| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 1. N Aliavdin vs A Siwiec |
| 1-0 | 51 | 2007 | Lubusz Chess Spring-A | B88 Sicilian, Fischer-Sozin Attack |
| 2. A Siwiec vs K Wisniowska |
| 1-0 | 44 | 2007 | Lubusz Chess Spring-A | B56 Sicilian |
| 3. A Siwiec vs M Kulaszynski |
| 1-0 | 42 | 2007 | Lubusz Chess Spring-A | D60 Queen's Gambit Declined, Orthodox Defense |
| 4. O Polishchuk vs A Siwiec |
| 1-0 | 31 | 2007 | Lubusz Chess Spring-A | E62 King's Indian, Fianchetto |
| 5. A Siwiec vs R Reimanis |
| 1-0 | 50 | 2007 | Lubusz Chess Spring-A | B89 Sicilian |
| 6. A Smirnov vs A Siwiec |
| ½-½ | 44 | 2007 | Lubusz Chess Spring-A | B50 Sicilian |
| 7. A Siwiec vs D Szarwacki |
| 1-0 | 29 | 2007 | Lubusz Chess Spring-A | B32 Sicilian |
| 8. P Goluch vs A Siwiec |
| 0-1 | 49 | 2007 | Lubusz Chess Spring-A | B22 Sicilian, Alapin |
| 9. E Sharapov vs A Siwiec |
| 1-0 | 48 | 2007 | Lubusz Chess Spring-A | B54 Sicilian |
| 10. V Kutsankov vs A Siwiec |
| 0-1 | 35 | 2007 | Lasker Memorial | A57 Benko Gambit |
| 11. A Czerwonski vs A Siwiec |
| 1-0 | 27 | 2007 | Lasker Memorial | A21 English |
| 12. A Siwiec vs A Jakubowska |
| ½-½ | 36 | 2007 | Lasker Memorial | B90 Sicilian, Najdorf |
| 13. A Siwiec vs S Kowalska |
| ½-½ | 53 | 2007 | Lasker Memorial | C99 Ruy Lopez, Closed, Chigorin, 12...cd |
| 14. P Jagodzinski vs A Siwiec |
| 1-0 | 54 | 2007 | Lasker Memorial | A04 Reti Opening |
| 15. L Tokarski vs A Siwiec |
| 0-1 | 60 | 2007 | Lasker Memorial | B60 Sicilian, Richter-Rauzer |
| 16. A Siwiec vs K Ogonowska |
| 1-0 | 73 | 2007 | Lasker Memorial | B75 Sicilian, Dragon, Yugoslav Attack |
| 17. A Siwiec vs J Zezulkin |
| 0-1 | 33 | 2007 | Lasker Memorial | B33 Sicilian |
| 18. M Mazurkiewicz vs A Siwiec |
| 1-0 | 41 | 2007 | Lasker Memorial | B58 Sicilian |
| 19. A Siwiec vs J Szewczyk |
| 1-0 | 16 | 2007 | Lasker Memorial | C28 Vienna Game |
| 20. A Siwiec vs A Helstroffer |
| ½-½ | 40 | 2007 | Rewal's Seahorse | C11 French |
| 21. J Radovanovic vs A Siwiec |
| 1-0 | 18 | 2008 | XVI Lasker Mem Open A | A39 English, Symmetrical, Main line with d4 |
| 22. A Siwiec vs P Jagodzinski |
| ½-½ | 50 | 2008 | XVI Lasker Mem Open A | B00 Uncommon King's Pawn Opening |
| 23. L Voloshin vs A Siwiec |
| 1-0 | 34 | 2008 | XVI Lasker Mem Open A | A00 Uncommon Opening |
| 24. A Siwiec vs K Dragun |
| 1-0 | 19 | 2008 | XVI Lasker Mem Open A | B68 Sicilian, Richter-Rauzer Attack, 7...a6 Defense, 9...Be7 |
| 25. A Siwiec vs K Urban |
| ½-½ | 19 | 2008 | XVI Lasker Mem Open A | B17 Caro-Kann, Steinitz Variation |
Kibitzing
