| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 51. G Gislason vs E Berg |
| 0-1 | 43 | 1996 | Reykjavik Open | E17 Queen's Indian |
| 52. J Halldorsson vs G Gislason |
| 0-1 | 26 | 1996 | Reykjavik Open | A49 King's Indian, Fianchetto without c4 |
| 53. G Gislason vs Bronstein |
| 0-1 | 47 | 1996 | Reykjavik Open | A49 King's Indian, Fianchetto without c4 |
| 54. G Gislason vs S Kristjansson |
| 1-0 | 31 | 1998 | ISL-chT 9798 | D02 Queen's Pawn Game |
| 55. G Gislason vs T Oral |
| 0-1 | 28 | 2001 | ISL-chT 2000/01 | B49 Sicilian, Taimanov Variation |
| 56. G Gislason vs I Sokolov |
| 0-1 | 42 | 2001 | Johann Thorir Jonsson Memorial | E60 King's Indian Defense |
| 57. D Kjartansson vs G Gislason |
| ½-½ | 33 | 2001 | Johann Thorir Jonsson Memorial | B90 Sicilian, Najdorf |
| 58. G Gislason vs T Bjornsson |
| 1-0 | 47 | 2001 | Johann Thorir Jonsson Memorial | A80 Dutch |
| 59. S Kristjansson vs G Gislason |
| 1-0 | 32 | 2001 | Johann Thorir Jonsson Memorial | B80 Sicilian, Scheveningen |
| 60. G Gislason vs J Halldorsson |
| 1-0 | 37 | 2001 | Johann Thorir Jonsson Memorial | A06 Reti Opening |
| 61. G Gislason vs F Olafsson |
| 0-1 | 42 | 2001 | Johann Thorir Jonsson Memorial | A46 Queen's Pawn Game |
| 62. H Halldorsson vs G Gislason |
| ½-½ | 36 | 2001 | Johann Thorir Jonsson Memorial | B51 Sicilian, Canal-Sokolsky (Rossolimo) Attack |
| 63. A Karason vs G Gislason |
| ½-½ | 20 | 2001 | Johann Thorir Jonsson Memorial | D85 Grunfeld |
| 64. G Gislason vs G Palmason |
| ½-½ | 59 | 2001 | Johann Thorir Jonsson Memorial | B80 Sicilian, Scheveningen |
| 65. K Edvardsson vs G Gislason |
| 0-1 | 31 | 2001 | Johann Thorir Jonsson Memorial | E91 King's Indian |
| 66. V Akopian vs G Gislason |
| 1-0 | 39 | 2008 | European Club Cup | B80 Sicilian, Scheveningen |
| 67. S Zickus vs G Gislason |
 | 0-1 | 40 | 2008 | European Club Cup | A05 Reti Opening |
| 68. G Gislason vs C Jeitz |
| ½-½ | 43 | 2008 | European Club Cup | A05 Reti Opening |
| 69. G Gislason vs V Dambrauskas |
| 1-0 | 42 | 2008 | European Club Cup | D10 Queen's Gambit Declined Slav |
| 70. Z Kozul vs G Gislason |
| 1-0 | 53 | 2008 | European Club Cup | E98 King's Indian, Orthodox, Taimanov, 9.Ne1 |
| 71. G Gislason vs P Kuehn |
| 1-0 | 43 | 2008 | European Club Cup | D10 Queen's Gambit Declined Slav |
| 72. G Gislason vs I Seitaj |
| ½-½ | 15 | 2008 | European Club Cup | D34 Queen's Gambit Declined, Tarrasch |
| 73. P Magnusson vs G Gislason |
| ½-½ | 54 | 2009 | Reykjavik Open | B94 Sicilian, Najdorf |
| 74. G Gislason vs C Westerberg |
| 1-0 | 31 | 2009 | Reykjavik Open | D02 Queen's Pawn Game |
| 75. H Stefansson vs G Gislason |
| 1-0 | 58 | 2009 | Reykjavik Open | E60 King's Indian Defense |
Kibitzing
