| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 51. C Sammelius vs N Cortlever |
| 0-1 | 44 | 1941 | Beverwijk | A49 King's Indian, Fianchetto without c4 |
| 52. K Richter vs N Cortlever |
| 1-0 | 15 | 1941 | Munich | C80 Ruy Lopez, Open |
| 53. N Cortlever vs Euwe |
 | 1-0 | 42 | 1941 | Beverwijk | B50 Sicilian |
| 54. N Cortlever vs A J Wijnans |
| 0-1 | 39 | 1941 | Beverwijk | B40 Sicilian |
| 55. K Opocensky vs N Cortlever |
| 1-0 | 31 | 1941 | Munich | E60 King's Indian Defense |
| 56. N Cortlever vs E Lundin |
| ½-½ | 67 | 1941 | Munich | B84 Sicilian, Scheveningen |
| 57. Alekhine vs N Cortlever |
 | 1-0 | 40 | 1941 | Munich | C07 French, Tarrasch |
| 58. N Cortlever vs G Kieninger |
| ½-½ | 33 | 1941 | Munich | C46 Three Knights |
| 59. I V Rohacek vs N Cortlever |
| ½-½ | 36 | 1941 | Munich | E60 King's Indian Defense |
| 60. N Cortlever vs J Foltys |
| 0-1 | 72 | 1941 | Munich | D50 Queen's Gambit Declined |
| 61. G Fuster vs N Cortlever |
| 0-1 | 37 | 1941 | Munich | D13 Queen's Gambit Declined Slav, Exchange Variation |
| 62. N Cortlever vs P Leepin |
| 1-0 | 34 | 1941 | Munich | B84 Sicilian, Scheveningen |
| 63. N Cortlever vs P Mross |
| ½-½ | 65 | 1941 | Munich | B54 Sicilian |
| 64. B Nielsen vs N Cortlever |
| 1-0 | 35 | 1941 | Munich | D93 Grunfeld, with Bf4 & e3 |
| 65. Bogoljubov vs N Cortlever |
| 1-0 | 74 | 1941 | Munich | D83 Grunfeld, Grunfeld Gambit |
| 66. N Cortlever vs G Stoltz |
| 0-1 | 28 | 1941 | Munich | B84 Sicilian, Scheveningen |
| 67. B Rabar vs N Cortlever |
| 1-0 | 67 | 1941 | Munich | D70 Neo-Grunfeld Defense |
| 68. K Richter vs N Cortlever |
| 1-0 | 16 | 1941 | Munich | C80 Ruy Lopez, Open |
| 69. N Cortlever vs P Rethy |
| ½-½ | 62 | 1941 | Munich | B85 Sicilian, Scheveningen, Classical |
| 70. N Cortlever vs Euwe |
| 0-1 | 41 | 1941 | Amsterdam | C82 Ruy Lopez, Open |
| 71. N Cortlever vs A J Wijnans |
| 1-0 | 54 | 1942 | NLD-tm | C26 Vienna |
| 72. N Cortlever vs H van Steenis |
| 1-0 | 42 | 1942 | NED-ch | D45 Queen's Gambit Declined Semi-Slav |
| 73. N Cortlever vs H Kramer |
| 1-0 | 51 | 1942 | NED-ch12 | C07 French, Tarrasch |
| 74. A de Groot vs N Cortlever |
| 1-0 | 35 | 1942 | NED-ch12 | A22 English |
| 75. A van den Hoek vs N Cortlever |
| 1-0 | 72 | 1942 | NED-ch12 playoff | A22 English |
Kibitzing
