| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 1. K Tikkanen vs A Groszpeter |
| 0-1 | 38 | 1975 | World Junior Championship | B18 Caro-Kann, Classical |
| 2. F Bonapart vs K Tikkanen |
| 0-1 | 29 | 1975 | World Junior Championship | A85 Dutch, with c4 & Nc3 |
| 3. K Tikkanen vs P Delaney |
| 1-0 | 43 | 1975 | World Junior Championship | B08 Pirc, Classical |
| 4. J Mestel vs K Tikkanen |
| 1-0 | 29 | 1975 | World Junior Championship | B11 Caro-Kann, Two Knights, 3...Bg4 |
| 5. K Tikkanen vs S H Lim |
| 0-1 | 51 | 1975 | World Junior Championship | B06 Robatsch |
| 6. S Vincent vs K Tikkanen |
| 1-0 | 31 | 1975 | World Junior Championship | B18 Caro-Kann, Classical |
| 7. K Tikkanen vs O I Barkan |
| ½-½ | 67 | 1975 | World Junior Championship | C68 Ruy Lopez, Exchange |
| 8. J Raphael vs K Tikkanen |
| 1-0 | 34 | 1975 | World Junior Championship | C18 French, Winawer |
| 9. K Tikkanen vs R Marquez |
| 1-0 | 32 | 1975 | World Junior Championship | B07 Pirc |
| 10. Petursson vs K Tikkanen |
| ½-½ | 42 | 1975 | World Junior Championship | A10 English |
| 11. K Tikkanen vs W Jordan |
| 0-1 | 40 | 1975 | World Junior Championship | A07 King's Indian Attack |
| 12. J Bonilla vs K Tikkanen |
| 0-1 | 21 | 1975 | World Junior Championship | E26 Nimzo-Indian, Samisch |
| 13. K Tikkanen vs N Ristic |
| ½-½ | 15 | 1975 | World Junior Championship | A07 King's Indian Attack |
| 14. K Tikkanen vs J Kuczynski |
| 1-0 | 43 | 1986 | corr Baltic Sea tt-5 | D22 Queen's Gambit Accepted |
| 15. K Tikkanen vs J Norri |
| ½-½ | 12 | 1989 | Finnish Championship | E16 Queen's Indian |
| 16. H Koskinen vs K Tikkanen |
| ½-½ | 22 | 1989 | Finnish Championship | E32 Nimzo-Indian, Classical |
| 17. A Nokso-Koivisto vs K Tikkanen |
| 1-0 | 62 | 1989 | Finnish Championship | B17 Caro-Kann, Steinitz Variation |
| 18. T Ristoja vs K Tikkanen |
| ½-½ | 19 | 1989 | Finnish Championship | B10 Caro-Kann |
| 19. K Tikkanen vs J Partanen |
| 0-1 | 45 | 1989 | Finnish Championship | B10 Caro-Kann |
| 20. K Tikkanen vs U Raisa |
| ½-½ | 30 | 1989 | Finnish Championship | E11 Bogo-Indian Defense |
| 21. K Sorri vs K Tikkanen |
| ½-½ | 39 | 1989 | Finnish Championship | D79 Neo-Grunfeld, 6.O-O, Main line |
| 22. K Tikkanen vs R Nokka |
| ½-½ | 29 | 1989 | Finnish Championship | E90 King's Indian |
| 23. K Tikkanen vs A Pyhala |
| 1-0 | 36 | 1989 | Finnish Championship | A80 Dutch |
| 24. Y Rantanen vs K Tikkanen |
| 1-0 | 47 | 1989 | Finnish Championship | C12 French, McCutcheon |
| 25. K Tikkanen vs E Raaste |
| ½-½ | 36 | 1989 | Finnish Championship | A04 Reti Opening |
Kibitzing
