| Game |
| Result | Moves |
Year |
Event/Locale | Opening |
| 1. Jansa vs O Dannevig |
| 1-0 | 39 |
1992 |
Gausdal Peer Gynt | A45 Queen's Pawn Game |
| 2. Sutovsky vs O Dannevig |
| 1-0 | 23 |
1995 |
Gausdal | B31 Sicilian, Rossolimo Variation |
| 3. O Dannevig vs A Flaata |
| 1-0 | 26 |
1999 |
Stjernen Grand Prix | A07 King's Indian Attack |
| 4. O Dannevig vs O Hole |
| 1-0 | 20 |
1999 |
Ch Norway, Gausdal (Norway) | A07 King's Indian Attack |
| 5. R Djurhuus vs O Dannevig |
| 1-0 | 26 |
1999 |
Ch Norway, Gausdal (Norway) | B21 Sicilian, 2.f4 and 2.d4 |
| 6. L E Johannessen vs O Dannevig |
| 1-0 | 34 |
1999 |
Ch Norway, Gausdal (Norway) | E60 King's Indian Defense |
| 7. O Dannevig vs Storland Knut H (NOR) |
| 1-0 | 32 |
1999 |
Ch Norway, Gausdal (Norway) | B06 Robatsch |
| 8. O Dannevig vs F Elsness |
| 1-0 | 55 |
1999 |
Ch Norway, Gausdal (Norway) | A05 Reti Opening |
| 9. R H Fyllingen vs O Dannevig |
| 1-0 | 52 |
1999 |
Ch Norway, Gausdal (Norway) | D01 Richter-Veresov Attack |
| 10. O Dannevig vs R Myhrvold |
| 1-0 | 31 |
1999 |
Ch Norway, Gausdal (Norway) | A07 King's Indian Attack |
| 11. O Dannevig vs T Spanton |
| 1-0 | 66 |
2000 |
open | A13 English |
| 12. T Gabrielsen vs O Dannevig |
| 1-0 | 38 |
2000 |
open | B50 Sicilian |
| 13. T Bae vs O Dannevig |
| 1-0 | 46 |
2001 |
ch-NOR | A45 Queen's Pawn Game |
| 14. O Dannevig vs O Hole |
| 1-0 | 39 |
2001 |
ch-NOR | A11 English, Caro-Kann Defensive System |
| 15. H Lahlum vs O Dannevig |
| 1-0 | 51 |
2001 |
ch-NOR | E32 Nimzo-Indian, Classical |
| 16. O Dannevig vs T Hansen |
| 1-0 | 27 |
2001 |
ch-NOR | A20 English |
| 17. O Dannevig vs O Hole |
| 1-0 | 38 |
2004 |
Norwegian Championship | B19 Caro-Kann, Classical |
| 18. O Dannevig vs L Breivik |
| 1-0 | 52 |
2004 |
Norwegian Championship | B04 Alekhine's Defense, Modern |
| 19. R H Fyllingen vs O Dannevig |
| 1-0 | 77 |
2004 |
Norwegian Championship | A57 Benko Gambit |
| 20. K Lie vs O Dannevig |
| 1-0 | 41 |
2004 |
Norwegian Championship | A20 English |
| 21. Carlsen vs O Dannevig |
 | 1-0 | 22 |
2004 |
Norwegian Championship | C65 Ruy Lopez, Berlin Defense |
| 22. H Borchgrevink vs O Dannevig |
| 1-0 | 28 |
2005 |
Norwegian Championship | A61 Benoni |
| 23. O Dannevig vs S Bjerke |
| 1-0 | 104 |
2005 |
Norwegian Championship | B52 Sicilian, Canal-Sokolsky (Rossolimo) Attack |
| 24. H Nordahl vs O Dannevig |
| 1-0 | 40 |
2005 |
Norwegian Championship | A68 Benoni, Four Pawns Attack |
| 25. Carlsen vs O Dannevig |
| 1-0 | 65 |
2005 |
Norwegian Championship | B05 Alekhine's Defense, Modern |
