| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 51. M Pavlov vs Westerinen |
 | 0-1 | 40 | 1963 | Halle Zonal | B77 Sicilian, Dragon, Yugoslav Attack |
| 52. Westerinen vs I Johannsson |
| 0-1 | 41 | 1963 | Halle Zonal | B33 Sicilian |
| 53. Ivkov vs Westerinen |
| 1-0 | 32 | 1963 | Halle Zonal | B77 Sicilian, Dragon, Yugoslav Attack |
| 54. Westerinen vs J H Donner |
| 0-1 | 41 | 1963 | Halle Zonal | D55 Queen's Gambit Declined |
| 55. O Kinnmark vs Westerinen |
| 0-1 | 50 | 1963 | Halle Zonal | B56 Sicilian |
| 56. I Niemela vs Westerinen |
| 1-0 | 41 | 1964 | FIN-Ch | E83 King's Indian, Samisch |
| 57. Westerinen vs A Hollis |
| 1-0 | 31 | 1964 | WchT U26 11th qual-B | B78 Sicilian, Dragon, Yugoslav Attack, 10.castle long |
| 58. A Hollis vs Westerinen |
| 1-0 | 46 | 1964 | WchT U26 11th fin-B | E60 King's Indian Defense |
| 59. S Briem vs Westerinen |
| 1-0 | 46 | 1964 | WchT U26 11th fin-B | C20 King's Pawn Game |
| 60. Westerinen vs A Jongsma |
| 1-0 | 22 | 1964 | WchT U26 11th fin-B | B35 Sicilian, Accelerated Fianchetto, Modern Variation with Bc4 |
| 61. Westerinen vs K Darga |
| 0-1 | 56 | 1964 | Tel Aviv Olympiad qual-7 | B42 Sicilian, Kan |
| 62. Westerinen vs I Papadopoulos |
| 1-0 | 24 | 1964 | Tel Aviv Olympiad qual-7 | E86 King's Indian, Samisch, Orthodox, 7.Nge2 c6 |
| 63. B Kolvig vs Westerinen |
| 0-1 | 31 | 1964 | Tel Aviv Olympiad qual-7 | E91 King's Indian |
| 64. Westerinen vs F Yabra |
| 1-0 | 20 | 1964 | Tel Aviv Olympiad qual-7 | D39 Queen's Gambit Declined, Ragozin, Vienna Variation |
| 65. J Sumar vs Westerinen |
| 0-1 | 60 | 1964 | Tel Aviv Olympiad qual-7 | C51 Evans Gambit |
| 66. Westerinen vs G Tringov |
| ½-½ | 41 | 1964 | Tel Aviv Olympiad qual-7 | A78 Benoni, Classical with ...Re8 and ...Na6 |
| 67. L Vizantiadis vs Westerinen |
| 0-1 | 40 | 1964 | Tel Aviv Olympiad qual-7 | C68 Ruy Lopez, Exchange |
| 68. Mansoor Jelveh vs Westerinen |
| ½-½ | 59 | 1964 | Tel Aviv Olympiad Final-C | A00 Uncommon Opening |
| 69. A Casa vs Westerinen |
| 0-1 | 35 | 1964 | Tel Aviv Olympiad Final-C | C44 King's Pawn Game |
| 70. J Minaya vs Westerinen |
| ½-½ | 72 | 1964 | Tel Aviv Olympiad Final-C | E62 King's Indian, Fianchetto |
| 71. Westerinen vs C Kulur |
| 1-0 | 38 | 1964 | Tel Aviv Olympiad Final-C | C19 French, Winawer, Advance |
| 72. L Vizantiadis vs Westerinen |
| 0-1 | 33 | 1964 | Tel Aviv Olympiad Final-C | E62 King's Indian, Fianchetto |
| 73. Westerinen vs G Mazzoni |
| 1-0 | 26 | 1964 | Tel Aviv Olympiad Final-C | D15 Queen's Gambit Declined Slav |
| 74. T Bjornsson vs Westerinen |
| 1-0 | 43 | 1964 | Tel Aviv Olympiad Final-C | E91 King's Indian |
| 75. M Blau vs Westerinen |
| 0-1 | 24 | 1964 | Tel Aviv Olympiad Final-C | C84 Ruy Lopez, Closed |
Kibitzing
