Game |
| Result | Moves |
Year | Event/Locale | Opening |
26. P Thorarinsson vs I Johannesson |
| 0-1 | 59 | 2002 | Reykjavik Open | A07 King's Indian Attack |
27. I Johannesson vs K Lie |
| 0-1 | 57 | 2002 | Reykjavik Open | B20 Sicilian |
28. I Johannesson vs J Dudas |
| ½-½ | 20 | 2002 | Budapest FS09 IM-B | A03 Bird's Opening |
29. B Thorfinnsson vs I Johannesson |
| ½-½ | 40 | 2003 | ISL-ch | A48 King's Indian |
30. T Thorhallsson vs I Johannesson |
 | 1-0 | 47 | 2003 | ISL-ch | C15 French, Winawer |
31. S Kristjansson vs I Johannesson |
| 0-1 | 39 | 2003 | ISL-ch | B33 Sicilian |
32. I Johannesson vs S Kristjansson |
| 0-1 | 35 | 2003 | Selfoss Milk Masters-B 2nd | B13 Caro-Kann, Exchange |
33. Timman vs I Johannesson |
| 1-0 | 37 | 2004 | Reykjavik Open | C02 French, Advance |
34. I Johannesson vs J Ragnarsson |
| 1-0 | 26 | 2004 | Reykjavik Open | D11 Queen's Gambit Declined Slav |
35. L Galego vs I Johannesson |
 | ½-½ | 16 | 2004 | Reykjavik Open | A07 King's Indian Attack |
36. I Johannesson vs P Charbonneau |
| 0-1 | 48 | 2004 | Reykjavik Open | B06 Robatsch |
37. S Steindorsson vs I Johannesson |
| ½-½ | 25 | 2004 | Reykjavik Open | A22 English |
38. I Johannesson vs B Halldorsson |
| ½-½ | 50 | 2004 | Reykjavik Open | D45 Queen's Gambit Declined Semi-Slav |
39. H Halldorsson vs I Johannesson |
| ½-½ | 11 | 2004 | Reykjavik Open | C01 French, Exchange |
40. I Johannesson vs D Arngrimsson |
| ½-½ | 41 | 2004 | Reykjavik Open | A11 English, Caro-Kann Defensive System |
41. S Bergsson vs I Johannesson |
 | ½-½ | 5 | 2004 | Reykjavik Open | C01 French, Exchange |
42. I Johannesson vs T Thorhallsson |
| 0-1 | 27 | 2004 | ISL-ch | A13 English |
43. T Thorhallsson vs I Johannesson |
| ½-½ | 92 | 2004 | ISL-ch | A00 Uncommon Opening |
44. I Johannesson vs Bologan |
| 0-1 | 46 | 2004 | European Club Cup | B06 Robatsch |
45. A Moen vs I Johannesson |
| 0-1 | 41 | 2004 | European Club Cup | D03 Torre Attack (Tartakower Variation) |
46. Filippov vs I Johannesson |
| ½-½ | 50 | 2004 | European Club Cup | D76 Neo-Grunfeld, 6.cd Nxd5, 7.O-O Nb6 |
47. I Johannesson vs J Ristoja |
| 0-1 | 71 | 2004 | European Club Cup | A41 Queen's Pawn Game (with ...d6) |
48. I Johannesson vs B Jobava |
| ½-½ | 88 | 2004 | European Club Cup | D27 Queen's Gambit Accepted, Classical |
49. S Nurkic vs I Johannesson |
| ½-½ | 55 | 2004 | European Club Cup | C07 French, Tarrasch |
50. H Mossong vs I Johannesson |
| ½-½ | 6 | 2004 | European Club Cup | C01 French, Exchange |