| Game |
| Result | Moves |
Year |
Event/Locale | Opening |
| 1. T Rantanen vs Miitrei Sorsa |
| 1-0 | 23 |
2000 |
We TuTS | B22 Sicilian, Alapin |
| 2. T Rantanen vs J Jackova |
| 1-0 | 44 |
2001 |
EuTChw | C47 Four Knights |
| 3. T Rantanen vs J Blinkeviciute |
| 1-0 | 19 |
2001 |
Ladies | B12 Caro-Kann Defense |
| 4. T Rantanen vs M Kaniak |
| 1-0 | 36 |
2001 |
2nd ch-EUR Women | C47 Four Knights |
| 5. T Rantanen vs A M Botsari |
| 1-0 | 32 |
2001 |
EuTChw | B22 Sicilian, Alapin |
| 6. T Rantanen vs D Pokojska |
| 1-0 | 36 |
2001 |
2nd ch-EUR Women | B30 Sicilian |
| 7. T Rantanen vs S Sommer |
| 1-0 | 39 |
2001 |
EuTChw | C47 Four Knights |
| 8. Timo Ronnqvist vs T Rantanen |
| 0-1 | 39 |
2001 |
FIN-chT1 2000/01 | C42 Petrov Defense |
| 9. K Gojny vs T Rantanen |
| 0-1 | 34 |
2001 |
2nd ch-EUR Women | C42 Petrov Defense |
| 10. Zhaoqin Peng vs T Rantanen |
| 0-1 | 53 |
2001 |
EuTChw | D16 Queen's Gambit Declined Slav |
| 11. Arto Satonen vs T Rantanen |
| 0-1 | 43 |
2001 |
FIN-chT1 2000/01 | C43 Petrov, Modern Attack |
| 12. T Rantanen vs D Quinn |
| 1-0 | 25 |
2001 |
EuTChw | C47 Four Knights |
| 13. T Rantanen vs L Gretarsdottir |
| 1-0 | 29 |
2001 |
Ladies | B22 Sicilian, Alapin |
| 14. T Rantanen vs M Grigorian |
| 1-0 | 34 |
2001 |
2nd ch-EUR Women | D03 Torre Attack (Tartakower Variation) |
| 15. T Rantanen vs V Garcia-Castro |
| 1-0 | 30 |
2004 |
36th Olympiad, Women | B22 Sicilian, Alapin |
| 16. D Quinn vs T Rantanen |
| 0-1 | 41 |
2004 |
36th Olympiad, Women | B26 Sicilian, Closed, 6.Be3 |
| 17. T Rantanen vs Wan Khye Theng |
 | 1-0 | 45 |
2006 |
37th Chess Olympiad: Women | C01 French, Exchange |
| 18. T Rantanen vs H Markantonaki |
| 1-0 | 33 |
2007 |
European Team Chess Championships (Women) | C47 Four Knights |
| 19. T Rantanen vs V Johansson |
 | 1-0 | 30 |
2007 |
European Team Chess Championships (Women) | B22 Sicilian, Alapin |