| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 51. N P Nielsen vs L Koerholz |
| 0-1 | 40 | 2002 | Taastrup Chess Club 30th Anniversary | B27 Sicilian |
| 52. H D Pedersen vs N P Nielsen |
| ½-½ | 45 | 2002 | Taastrup Chess Club 30th Anniversary | A25 English |
| 53. N P Nielsen vs O Jakobsen |
| 0-1 | 52 | 2002 | Taastrup Chess Club 30th Anniversary | B40 Sicilian |
| 54. Negi vs N P Nielsen |
| 1-0 | 28 | 2009 | Politiken Cup | B30 Sicilian |
| 55. N P Nielsen vs A Matthiesen |
| 1-0 | 66 | 2009 | Politiken Cup | C11 French |
| 56. N P Nielsen vs S P Sethuraman |
| 0-1 | 65 | 2009 | Politiken Cup | C92 Ruy Lopez, Closed |
| 57. H Malm Lindberg vs N P Nielsen |
| ½-½ | 50 | 2009 | Politiken Cup | B33 Sicilian |
| 58. M Andersen vs N P Nielsen |
| 1-0 | 29 | 2009 | Politiken Cup | B33 Sicilian |
| 59. M Matthiesen vs N P Nielsen |
| 1-0 | 32 | 2009 | Politiken Cup | D45 Queen's Gambit Declined Semi-Slav |
| 60. H Moehn vs N P Nielsen |
| 1-0 | 34 | 2015 | Teplice Open | A06 Reti Opening |
Kibitzing
