| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 26. C De Seroux vs M Muzychuk |
 | 0-1 | 38 | 2010 | Khanty-Mansiysk Olympiad (Women) | B33 Sicilian |
| 27. C De Seroux vs P Orejuela Chango |
| 1-0 | 33 | 2010 | Khanty-Mansiysk Olympiad (Women) | C45 Scotch Game |
| 28. C De Seroux vs S Sop |
| 1-0 | 48 | 2010 | Khanty-Mansiysk Olympiad (Women) | B54 Sicilian |
| 29. J Fuchs vs C De Seroux |
| 1-0 | 27 | 2010 | Khanty-Mansiysk Olympiad (Women) | B50 Sicilian |
| 30. L Orozco Lopez vs C De Seroux |
| 0-1 | 40 | 2010 | Khanty-Mansiysk Olympiad (Women) | B58 Sicilian |
| 31. C De Seroux vs G Hakimifard |
| 0-1 | 36 | 2010 | Khanty-Mansiysk Olympiad (Women) | B42 Sicilian, Kan |
| 32. E Roos vs C De Seroux |
| ½-½ | 48 | 2010 | Khanty-Mansiysk Olympiad (Women) | B70 Sicilian, Dragon Variation |
| 33. C De Seroux vs Y Ankudinova |
| 1-0 | 26 | 2010 | Khanty-Mansiysk Olympiad (Women) | B05 Alekhine's Defense, Modern |
| 34. I Bulmaga vs C De Seroux |
| 1-0 | 39 | 2010 | WYCC Girls U18 | B22 Sicilian, Alapin |
| 35. C De Seroux vs M Hejazipour |
| 0-1 | 30 | 2010 | WYCC Girls U18 | B41 Sicilian, Kan |
| 36. C De Seroux vs E Pavlidou |
| 0-1 | 51 | 2010 | WYCC Girls U18 | B45 Sicilian, Taimanov |
| 37. C De Seroux vs A Pridorozhni |
| 0-1 | 47 | 2011 | European Championship | C41 Philidor Defense |
| 38. Korchnoi vs C De Seroux |
| 1-0 | 40 | 2011 | SUI-ch 111th | E80 King's Indian, Samisch Variation |
| 39. A Srebrnic vs C De Seroux |
| 0-1 | 39 | 2011 | European Team Championship (Women) | E99 King's Indian, Orthodox, Taimanov |
| 40. A Stojanovic vs C De Seroux |
| 1-0 | 47 | 2011 | European Team Championship (Women) | D02 Queen's Pawn Game |
| 41. C De Seroux vs K Cyfka |
| 0-1 | 38 | 2011 | European Team Championship (Women) | C45 Scotch Game |
| 42. C De Seroux vs I Erneste |
| 1-0 | 38 | 2011 | European Team Championship (Women) | C45 Scotch Game |
| 43. C De Seroux vs K Ozturk |
| 0-1 | 54 | 2011 | European Team Championship (Women) | C45 Scotch Game |
| 44. M Brunello vs C De Seroux |
| 1-0 | 29 | 2011 | European Team Championship (Women) | B22 Sicilian, Alapin |
| 45. C De Seroux vs D Batkovskyte |
| 1-0 | 55 | 2011 | European Team Championship (Women) | C05 French, Tarrasch |
| 46. C De Seroux vs Y Hernandez Estevez |
| 0-1 | 23 | 2011 | European Team Championship (Women) | C45 Scotch Game |
| 47. E Carlsen vs C De Seroux |
| ½-½ | 45 | 2011 | European Team Championship (Women) | B60 Sicilian, Richter-Rauzer |
| 48. C De Seroux vs L S Chidi |
| 1-0 | 55 | 2012 | Gibraltar Masters | B50 Sicilian |
| 49. J Ortega Ruiz vs C De Seroux |
| 1-0 | 41 | 2012 | Gibraltar Masters | E91 King's Indian |
| 50. C De Seroux vs F Wantiez |
| ½-½ | 80 | 2012 | Gibraltar Masters | C40 King's Knight Opening |
Kibitzing
