| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 26. K MacKinnon vs E Hansen |
| 0-1 | 31 | 2009 | Edmonton International | B67 Sicilian, Richter-Rauzer Attack, 7...a6 Defense, 8...Bd7 |
| 27. K MacKinnon vs J Friedel |
| 0-1 | 20 | 2009 | Edmonton International | C57 Two Knights |
| 28. M Esserman vs K MacKinnon |
 | 1-0 | 28 | 2009 | Edmonton International | B01 Scandinavian |
| 29. D Haessel vs K MacKinnon |
| ½-½ | 12 | 2009 | Edmonton International | A50 Queen's Pawn Game |
| 30. K MacKinnon vs J Kraai |
| 1-0 | 37 | 2009 | Edmonton International | B03 Alekhine's Defense |
| 31. K MacKinnon vs Shankland |
| 0-1 | 50 | 2010 | Cappelle La Grande XXVI | B42 Sicilian, Kan |
| 32. K MacKinnon vs E Hansen |
| 0-1 | 92 | 2010 | Calgary International | B42 Sicilian, Kan |
| 33. A Yam vs K MacKinnon |
| ½-½ | 37 | 2010 | Calgary International | B22 Sicilian, Alapin |
| 34. K MacKinnon vs K Me |
| ½-½ | 44 | 2010 | Calgary International | C86 Ruy Lopez, Worrall Attack |
| 35. R Wang vs K MacKinnon |
| 1-0 | 26 | 2010 | Calgary International | D05 Queen's Pawn Game |
| 36. K MacKinnon vs L Day |
| 1-0 | 35 | 2010 | Calgary International | B06 Robatsch |
| 37. K Neven vs K MacKinnon |
| ½-½ | 28 | 2010 | Calgary International | B42 Sicilian, Kan |
| 38. K MacKinnon vs L Piasetski |
| 0-1 | 20 | 2010 | Calgary International | B06 Robatsch |
| 39. K MacKinnon vs E Porper |
| 0-1 | 72 | 2010 | Calgary International | B11 Caro-Kann, Two Knights, 3...Bg4 |
| 40. R Gardner vs K MacKinnon |
| 0-1 | 39 | 2010 | Calgary International | A02 Bird's Opening |
| 41. K MacKinnon vs L Gerzhoy |
| ½-½ | 41 | 2010 | Canadian Open | B12 Caro-Kann Defense |
| 42. A Calugar vs K MacKinnon |
 | 0-1 | 32 | 2010 | Canadian Open | B42 Sicilian, Kan |
| 43. K MacKinnon vs M Ivanov |
| 1-0 | 44 | 2010 | Canadian Open | B75 Sicilian, Dragon, Yugoslav Attack |
| 44. V Pechenkin vs K MacKinnon |
| 1-0 | 30 | 2010 | Canadian Open | A36 English |
| 45. D Twesigye vs K MacKinnon |
| 0-1 | 54 | 2010 | Canadian Open | B42 Sicilian, Kan |
| 46. K MacKinnon vs L Agbabishvili |
| 1-0 | 62 | 2010 | Canadian Open | B90 Sicilian, Najdorf |
| 47. D Cummings vs K MacKinnon |
| 1-0 | 27 | 2010 | Canadian Open | A30 English, Symmetrical |
| 48. K MacKinnon vs R Ostermeier |
| 1-0 | 58 | 2010 | Canadian Open | B12 Caro-Kann Defense |
| 49. A Bharat vs K MacKinnon |
| ½-½ | 95 | 2010 | Canadian Open | E30 Nimzo-Indian, Leningrad |
| 50. R Wang vs K MacKinnon |
| 0-1 | 29 | 2010 | Fall Sectional | A46 Queen's Pawn Game |
Kibitzing
