |
URS-ch sf | D16 Queen's Gambit Declined Slav |
| 49. Krogius vs Antoshin |
| ½-½ | 18 |
1957 |
URS-ch sf | C87 Ruy Lopez |
| 50. Krogius vs Mnatsakanian |
| 1-0 | 49 |
1957 |
USSR ch sf | A21 English |