| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 1. T Ernst vs N Hjelm |
| 1-0 | 64 | 1991 | Peer Gynt | B58 Sicilian |
| 2. K Pulkkinen vs N Hjelm |
| 1-0 | 38 | 1993 | Espoo op | B62 Sicilian, Richter-Rauzer |
| 3. N Hjelm vs T Ernst |
| ½-½ | 41 | 1993 | Scandic GP 14th | A45 Queen's Pawn Game |
| 4. B Lindberg vs N Hjelm |
| ½-½ | 51 | 1993 | SWE-ch Elite | B23 Sicilian, Closed |
| 5. T T Hoang vs N Hjelm |
| 0-1 | 56 | 1993 | It (cat. 3) | D82 Grunfeld, 4.Bf4 |
| 6. K Sorri vs N Hjelm |
| ½-½ | 88 | 1993 | Espoo op | B89 Sicilian |
| 7. N Hjelm vs P H Nielsen |
| ½-½ | 50 | 1993 | Rilton Cup 1993/94 | C47 Four Knights |
| 8. M Dzevlan vs N Hjelm |
| 1-0 | 58 | 1993 | Rilton Cup 1993/94 | D87 Grunfeld, Exchange |
| 9. B Lindberg vs N Hjelm |
| 1-0 | 59 | 1994 | Salongernas Elo | C42 Petrov Defense |
| 10. N Hjelm vs J Ullen |
| 1-0 | 29 | 1994 | Rilton Cup 1993/94 | B06 Robatsch |
| 11. B Ahlander vs N Hjelm |
| 0-1 | 64 | 1994 | Rilton Cup 1993/94 | D85 Grunfeld |
| 12. N Hjelm vs C Hartman |
| ½-½ | 25 | 1994 | Rilton Cup 1993/94 | C66 Ruy Lopez |
| 13. N Hjelm vs S Munschi |
| 0-1 | 37 | 1995 | Budapest FS08 IM-B | B62 Sicilian, Richter-Rauzer |
| 14. N Hjelm vs A Ornstein |
| 0-1 | 44 | 1995 | SWE-ch | C95 Ruy Lopez, Closed, Breyer |
| 15. B Lindstrom vs N Hjelm |
 | 0-1 | 40 | 1996 | SVE-ch corr9698 | D44 Queen's Gambit Declined Semi-Slav |
| 16. H Puuska vs N Hjelm |
| 0-1 | 29 | 1998 | Politiken Cup | D27 Queen's Gambit Accepted, Classical |
| 17. N Hjelm vs J N Christensen |
| 1-0 | 45 | 1998 | Politiken Cup | A58 Benko Gambit |
| 18. N Hjelm vs L Schandorff |
| ½-½ | 19 | 1998 | Politiken Cup | D85 Grunfeld |
| 19. D Zagorskis vs N Hjelm |
| 1-0 | 39 | 1998 | Politiken Cup | D23 Queen's Gambit Accepted |
| 20. S Christensen vs N Hjelm |
| ½-½ | 43 | 1998 | Politiken Cup | B47 Sicilian, Taimanov (Bastrikov) Variation |
| 21. N Hjelm vs D Bekker-Jensen |
| 1-0 | 60 | 1998 | Politiken Cup | A16 English |
| 22. F T Naes vs N Hjelm |
| 1-0 | 65 | 1998 | Politiken Cup | A07 King's Indian Attack |
| 23. N Hjelm vs N Lauritsen |
| ½-½ | 23 | 1998 | Politiken Cup | D10 Queen's Gambit Declined Slav |
| 24. N S Nilsson vs N Hjelm |
| 1-0 | 49 | 1998 | Politiken Cup | B31 Sicilian, Rossolimo Variation |
| 25. N Hjelm vs D Weclawski |
| ½-½ | 43 | 1998 | Politiken Cup | E11 Bogo-Indian Defense |
Kibitzing
