| Game |
| Result | Moves |
Year |
Event/Locale | Opening |
| 1. H Westerinen vs K Valkesalmi |
| 1-0 | 30 |
1986 |
Helsinki | C31 King's Gambit Declined, Falkbeer Counter Gambit |
| 2. H Westerinen vs Gerd-Peter Gruen |
| 0-1 | 32 |
1987 |
BRD-BL Bamberg/Braun | C31 King's Gambit Declined, Falkbeer Counter Gambit |
| 3. H Westerinen vs P Motwani |
| 1-0 | 42 |
1988 |
London WFW | C31 King's Gambit Declined, Falkbeer Counter Gambit |
| 4. H Westerinen vs Ye Rongguang |
| ½-½ | 64 |
1990 |
Novi | C31 King's Gambit Declined, Falkbeer Counter Gambit |
| 5. H Westerinen vs T Engqvist |
 | 1-0 | 10 |
1990 |
Gausdal Troll | C31 King's Gambit Declined, Falkbeer Counter Gambit |
| 6. H Westerinen vs T Engqvist |
| 1-0 | 19 |
1990 |
Gausdal Troll Master | C31 King's Gambit Declined, Falkbeer Counter Gambit |
| 7. H Westerinen vs M Marin |
| 1-0 | 42 |
1992 |
Manila ol 09 | C31 King's Gambit Declined, Falkbeer Counter Gambit |
| 8. H Westerinen vs H A Gretarsson |
| ½-½ | 113 |
1995 |
9 | C31 King's Gambit Declined, Falkbeer Counter Gambit |
| 9. H Westerinen vs K Edvardsson |
| 1-0 | 38 |
1997 |
It open | C31 King's Gambit Declined, Falkbeer Counter Gambit |
| 10. H Westerinen vs H Adnoy |
| 1-0 | 40 |
2001 |
Classics IMB | C31 King's Gambit Declined, Falkbeer Counter Gambit |
