| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 26. J Foltys vs Z Kovacs |
 | 1-0 | 27 | 1949 | Schlechter Memorial | E60 King's Indian Defense |
| 27. Z Kovacs vs S Puc |
| 0-1 | 35 | 1949 | Schlechter Memorial | D48 Queen's Gambit Declined Semi-Slav, Meran |
| 28. K Kaliwoda vs Z Kovacs |
| ½-½ | 45 | 1949 | Schlechter Memorial | A07 King's Indian Attack |
| 29. H Mueller vs Z Kovacs |
| ½-½ | 46 | 1949 | Schlechter Memorial | C79 Ruy Lopez, Steinitz Defense Deferred |
| 30. Z Kovacs vs G Fletzer |
| ½-½ | 11 | 1949 | Schlechter Memorial | B59 Sicilian, Boleslavsky Variation, 7.Nb3 |
| 31. M Monticelli vs Z Kovacs |
| 1-0 | 86 | 1950 | Hietzing | B83 Sicilian |
| 32. Z Kovacs vs B Tot |
| ½-½ | 33 | 1950 | Vienna 1950/51 | B18 Caro-Kann, Classical |
| 33. L Soluch vs Z Kovacs |
| 1-0 | 71 | 1950 | Vienna 1950/51 | E67 King's Indian, Fianchetto |
| 34. Z Kovacs vs T van den Tol |
| ½-½ | 30 | 1950 | Vienna 1950/51 | C11 French |
| 35. K Kopetzky vs Z Kovacs |
| 0-1 | 41 | 1950 | Vienna 1950/51 | B83 Sicilian |
| 36. Z Kovacs vs J Platt |
| 1-0 | 40 | 1950 | Vienna 1950/51 | B73 Sicilian, Dragon, Classical |
| 37. E Paoli vs Z Kovacs |
| ½-½ | 140 | 1950 | Vienna 1950/51 | B30 Sicilian |
| 38. Z Kovacs vs H Mueller |
| 1-0 | 73 | 1951 | Vienna 1950/51 | B28 Sicilian, O'Kelly Variation |
| 39. P Michel vs Z Kovacs |
| 1-0 | 47 | 1951 | Vienna 1950/51 | B60 Sicilian, Richter-Rauzer |
| 40. Z Kovacs vs Gruenfeld |
| ½-½ | 27 | 1951 | Vienna 1950/51 | C97 Ruy Lopez, Closed, Chigorin |
| 41. A Beni vs Z Kovacs |
| ½-½ | 58 | 1951 | Vienna 1950/51 | E67 King's Indian, Fianchetto |
| 42. F Kopp vs Z Kovacs |
| 0-1 | 49 | 1951 | Vienna 1951/52 | E67 King's Indian, Fianchetto |
| 43. Z Kovacs vs E Canal |
| ½-½ | 9 | 1951 | Vienna 1951/52 | A90 Dutch |
| 44. L Rellstab vs Z Kovacs |
| ½-½ | 48 | 1951 | Vienna 1951/52 | B30 Sicilian |
| 45. Z Kovacs vs J Lokvenc |
| ½-½ | 53 | 1951 | Vienna 1951/52 | E85 King's Indian, Samisch, Orthodox Variation |
| 46. H Keller vs Z Kovacs |
| 1-0 | 24 | 1951 | Vienna 1951/52 | D47 Queen's Gambit Declined Semi-Slav |
| 47. Z Kovacs vs A Matanovic |
| 1-0 | 30 | 1951 | Vienna 1951/52 | E26 Nimzo-Indian, Samisch |
| 48. V Castaldi vs Z Kovacs |
| 0-1 | 53 | 1952 | Vienna 1951/52 | B83 Sicilian |
| 49. Z Kovacs vs K Kopetzky |
| ½-½ | 49 | 1952 | Vienna 1951/52 | D06 Queen's Gambit Declined |
| 50. A Beni vs Z Kovacs |
 | 1-0 | 111 | 1952 | Vienna 1951/52 | C84 Ruy Lopez, Closed |
Kibitzing
