| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 1. Westerinen vs A Matanovic |
| 0-1 | 53 | 1968 | Palma de Mallorca | C93 Ruy Lopez, Closed, Smyslov Defense |
| 2. Westerinen vs Spassky |
 | 0-1 | 28 | 1968 | Palma de Mallorca | C93 Ruy Lopez, Closed, Smyslov Defense |
| 3. Westerinen vs H Kramer |
| ½-½ | 44 | 1969 | Hoogovens-B | C93 Ruy Lopez, Closed, Smyslov Defense |
| 4. Westerinen vs E Scholl |
| 1-0 | 31 | 1969 | Hoogovens-B | C93 Ruy Lopez, Closed, Smyslov Defense |
| 5. Westerinen vs Gligoric |
| 0-1 | 58 | 1971 | FRG-ch International | C93 Ruy Lopez, Closed, Smyslov Defense |
| 6. Westerinen vs S Odendahl |
| 1-0 | 33 | 1979 | 3rd Lloyds Bank Masters Open | C93 Ruy Lopez, Closed, Smyslov Defense |
| 7. Westerinen vs P Johansen |
| 1-0 | 50 | 2002 | Troll Masters | C93 Ruy Lopez, Closed, Smyslov Defense |
Kibitzing
