| Game |
| Result | Moves |
Year |
Event/Locale | Opening |
| 1. N Pogonina vs O Iljushina |
| 1-0 | 33 |
2007 |
RUS-ch U26 | B60 Sicilian, Richter-Rauzer |
| 2. O Iljushina vs E Karibaeva |
| 1-0 | 45 |
2008 |
Women ch Saratov area | A90 Dutch |
| 3. Zhao Xue vs O Iljushina |
| 1-0 | 61 |
2009 |
Russian Team Championship: Women's League | E11 Bogo-Indian Defense |
| 4. O Iljushina vs G Lomakina |
| 1-0 | 43 |
2009 |
10th European Individual Women's Championship | A46 Queen's Pawn Game |
| 5. O Iljushina vs T Molchanova |
 | 1-0 | 38 |
2009 |
Russian Team Championship: Women's League | D38 Queen's Gambit Declined, Ragozin Variation |
| 6. A Stojanovic vs O Iljushina |
| 1-0 | 60 |
2009 |
10th European Individual Women's Championship | A04 Reti Opening |
| 7. Y Xu vs O Iljushina |
| 1-0 | 44 |
2009 |
Russian Team Championship: Women's League | B31 Sicilian, Rossolimo Variation |
| 8. S Khukhashvili vs O Iljushina |
| 1-0 | 38 |
2009 |
10th European Individual Women's Championship | B60 Sicilian, Richter-Rauzer |
| 9. O Iljushina vs E Kovalevskaya |
| 1-0 | 40 |
2009 |
Russian Team Championship: Women's League | E00 Queen's Pawn Game |
| 10. O Iljushina vs T Elizarova |
| 1-0 | 36 |
2009 |
10th European Individual Women's Championship | A53 Old Indian |
| 11. V Cmilyte vs O Iljushina |
| 1-0 | 32 |
2009 |
European Club Cup (Women) | A37 English, Symmetrical |
| 12. V Repina vs O Iljushina |
| 1-0 | 52 |
2010 |
Russian Team Championships (Women) | A33 English, Symmetrical |
| 13. M Socko vs O Iljushina |
| 1-0 | 24 |
2011 |
Russian Team Championships (Women) | B60 Sicilian, Richter-Rauzer |
| 14. O Iljushina vs A Galliamova |
| 1-0 | 40 |
2011 |
Russian Team Championships (Women) | D45 Queen's Gambit Declined Semi-Slav |
| 15. Kosteniuk vs O Iljushina |
| 1-0 | 35 |
2011 |
Russian Team Championships (Women) | D12 Queen's Gambit Declined Slav |
| 16. A Bodnaruk vs O Iljushina |
| 1-0 | 34 |
2012 |
Russian Chess Championships Higher League (Women) | B65 Sicilian, Richter-Rauzer Attack, 7...Be7 Defense, 9...Nxd4 |
| 17. O Iljushina vs M Romanko |
| 1-0 | 56 |
2012 |
Russian Chess Championships Higher League (Women) | D10 Queen's Gambit Declined Slav |
| 18. O Iljushina vs M Butuc |
| 1-0 | 57 |
2012 |
Russian Chess Championships Higher League (Women) | D15 Queen's Gambit Declined Slav |
| 19. O Iljushina vs V Korchagina |
| 1-0 | 52 |
2012 |
Russian Chess Championships Higher League (Women) | E97 King's Indian |
| 20. D Pustovoitova vs O Iljushina |
| 1-0 | 40 |
2012 |
Russian Chess Championships Higher League (Women) | E32 Nimzo-Indian, Classical |
| 21. E Kovalevskaya vs O Iljushina |
| 1-0 | 25 |
2012 |
Russian Chess Championships Higher League (Women) | A33 English, Symmetrical |
| 22. O Iljushina vs A Bodnaruk |
| 1-0 | 40 |
2013 |
Russian Team Championships (Women) | E10 Queen's Pawn Game |
| 23. V Gunina vs O Iljushina |
| 1-0 | 46 |
2013 |
Russian Team Championships (Women) | D56 Queen's Gambit Declined |
| 24. A Ushenina vs O Iljushina |
| 1-0 | 48 |
2013 |
Russian Team Championships (Women) | D10 Queen's Gambit Declined Slav |
