| Game |
| Result | Moves |
Year |
Event/Locale | Opening |
| 26. K Trygstad vs O Dannevig |
| ½-½ | 38 |
2001 |
ch-NOR | B72 Sicilian, Dragon |
| 27. O Dannevig vs T Hansen |
| 1-0 | 27 |
2001 |
ch-NOR | A20 English |
| 28. O Dannevig vs O Hole |
| 1-0 | 39 |
2001 |
ch-NOR | A11 English, Caro-Kann Defensive System |
| 29. G Borresen vs O Dannevig |
 | 0-1 | 40 |
2001 |
ch-NOR | B76 Sicilian, Dragon, Yugoslav Attack |
| 30. H Lahlum vs O Dannevig |
| 1-0 | 51 |
2001 |
ch-NOR | E32 Nimzo-Indian, Classical |
| 31. T Bae vs O Dannevig |
| 1-0 | 46 |
2001 |
ch-NOR | A45 Queen's Pawn Game |
| 32. O Dannevig vs B Ostenstad |
| ½-½ | 43 |
2001 |
ch-NOR | E01 Catalan, Closed |
| 33. O Dannevig vs H Nordahl |
| ½-½ | 45 |
2001 |
ch-NOR | A10 English |
| 34. O Dannevig vs L E Johannessen |
| 0-1 | 32 |
2001 |
ch-NOR | E06 Catalan, Closed, 5.Nf3 |
| 35. Barsov vs O Dannevig |
| ½-½ | 50 |
2003 |
Monarch Assurance 12th | A61 Benoni |
| 36. J Jansson vs O Dannevig |
| 0-1 | 81 |
2004 |
Norwegian Championship | A46 Queen's Pawn Game |
| 37. O Dannevig vs G Tallaksen |
| ½-½ | 59 |
2004 |
Norwegian Championship | B19 Caro-Kann, Classical |
| 38. O Dannevig vs E Lie |
| ½-½ | 42 |
2004 |
Norwegian Championship | B04 Alekhine's Defense, Modern |
| 39. O Dannevig vs O Hole |
| 1-0 | 38 |
2004 |
Norwegian Championship | B19 Caro-Kann, Classical |
| 40. Carlsen vs O Dannevig |
 | 1-0 | 22 |
2004 |
Norwegian Championship | C65 Ruy Lopez, Berlin Defense |
| 41. K Lie vs O Dannevig |
| 1-0 | 41 |
2004 |
Norwegian Championship | A20 English |
| 42. R H Fyllingen vs O Dannevig |
| 1-0 | 77 |
2004 |
Norwegian Championship | A57 Benko Gambit |
| 43. O Dannevig vs L Breivik |
| 1-0 | 52 |
2004 |
Norwegian Championship | B04 Alekhine's Defense, Modern |
| 44. O Dannevig vs H Nordahl |
| 0-1 | 44 |
2004 |
Norwegian Championship | A10 English |
| 45. O Dannevig vs J Jansson |
| 1-0 | 40 |
2005 |
Norwegian Championship | C88 Ruy Lopez |
| 46. O Dannevig vs Leer-Salvesen |
| 0-1 | 38 |
2005 |
Norwegian Championship | C00 French Defense |
| 47. H Borchgrevink vs O Dannevig |
| 1-0 | 28 |
2005 |
Norwegian Championship | A61 Benoni |
| 48. O Dannevig vs B Barth Sahl |
 | ½-½ | 6 |
2005 |
Norwegian Championship | C84 Ruy Lopez, Closed |
| 49. O Dannevig vs S Bjerke |
| 1-0 | 104 |
2005 |
Norwegian Championship | B52 Sicilian, Canal-Sokolsky (Rossolimo) Attack |
| 50. Carlsen vs O Dannevig |
 | 1-0 | 65 |
2005 |
Norwegian Championship | B05 Alekhine's Defense, Modern |