| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 26. W Schmidt vs Westerinen |
| 1-0 | 33 | 1962 | Varna Olympiad Final-B | B13 Caro-Kann, Exchange |
| 27. Myagmarsuren vs Westerinen |
| ½-½ | 35 | 1962 | Varna Olympiad Final-B | C00 French Defense |
| 28. Westerinen vs R G Wade |
| 0-1 | 38 | 1962 | Varna Olympiad Final-B | C91 Ruy Lopez, Closed |
| 29. M Czerniak vs Westerinen |
| 1-0 | 50 | 1962 | Varna Olympiad Final-B | C00 French Defense |
| 30. B Brinck-Claussen vs Westerinen |
| 1-0 | 39 | 1962 | Varna Olympiad Final-B | E86 King's Indian, Samisch, Orthodox, 7.Nge2 c6 |
| 31. Westerinen vs Z Nilsson |
 | 1-0 | 60 | 1962 | Varna Olympiad Final-B | B76 Sicilian, Dragon, Yugoslav Attack |
| 32. Westerinen vs R Roth |
| ½-½ | 42 | 1962 | Varna Olympiad Final-B | B42 Sicilian, Kan |
| 33. J Thorvaldsson vs Westerinen |
| 0-1 | 26 | 1962 | Varna Olympiad Final-B | B69 Sicilian, Richter-Rauzer Attack, 7...a6 Defense, 11.Bxf6 |
| 34. T Serra Olives vs Westerinen |
| 1-0 | 41 | 1962 | Varna Olympiad Final-B | B56 Sicilian |
| 35. A Kiviaho vs Westerinen |
 | 0-1 | 26 | 1963 | Helsinki | E83 King's Indian, Samisch |
| 36. Westerinen vs E Book |
| 0-1 | 45 | 1963 | FIN-ch | C91 Ruy Lopez, Closed |
| 37. I Kanko vs Westerinen |
| 0-1 | 34 | 1963 | Halle Zonal | A71 Benoni, Classical, 8.Bg5 |
| 38. Westerinen vs Uhlmann |
| 0-1 | 43 | 1963 | Halle Zonal | C19 French, Winawer, Advance |
| 39. Westerinen vs P Ofstad |
| ½-½ | 41 | 1963 | Halle Zonal | C80 Ruy Lopez, Open |
| 40. Westerinen vs P Trifunovic |
| ½-½ | 31 | 1963 | Halle Zonal | C81 Ruy Lopez, Open, Howell Attack |
| 41. Westerinen vs N Minev |
| 1-0 | 40 | 1963 | Halle Zonal | B97 Sicilian, Najdorf |
| 42. Kavalek vs Westerinen |
| ½-½ | 42 | 1963 | Halle Zonal | E67 King's Indian, Fianchetto |
| 43. Portisch vs Westerinen |
| ½-½ | 74 | 1963 | Halle Zonal | A43 Old Benoni |
| 44. S Hamann vs Westerinen |
| 1-0 | 45 | 1963 | Halle Zonal | B73 Sicilian, Dragon, Classical |
| 45. Westerinen vs B Malich |
| ½-½ | 30 | 1963 | Halle Zonal | B60 Sicilian, Richter-Rauzer |
| 46. Westerinen vs Z Doda |
| 1-0 | 41 | 1963 | Halle Zonal | B42 Sicilian, Kan |
| 47. Larsen vs Westerinen |
| 1-0 | 43 | 1963 | Halle Zonal | B56 Sicilian |
| 48. S Johannessen vs Westerinen |
| 1-0 | 30 | 1963 | Halle Zonal | E62 King's Indian, Fianchetto |
| 49. Westerinen vs M Johansson |
| ½-½ | 30 | 1963 | Halle Zonal | B41 Sicilian, Kan |
| 50. Robatsch vs Westerinen |
| 1-0 | 23 | 1963 | Halle Zonal | B56 Sicilian |
Kibitzing
