| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 26. F Klein vs Smirin |
| 0-1 | 35 | 2009 | European Club Cup | B42 Sicilian, Kan |
| 27. F Klein vs A Helledie |
| ½-½ | 77 | 2009 | European Club Cup | C11 French |
| 28. F Klein vs J Chabanon |
| 0-1 | 31 | 2009 | European Club Cup | B06 Robatsch |
| 29. A Litwak vs F Klein |
| 0-1 | 25 | 2009 | European Club Cup | B42 Sicilian, Kan |
| 30. H Groffen vs F Klein |
| ½-½ | 24 | 2010 | Antwerp Winter Open | D31 Queen's Gambit Declined |
| 31. N Steinberg vs F Klein |
| 1-0 | 63 | 2014 | Isle of Man Masters | C65 Ruy Lopez, Berlin Defense |
| 32. F Klein vs K Gutkind |
| ½-½ | 40 | 2014 | Isle of Man Masters | C11 French |
| 33. M Peek vs F Klein |
| ½-½ | 56 | 2014 | Isle of Man Masters | D31 Queen's Gambit Declined |
| 34. F Klein vs H Fabri |
 | 1-0 | 25 | 2014 | Isle of Man Masters | B04 Alekhine's Defense, Modern |
| 35. B G Smith vs F Klein |
| 1-0 | 37 | 2014 | Isle of Man Masters | C65 Ruy Lopez, Berlin Defense |
| 36. F Klein vs Granda Zuniga |
| 0-1 | 43 | 2014 | Isle of Man Masters | B31 Sicilian, Rossolimo Variation |
| 37. A Hill vs F Klein |
| 0-1 | 31 | 2014 | Isle of Man Masters | A13 English |
| 38. F Klein vs E Nakar |
| 0-1 | 64 | 2014 | Isle of Man Masters | C18 French, Winawer |
| 39. V Hansen vs F Klein |
| 0-1 | 52 | 2014 | Isle of Man Masters | D31 Queen's Gambit Declined |
| 40. F Klein vs A Boruchovsky |
| ½-½ | 42 | 2015 | Isle of Man Masters | C78 Ruy Lopez |
| 41. Fridman vs F Klein |
| ½-½ | 74 | 2015 | Isle of Man Masters | D27 Queen's Gambit Accepted, Classical |
| 42. F Klein vs T Koop |
| 0-1 | 30 | 2015 | Isle of Man Masters | B90 Sicilian, Najdorf |
| 43. S Weinstein vs F Klein |
| 0-1 | 61 | 2015 | Isle of Man Masters | D21 Queen's Gambit Accepted |
| 44. F Klein vs S Satyapragyan |
| 1-0 | 43 | 2015 | Isle of Man Masters | B48 Sicilian, Taimanov Variation |
| 45. M Illingworth vs F Klein |
| 1-0 | 33 | 2015 | Isle of Man Masters | A06 Reti Opening |
| 46. F Klein vs N Das |
| ½-½ | 39 | 2015 | Isle of Man Masters | C84 Ruy Lopez, Closed |
| 47. V Hamitevici vs F Klein |
| ½-½ | 80 | 2015 | Isle of Man Masters | A13 English |
| 48. A Zubarev vs F Klein |
| 1-0 | 44 | 2015 | 32nd Boeblinger Open | A07 King's Indian Attack |
| 49. F Klein vs K Stupak |
| 1-0 | 40 | 2015 | 32nd Boeblinger Open | C16 French, Winawer |
| 50. F Klein vs T Lei |
| 0-1 | 38 | 2015 | 32nd Boeblinger Open | B48 Sicilian, Taimanov Variation |
Kibitzing
