Games played by Nicholas Nielsen
| White | ELO W | Black | ELO B | Result | Moves | ECO | Date | Tournament | View |
| Korolev, N | 2126 | Nielsen, N | 2105 | 0-1  |
38 | B33 | 2004 | DEN-ch cand |
|
| Nielsen, N | 2105 | Skjoldan, B | 2080 | ½-½ |
70 | B42 | 2004 | DEN-ch cand |
|
| Hansen, L | 2242 | Nielsen, N | 2105 | 1-0 |
57 | B20 | 2004 | DEN-ch cand |
|
| Nielsen, N | 2105 | Olsen, C | 1-0 |
43 | C18 | 2004 | Copenhagen AS04 Centenary |
|
|
| Damm, K | 2169 | Nielsen, N | 2105 | 1-0 |
60 | B33 | 2004 | Copenhagen AS04 Centenary |
|
| Nielsen, N | 2105 | Christensen, B | 2296 | 0-1 |
31 | B93 | 2004 | Copenhagen AS04 Centenary |
|
| Nielsen, N | 2105 | Kongsted, C | 2258 | 1-0 |
80 | C18 | 2004 | Copenhagen AS04 Centenary |
|
| Forsaa, E | Nielsen, N | 2105 | 0-1 |
25 | B33 | 2004 | Copenhagen AS04 Centenary |
|
|
| Nielsen, N | 2105 | Dalso, H | 1-0 |
33 | B03 | 2004 | Copenhagen AS04 Centenary |
|
|
| Mortensen, E | 2450 | Nielsen, N | 2105 | 1-0 |
63 | B31 | 2004 | Copenhagen AS04 Centenary |
|
| Nielsen, N | 2105 | Jakobsen, O | 2388 | ½-½ |
44 | B47 | 2004 | Copenhagen AS04 Centenary |
|
| Nielsen, E | Nielsen, N | 2105 | 0-1 |
30 | B21 | 2004 | Copenhagen AS04 Centenary |
|