| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 1. T Pirttimaki vs L Madebrink |
| 0-1 | 26 | 1975 | 11th Junior International Tournament | A04 Reti Opening |
| 2. C Bergstrom vs T Pirttimaki |
| 1-0 | 54 | 1975 | 11th Junior International Tournament | B40 Sicilian |
| 3. T Pirttimaki vs R Anderson |
| 0-1 | 29 | 1975 | 11th Junior International Tournament | A04 Reti Opening |
| 4. C Brorson vs T Pirttimaki |
| ½-½ | 27 | 1975 | 11th Junior International Tournament | B40 Sicilian |
| 5. T Pirttimaki vs M Melander |
| 1-0 | 34 | 1975 | 11th Junior International Tournament | A65 Benoni, 6.e4 |
| 6. G Andersson vs T Pirttimaki |
| ½-½ | 41 | 1976 | 11th Junior International Tournament | B51 Sicilian, Canal-Sokolsky (Rossolimo) Attack |
| 7. T Pirttimaki vs M Bergstrom |
| 1-0 | 34 | 1976 | 11th Junior International Tournament | D96 Grunfeld, Russian Variation |
| 8. J C Benjamin vs T Pirttimaki |
| 1-0 | 42 | 1976 | 11th Junior International Tournament | A07 King's Indian Attack |
| 9. E Rayner vs T Pirttimaki |
| 1-0 | 23 | 1976 | 11th Junior International Tournament | B84 Sicilian, Scheveningen |
| 10. T Pirttimaki vs J Eslon |
| 0-1 | 53 | 1978 | Rilton Cup 1978/79 | E20 Nimzo-Indian |
| 11. Plachetka vs T Pirttimaki |
| 1-0 | 40 | 1978 | Rilton Cup 1978/79 | D85 Grunfeld |
| 12. N Renman vs T Pirttimaki |
| 0-1 | 49 | 1978 | Rilton Cup 1978/79 | A34 English, Symmetrical |
| 13. P Berkell vs T Pirttimaki |
| 1-0 | 36 | 1978 | Rilton Cup 1978/79 | D86 Grunfeld, Exchange |
| 14. A Olsson vs T Pirttimaki |
| 0-1 | 57 | 1978 | Rilton Cup 1978/79 | B68 Sicilian, Richter-Rauzer Attack, 7...a6 Defense, 9...Be7 |
| 15. T Pirttimaki vs R Ekstrom |
| 1-0 | 36 | 1978 | Rilton Cup 1978/79 | C33 King's Gambit Accepted |
| 16. S Giardelli vs T Pirttimaki |
| 1-0 | 57 | 1980 | Valletta Olympiad | A16 English |
| 17. T Pirttimaki vs D Roos |
| ½-½ | 41 | 1980 | Valletta Olympiad | B10 Caro-Kann |
| 18. T Pirttimaki vs J Mestel |
| ½-½ | 27 | 1980 | Valletta Olympiad | B74 Sicilian, Dragon, Classical |
| 19. T Pirttimaki vs D Johnston |
| 0-1 | 34 | 1980 | Valletta Olympiad | C71 Ruy Lopez |
| 20. T Pirttimaki vs T Karolyi |
| ½-½ | 58 | 1981 | World Youth U26 Team Championship | B84 Sicilian, Scheveningen |
| 21. T Pirttimaki vs R Ekstrom |
| ½-½ | 52 | 1981 | World Youth U26 Team Championship | A56 Benoni Defense |
| 22. T Pirttimaki vs R Tomaszewski |
| ½-½ | 41 | 1981 | World Youth U26 Team Championship | B05 Alekhine's Defense, Modern |
| 23. T Pirttimaki vs D H Campora |
| ½-½ | 16 | 1981 | World Youth U26 Team Championship | B10 Caro-Kann |
| 24. T Pirttimaki vs D Lavin |
| ½-½ | 33 | 1981 | World Youth U26 Team Championship | C33 King's Gambit Accepted |
| 25. T Pirttimaki vs R Henley |
| 0-1 | 51 | 1981 | World Youth U26 Team Championship | A00 Uncommon Opening |
Kibitzing
