| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 26. Bronstein vs K Opocensky |
 | ½-½ | 31 | 1946 | Moscow - Prague | B92 Sicilian, Najdorf, Opocensky Variation |
| 27. A Muffang vs K Opocensky |
| ½-½ | 34 | 1947 | FRA-CSR | B92 Sicilian, Najdorf, Opocensky Variation |
| 28. M Turiansky vs K Opocensky |
| 0-1 | 43 | 1947 | Schlechter Memorial | B92 Sicilian, Najdorf, Opocensky Variation |
| 29. H Grob vs K Opocensky |
| 0-1 | 62 | 1947 | Schlechter Memorial | B23 Sicilian, Closed |
| 30. O Troianescu vs K Opocensky |
| ½-½ | 87 | 1948 | Karlovy Vary / Marianske Lazne | B23 Sicilian, Closed |
| 31. S Puc vs K Opocensky |
| 1-0 | 39 | 1948 | Czechoslovakia - Yugoslavia | B91 Sicilian, Najdorf, Zagreb (Fianchetto) Variation |
| 32. J Lokvenc vs K Opocensky |
| 1-0 | 55 | 1948 | Venice | B20 Sicilian |
| 33. J Foltys vs K Opocensky |
| 1-0 | 43 | 1949 | Schlechter Memorial | B94 Sicilian, Najdorf |
| 34. E Paoli vs K Opocensky |
| 0-1 | 64 | 1949 | Schlechter Memorial | B55 Sicilian, Prins Variation, Venice Attack |
| 35. J Balogh vs K Opocensky |
| 0-1 | 42 | 1949 | Bucharest | B91 Sicilian, Najdorf, Zagreb (Fianchetto) Variation |
| 36. V Brat vs K Opocensky |
| 0-1 | 40 | 1953 | Czechoslovak Championship | B63 Sicilian, Richter-Rauzer Attack |
| 37. J Fichtl vs K Opocensky |
| 1-0 | 40 | 1953 | Czechoslovak Championship | B45 Sicilian, Taimanov |
| 38. M Ujtelky vs K Opocensky |
| ½-½ | 36 | 1953 | Czechoslovak Championship | B23 Sicilian, Closed |
| 39. M Betak vs K Opocensky |
| ½-½ | 35 | 1956 | Czechoslovak Championship | B73 Sicilian, Dragon, Classical |
| 40. K Opocensky vs M Ujtelky |
| 1-0 | 23 | 1956 | Czechoslovak Championship | B86 Sicilian, Fischer-Sozin Attack |
| 41. J Sefc vs K Opocensky |
| ½-½ | 44 | 1957 | Bratislava | B29 Sicilian, Nimzovich-Rubinstein |
| 42. F Blatny vs K Opocensky |
| 0-1 | 30 | 1957 | Bratislava | B41 Sicilian, Kan |
| 43. K Opocensky vs L Alster |
| 0-1 | 62 | 1959 | Czechoslovak Championship | B21 Sicilian, 2.f4 and 2.d4 |
| 44. V Hofman vs K Opocensky |
| 1-0 | 53 | 1959 | Czechoslovak Championship | B94 Sicilian, Najdorf |
| 45. K Opocensky vs J Podgorny |
| ½-½ | 58 | 1959 | Czechoslovak Championship | B21 Sicilian, 2.f4 and 2.d4 |
| 46. K Opocensky vs L Alster |
| 0-1 | 36 | 1960 | Czechoslovak Championship | B21 Sicilian, 2.f4 and 2.d4 |
| 47. K Opocensky vs Hort |
| ½-½ | 44 | 1960 | Czechoslovak Championship | B95 Sicilian, Najdorf, 6...e6 |
| 48. K Opocensky vs Kavalek |
| 0-1 | 31 | 1961 | Czechoslovak Championship | B95 Sicilian, Najdorf, 6...e6 |
| 49. K Opocensky vs J Ratolistka |
| 0-1 | 36 | 1961 | Czechoslovak Championship | B21 Sicilian, 2.f4 and 2.d4 |
| 50. K Opocensky vs S Kupka |
| ½-½ | 50 | 1962 | Czechoslovak Championship | B47 Sicilian, Taimanov (Bastrikov) Variation |
Kibitzing
