| Game |
| Result | Moves |
Year |
Event/Locale | Opening |
| 1. L Polnarieva vs T Stepovaia-Dianchenko |
| 1-0 | 36 |
1987 |
Sochi (Women) | A21 English |
| 2. T Stepovaia-Dianchenko vs A Galliamova |
| 0-1 | 36 |
1995 |
Rostov on Don | B20 Sicilian |
| 3. T Stepovaia-Dianchenko vs M Litinskaya-Shul |
| 0-1 | 55 |
1996 |
UKR-ch (Women) | B26 Sicilian, Closed, 6.Be3 |
| 4. T Stepovaia-Dianchenko vs M Brodsky |
| 0-1 | 63 |
1997 |
Krasnodar | B01 Scandinavian |
| 5. T Stepovaia-Dianchenko vs A Galliamova |
| 0-1 | 33 |
1997 |
Ch Russia (w) | B24 Sicilian, Closed |
| 6. Tseshkovsky vs T Stepovaia-Dianchenko |
| 1-0 | 19 |
1997 |
Krasnodar | B09 Pirc, Austrian Attack |
| 7. A Stefanova vs T Stepovaia-Dianchenko |
| 1-0 | 61 |
1997 |
Ch Yugoslavia (team) (w) | D02 Queen's Pawn Game |
| 8. N Bojkovic vs T Stepovaia-Dianchenko |
| 1-0 | 61 |
2001 |
2nd ch-EUR Women Playoffs | B22 Sicilian, Alapin |
| 9. T Kosintseva vs T Stepovaia-Dianchenko |
 | 1-0 | 62 |
2001 |
2nd ch-EUR Women | E54 Nimzo-Indian, 4.e3, Gligoric System |
| 10. K Arakhamia-Grant vs T Stepovaia-Dianchenko |
| 1-0 | 34 |
2001 |
2nd ch-EUR Women Playoffs | B48 Sicilian, Taimanov Variation |
| 11. R Mamedova vs T Stepovaia-Dianchenko |
| 1-0 | 46 |
2001 |
2nd ch-EUR Women | B07 Pirc |
| 12. Wang Lei vs T Stepovaia-Dianchenko |
| 1-0 | 39 |
2001 |
CHN-RUS Summit Women | D31 Queen's Gambit Declined |
| 13. T Stepovaia-Dianchenko vs N Bojkovic |
| 0-1 | 49 |
2001 |
2nd ch-EUR Women Playoffs | B20 Sicilian |
| 14. A Kveinys vs T Stepovaia-Dianchenko |
| 1-0 | 59 |
2001 |
Keres mem open | A25 English |
| 15. T Stepovaia-Dianchenko vs K Arakhamia-Grant |
| 0-1 | 47 |
2001 |
2nd ch-EUR Women Playoffs | B20 Sicilian |
| 16. N Mohota vs T Stepovaia-Dianchenko |
| 1-0 | 55 |
2001 |
FIDE WCh Women KO | D31 Queen's Gambit Declined |
| 17. N Miezis vs T Stepovaia-Dianchenko |
| 1-0 | 34 |
2001 |
Keres mem open | A26 English |
| 18. D Reizniece vs T Stepovaia-Dianchenko |
| 1-0 | 23 |
2002 |
Women | B47 Sicilian, Taimanov (Bastrikov) Variation |
| 19. S Tkeshelashvili vs T Stepovaia-Dianchenko |
| 1-0 | 19 |
2003 |
EU-ch 4th, Women | B40 Sicilian |
| 20. E Kovalevskaya vs T Stepovaia-Dianchenko |
| 1-0 | 53 |
2003 |
European Club Cup (Women) | C42 Petrov Defense |
| 21. T Stepovaia-Dianchenko vs V Cmilyte |
| 0-1 | 33 |
2003 |
EU-ch 4th, Women | B23 Sicilian, Closed |
| 22. T Stepovaia-Dianchenko vs S Matveeva |
| 0-1 | 42 |
2003 |
European Club Cup (Women) | C18 French, Winawer |
| 23. T Stepovaia-Dianchenko vs A Sharevich |
| 0-1 | 65 |
2003 |
EU-ch 4th, Women | B40 Sicilian |
| 24. A Sharevich vs T Stepovaia-Dianchenko |
| 1-0 | 35 |
2005 |
6th European Individual Women's Championship | A80 Dutch |
| 25. T Stepovaia-Dianchenko vs E Danielian |
| 0-1 | 80 |
2005 |
6th European Individual Women's Championship | B12 Caro-Kann Defense |