| Game |
| Result | Moves |
Year |
Event/Locale | Opening |
| 1. O Jakobsen vs A Hollis |
| 1-0 | 52 |
1961 |
WchT U26 08th | E67 King's Indian, Fianchetto |
| 2. O Jakobsen vs Jansa |
| ½-½ | 24 |
1973 |
Amsterdam IBM II | E62 King's Indian, Fianchetto |
| 3. O Jakobsen vs Keene |
| ½-½ | 37 |
1973 |
IBM-B | E69 King's Indian, Fianchetto, Classical Main line |
| 4. O Jakobsen vs G Krahenbuhl |
| 1-0 | 27 |
1981 |
Politiken Cup | E70 King's Indian |
| 5. O Jakobsen vs V Ravikumar |
| ½-½ | 36 |
1981 |
Politiken Cup | E83 King's Indian, Samisch |
| 6. O Jakobsen vs E Mortensen |
| 0-1 | 30 |
1981 |
Esbjerg Vesterhav | E88 King's Indian, Samisch, Orthodox, 7.d5 c6 |
| 7. O Jakobsen vs N J Fries Nielsen |
| ½-½ | 28 |
1981 |
Esbjerg Vesterhav | E95 King's Indian, Orthodox, 7...Nbd7, 8.Re1 |
| 8. O Jakobsen vs Zsuzsa Polgar |
| ½-½ | 46 |
1986 |
It (open), Copenhagen (Denmark) | E81 King's Indian, Samisch |
| 9. O Jakobsen vs Yurtaev |
| 0-1 | 76 |
1991 |
Copenhagen Unibank 91\06 | E81 King's Indian, Samisch |
| 10. O Jakobsen vs K Berg |
| 1-0 | 48 |
1991 |
Copenhagen DEN | E87 King's Indian, Samisch, Orthodox |
| 11. O Jakobsen vs J Sylvan |
| 1-0 | 40 |
2001 |
Politiken Cup | E81 King's Indian, Samisch |
| 12. O Jakobsen vs M Hartsteen |
| 1-0 | 25 |
2006 |
Politiken Cup | E81 King's Indian, Samisch |
| 13. O Jakobsen vs G Guseinov |
 | 0-1 | 24 |
2006 |
Cappelle la Grande | E81 King's Indian, Samisch |
| 14. O Jakobsen vs K Arakhamia-Grant |
| 0-1 | 44 |
2008 |
Gibraltar | E81 King's Indian, Samisch |
