| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 1. S Kalvaitis vs A Anastasian |
 | 1-0 | 51 | 2007 | European Individual Championship | B51 Sicilian, Canal-Sokolsky (Rossolimo) Attack |
| 2. I Khairullin vs S Kalvaitis |
| ½-½ | 13 | 2007 | European Individual Championship | B07 Pirc |
| 3. S Kalvaitis vs J Gustafsson |
| 0-1 | 85 | 2007 | European Individual Championship | B40 Sicilian |
| 4. S Kalvaitis vs A Pashikian |
| 0-1 | 61 | 2007 | European Individual Championship | C68 Ruy Lopez, Exchange |
| 5. E Safarli vs S Kalvaitis |
| 1-0 | 42 | 2007 | European Individual Championship | C01 French, Exchange |
| 6. E Degtiarev vs S Kalvaitis |
| 1-0 | 55 | 2007 | European Individual Championship | D37 Queen's Gambit Declined |
| 7. S Kalvaitis vs C Wichmann |
| ½-½ | 38 | 2007 | European Individual Championship | C11 French |
| 8. S Sievers vs S Kalvaitis |
| ½-½ | 15 | 2007 | European Individual Championship | A14 English |
| 9. S Kalvaitis vs M Bach |
| 1-0 | 86 | 2007 | European Individual Championship | B29 Sicilian, Nimzovich-Rubinstein |
| 10. U Atakisi vs S Kalvaitis |
| 1-0 | 36 | 2007 | European Individual Championship | C42 Petrov Defense |
| 11. T Thorhallsson vs S Kalvaitis |
| ½-½ | 19 | 2007 | European Club Cup | C42 Petrov Defense |
| 12. S Kalvaitis vs E Escobar Felix |
| ½-½ | 29 | 2007 | European Club Cup | B27 Sicilian |
| 13. A Cast vs S Kalvaitis |
| 0-1 | 27 | 2007 | European Club Cup | A46 Queen's Pawn Game |
| 14. M Geenen vs S Kalvaitis |
| 1-0 | 20 | 2007 | European Club Cup | C07 French, Tarrasch |
| 15. S Kalvaitis vs S D Sigfusson |
| 1-0 | 25 | 2007 | European Club Cup | B31 Sicilian, Rossolimo Variation |
| 16. S Kalvaitis vs F Manca |
| 1-0 | 9 | 2007 | European Club Cup | B30 Sicilian |
| 17. S Kalvaitis vs M Erdogdu |
| 0-1 | 41 | 2007 | European Club Cup | B51 Sicilian, Canal-Sokolsky (Rossolimo) Attack |
| 18. S Kalvaitis vs J Golek |
| ½-½ | 53 | 2008 | Cracovia op A | B01 Scandinavian |
| 19. J K Duda vs S Kalvaitis |
| 1-0 | 38 | 2008 | Cracovia op A | B04 Alekhine's Defense, Modern |
| 20. S Kalvaitis vs L Kumor |
| 1-0 | 54 | 2008 | Cracovia op A | C13 French |
| 21. E Sharapov vs S Kalvaitis |
| 1-0 | 89 | 2009 | Cracovia | C43 Petrov, Modern Attack |
| 22. D G Fridman vs S Kalvaitis |
| 1-0 | 36 | 2010 | Wroclaw Chess Festival | D37 Queen's Gambit Declined |
| 23. S Kalvaitis vs P Lach |
| ½-½ | 39 | 2010 | Wroclaw Chess Festival | B51 Sicilian, Canal-Sokolsky (Rossolimo) Attack |
| 24. M Leks vs S Kalvaitis |
| 0-1 | 43 | 2010 | Wroclaw Chess Festival | C04 French, Tarrasch, Guimard Main line |
| 25. J Zeberski vs S Kalvaitis |
| ½-½ | 44 | 2010 | Wroclaw Chess Festival | C01 French, Exchange |
Kibitzing
