| Game |
| Result | Moves |
Year |
Event/Locale | Opening |
| 1. O Dannevig vs E J Gausel |
| 0-1 | 38 |
1990 |
It Peer Gynt, Gausdal (Norway) | B00 Uncommon King's Pawn Opening |
| 2. O Dannevig vs E Vladimirov |
| 0-1 | 30 |
1991 |
Gausdal INT | E92 King's Indian |
| 3. Jansa vs O Dannevig |
| 1-0 | 39 |
1992 |
Gausdal Peer Gynt | A45 Queen's Pawn Game |
| 4. O Dannevig vs Svidler |
| 0-1 | 31 |
1992 |
Gausdal | D85 Grunfeld |
| 5. Sutovsky vs O Dannevig |
| 1-0 | 23 |
1995 |
Gausdal | B31 Sicilian, Rossolimo Variation |
| 6. R H Fyllingen vs O Dannevig |
| 1-0 | 52 |
1999 |
Ch Norway, Gausdal (Norway) | D01 Richter-Veresov Attack |
| 7. R Djurhuus vs O Dannevig |
| 1-0 | 26 |
1999 |
Ch Norway, Gausdal (Norway) | B21 Sicilian, 2.f4 and 2.d4 |
| 8. L E Johannessen vs O Dannevig |
| 1-0 | 34 |
1999 |
Ch Norway, Gausdal (Norway) | E60 King's Indian Defense |
| 9. O Dannevig vs B Ostenstad |
| 0-1 | 46 |
1999 |
Ch Norway, Gausdal (Norway) | A07 King's Indian Attack |
| 10. O Dannevig vs E J Gausel |
| 0-1 | 45 |
2000 |
open | A36 English |
| 11. O Dannevig vs C F Ekeberg |
| 0-1 | 35 |
2000 |
open | A37 English, Symmetrical |
| 12. T Gabrielsen vs O Dannevig |
| 1-0 | 38 |
2000 |
open | B50 Sicilian |
| 13. O Dannevig vs L E Johannessen |
| 0-1 | 32 |
2001 |
ch-NOR | E06 Catalan, Closed, 5.Nf3 |
| 14. T Bae vs O Dannevig |
| 1-0 | 46 |
2001 |
ch-NOR | A45 Queen's Pawn Game |
| 15. H Lahlum vs O Dannevig |
| 1-0 | 51 |
2001 |
ch-NOR | E32 Nimzo-Indian, Classical |
| 16. O Dannevig vs H Nordahl |
| 0-1 | 44 |
2004 |
Norwegian Championship | A10 English |
| 17. Carlsen vs O Dannevig |
 | 1-0 | 22 |
2004 |
Norwegian Championship | C65 Ruy Lopez, Berlin Defense |
| 18. R H Fyllingen vs O Dannevig |
| 1-0 | 77 |
2004 |
Norwegian Championship | A57 Benko Gambit |
| 19. K Lie vs O Dannevig |
| 1-0 | 41 |
2004 |
Norwegian Championship | A20 English |
| 20. O Dannevig vs J L Hammer |
| 0-1 | 28 |
2005 |
Norwegian Championship | B52 Sicilian, Canal-Sokolsky (Rossolimo) Attack |
| 21. H Borchgrevink vs O Dannevig |
| 1-0 | 28 |
2005 |
Norwegian Championship | A61 Benoni |
| 22. H Nordahl vs O Dannevig |
| 1-0 | 40 |
2005 |
Norwegian Championship | A68 Benoni, Four Pawns Attack |
| 23. O Dannevig vs Leer-Salvesen |
| 0-1 | 38 |
2005 |
Norwegian Championship | C00 French Defense |
| 24. Carlsen vs O Dannevig |
| 1-0 | 65 |
2005 |
Norwegian Championship | B05 Alekhine's Defense, Modern |
| 25. O Dannevig vs F Elsness |
| 0-1 | 32 |
2006 |
Norwegian Championship | B90 Sicilian, Najdorf |
