| Game |
| Result | Moves |
Year |
Event/Locale | Opening |
| 1. I Lahlum vs O B Vea |
| 0-1 | 24 |
2003 |
Gausdal Classics-C | D09 Queen's Gambit Declined, Albin Counter Gambit, 5.g3 |
| 2. S Lohou vs I Lahlum |
| 1-0 | 46 |
2006 |
Midnight Sun Chess Challenge | B14 Caro-Kann, Panov-Botvinnik Attack |
| 3. I Lahlum vs J K Pedersen |
| ½-½ | 60 |
2006 |
Midnight Sun Chess Challenge | E32 Nimzo-Indian, Classical |
| 4. I Lahlum vs I Simonsen |
| 1-0 | 28 |
2006 |
Midnight Sun Chess Challenge | D52 Queen's Gambit Declined |
| 5. S Shipov vs I Lahlum |
 | 1-0 | 26 |
2006 |
Midnight Sun Chess Challenge | D36 Queen's Gambit Declined, Exchange, Positional line, 6.Qc2 |
| 6. A Esbensen vs I Lahlum |
| 1-0 | 29 |
2006 |
Midnight Sun Chess Challenge | E09 Catalan, Closed |
| 7. G Bue vs I Lahlum |
| ½-½ | 42 |
2006 |
Midnight Sun Chess Challenge | A58 Benko Gambit |
| 8. I Lahlum vs O Jakobsen |
| 1-0 | 36 |
2006 |
Midnight Sun Chess Challenge | D46 Queen's Gambit Declined Semi-Slav |
| 9. I Lahlum vs P Wibe |
| ½-½ | 74 |
2006 |
Midnight Sun Chess Challenge | D20 Queen's Gambit Accepted |
| 10. A S Nordli vs I Lahlum |
| ½-½ | 51 |
2006 |
Midnight Sun Chess Challenge | D67 Queen's Gambit Declined, Orthodox Defense, Bd3 line |
| 11. T Narvoy vs I Lahlum |
| 0-1 | 30 |
2007 |
Arctic Chess Challenge | D20 Queen's Gambit Accepted |
| 12. I Lahlum vs D Suarez Pousa |
| 0-1 | 67 |
2007 |
Arctic Chess Challenge | E38 Nimzo-Indian, Classical, 4...c5 |
| 13. I Lahlum vs A S Nordli |
| 0-1 | 63 |
2007 |
Arctic Chess Challenge | A57 Benko Gambit |
| 14. J Asvang vs I Lahlum |
| 0-1 | 43 |
2007 |
Arctic Chess Challenge | B01 Scandinavian |
| 15. I Lahlum vs T Pettersson |
| 0-1 | 45 |
2007 |
Arctic Chess Challenge | E62 King's Indian, Fianchetto |
| 16. I Lahlum vs R Brokvam |
| 0-1 | 71 |
2007 |
Arctic Chess Challenge | D85 Grunfeld |
| 17. G Jakobsen vs I Lahlum |
| 0-1 | 43 |
2007 |
Arctic Chess Challenge | D20 Queen's Gambit Accepted |