| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 26. B Dekic vs M De Rosa |
| 1-0 | 65 | 2008 | Dresden Olympiad (Women) | B84 Sicilian, Scheveningen |
| 27. M De Rosa vs I Kadek |
| 1-0 | 35 | 2008 | Dresden Olympiad (Women) | B92 Sicilian, Najdorf, Opocensky Variation |
| 28. T Berlin vs M De Rosa |
| ½-½ | 60 | 2008 | Dresden Olympiad (Women) | B23 Sicilian, Closed |
| 29. M De Rosa vs K Newrkla |
| 1-0 | 45 | 2008 | Dresden Olympiad (Women) | B53 Sicilian |
| 30. E Fakhiridou vs M De Rosa |
| 0-1 | 49 | 2008 | Dresden Olympiad (Women) | B84 Sicilian, Scheveningen |
| 31. G Miracola vs M De Rosa |
| 0-1 | 23 | 2010 | 42nd Italian Team Championship | A47 Queen's Indian |
| 32. I Benaissa vs M De Rosa |
| ½-½ | 87 | 2010 | Khanty-Mansiysk Olympiad (Women) | B32 Sicilian |
| 33. M De Rosa vs X Orbezo Rosales |
| 1-0 | 30 | 2010 | Khanty-Mansiysk Olympiad (Women) | C84 Ruy Lopez, Closed |
| 34. S Vajda vs M De Rosa |
| 1-0 | 27 | 2010 | Khanty-Mansiysk Olympiad (Women) | B91 Sicilian, Najdorf, Zagreb (Fianchetto) Variation |
| 35. A van Weersel vs M De Rosa |
| ½-½ | 41 | 2010 | Khanty-Mansiysk Olympiad (Women) | B96 Sicilian, Najdorf |
| 36. Y Ankudinova vs M De Rosa |
| ½-½ | 53 | 2010 | Khanty-Mansiysk Olympiad (Women) | D23 Queen's Gambit Accepted |
| 37. M De Rosa vs S Meenakshi |
| ½-½ | 41 | 2010 | Khanty-Mansiysk Olympiad (Women) | C78 Ruy Lopez |
| 38. M De Rosa vs A Mrvova |
| 0-1 | 52 | 2010 | Khanty-Mansiysk Olympiad (Women) | B83 Sicilian |
| 39. M De Rosa vs S Fridthjofsdottir |
| 1-0 | 46 | 2010 | Khanty-Mansiysk Olympiad (Women) | B01 Scandinavian |
| 40. M De Rosa vs K Newrkla |
| 1-0 | 38 | 2010 | Khanty-Mansiysk Olympiad (Women) | B54 Sicilian |
| 41. S Sop vs M De Rosa |
| 1-0 | 46 | 2010 | Khanty-Mansiysk Olympiad (Women) | B40 Sicilian |
| 42. M De Rosa vs E Fakhiridou |
| 0-1 | 29 | 2010 | Khanty-Mansiysk Olympiad (Women) | B29 Sicilian, Nimzovich-Rubinstein |
| 43. E Atalik vs M De Rosa |
 | 1-0 | 31 | 2010 | European Club Cup (Women) | D20 Queen's Gambit Accepted |
| 44. M De Rosa vs Klaudia Kral |
| 1-0 | 21 | 2010 | European Club Cup (Women) | C84 Ruy Lopez, Closed |
| 45. A Muzychuk vs M De Rosa |
| ½-½ | 28 | 2010 | European Club Cup (Women) | B81 Sicilian, Scheveningen, Keres Attack |
| 46. M De Rosa vs D Sirkova |
| 0-1 | 26 | 2010 | European Club Cup (Women) | B47 Sicilian, Taimanov (Bastrikov) Variation |
| 47. E Reppen vs M De Rosa |
| 0-1 | 40 | 2010 | European Club Cup (Women) | B84 Sicilian, Scheveningen |
| 48. M De Rosa vs A Sharevich |
| 0-1 | 29 | 2010 | European Club Cup (Women) | B42 Sicilian, Kan |
| 49. L Tsifanskaya vs M De Rosa |
| ½-½ | 22 | 2010 | European Club Cup (Women) | A07 King's Indian Attack |
| 50. O Sabure vs M De Rosa |
| 0-1 | 52 | 2012 | Istanbul Olympiad (Women) | B06 Robatsch |
Kibitzing
