| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 76. P Boersma vs A van der Mije |
| 1-0 | 19 | 1979 | Dutch Open | D20 Queen's Gambit Accepted |
| 77. P Tolk vs P Boersma |
| ½-½ | 58 | 1979 | Dutch Open | B13 Caro-Kann, Exchange |
| 78. P Littlewood vs P Boersma |
| ½-½ | 19 | 1979 | 3rd Lloyds Bank Masters Open | E94 King's Indian, Orthodox |
| 79. P Boersma vs J Delaney |
| 1-0 | 34 | 1979 | 3rd Lloyds Bank Masters Open | A58 Benko Gambit |
| 80. G Botterill vs P Boersma |
| 1-0 | 31 | 1979 | 3rd Lloyds Bank Masters Open | D16 Queen's Gambit Declined Slav |
| 81. N Povah vs P Boersma |
| 1-0 | 20 | 1979 | 3rd Lloyds Bank Masters Open | B10 Caro-Kann |
| 82. P Boersma vs J C Pigott |
| 1-0 | 39 | 1979 | 3rd Lloyds Bank Masters Open | A61 Benoni |
| 83. P Boersma vs I Josephs |
| 1-0 | 35 | 1979 | Regency Masters A | D51 Queen's Gambit Declined |
| 84. P Boersma vs M Hebden |
| 0-1 | 42 | 1979 | Regency Masters A | E91 King's Indian |
| 85. K Langeweg vs P Boersma |
| 0-1 | 41 | 1979 | Regency Masters A | E98 King's Indian, Orthodox, Taimanov, 9.Ne1 |
| 86. P Boersma vs G Iskov |
| 0-1 | 29 | 1979 | Regency Masters A | E45 Nimzo-Indian, 4.e3, Bronstein (Byrne) Variation |
| 87. C Niklasson vs P Boersma |
| 1-0 | 27 | 1979 | Regency Masters A | E76 King's Indian, Four Pawns Attack |
| 88. P Boersma vs Plaskett |
| 1-0 | 39 | 1979 | Regency Masters A | A44 Old Benoni Defense |
| 89. P Boersma vs M Macdonald-Ross |
| ½-½ | 41 | 1979 | Regency Masters A | E94 King's Indian, Orthodox |
| 90. K Kaiszauri vs P Boersma |
| ½-½ | 37 | 1979 | Regency Masters A | B15 Caro-Kann |
| 91. J G Nicholson vs P Boersma |
| 0-1 | 35 | 1979 | Regency Masters A | B15 Caro-Kann |
| 92. P Boersma vs R Lith |
| 1-0 | 46 | 1980 | NED-ch sf | A56 Benoni Defense |
| 93. P Boersma vs R Kuijf |
| 1-0 | 30 | 1981 | Dutch Championship | E45 Nimzo-Indian, 4.e3, Bronstein (Byrne) Variation |
| 94. Van der Sterren vs P Boersma |
| 0-1 | 26 | 1981 | Dutch Championship | B13 Caro-Kann, Exchange |
| 95. P Boersma vs Van der Wiel |
| 0-1 | 29 | 1981 | Dutch Championship | E15 Queen's Indian |
| 96. P Boersma vs K Langeweg |
| 0-1 | 23 | 1981 | Dutch Championship | A36 English |
| 97. C Stehouwer vs P Boersma |
| 0-1 | 40 | 1981 | Dutch Championship | B13 Caro-Kann, Exchange |
| 98. P Boersma vs F van der Vliet |
| 1-0 | 33 | 1981 | Dutch Championship | E45 Nimzo-Indian, 4.e3, Bronstein (Byrne) Variation |
| 99. H Ree vs P Boersma |
| 1-0 | 32 | 1981 | Dutch Championship | D10 Queen's Gambit Declined Slav |
| 100. P Boersma vs J H Donner |
 | 0-1 | 50 | 1981 | Dutch Championship | E48 Nimzo-Indian, 4.e3 O-O 5.Bd3 d5 |
Kibitzing
