| Game |
| Result | Moves |
Year |
Event/Locale | Opening |
| 1. T Ludwikow vs J Hellsten |
| 0-1 | 34 |
1993 |
Hallsberg jr | C36 King's Gambit Accepted, Abbazia Defense |
| 2. J Hellsten vs Van Wely |
| 0-1 | 51 |
1994 |
Amsterdam op | B50 Sicilian |
| 3. J Hellsten vs Ulf Andersson |
| 0-1 | 45 |
1994 |
It, Malme (Sweden) | B74 Sicilian, Dragon, Classical |
| 4. Z Almasi vs J Hellsten |
| 1-0 | 44 |
1994 |
Malmo | C43 Petrov, Modern Attack |
| 5. Kholmov vs J Hellsten |
| ½-½ | 62 |
1995 |
Mlada Boleslav op | B40 Sicilian |
| 6. J Hellsten vs Smejkal |
| 1-0 | 41 |
1995 |
Mlada Boleslav op | D85 Grunfeld |
| 7. J Hellsten vs Ulf Andersson |
| ½-½ | 83 |
1995 |
Malmo | B27 Sicilian |
| 8. J Hellsten vs M Turov |
| ½-½ | 33 |
1995 |
Mlada Boleslav op | D85 Grunfeld |
| 9. Krasenkow vs J Hellsten |
| 1-0 | 31 |
1995 |
Sigeman Wernbro & Co Grandmaster Tournament Ma | E12 Queen's Indian |
| 10. Y Shulman vs J Hellsten |
| ½-½ | 29 |
1995 |
Ch World (juniors) (under 20) | C29 Vienna Gambit |
| 11. J Hellsten vs C Ward |
| 1-0 | 56 |
1995 |
Copenhagen Open | A61 Benoni |
| 12. Y Shulman vs J Hellsten |
| 1-0 | 26 |
1996 |
Gothenburg | E46 Nimzo-Indian |
| 13. J Hellsten vs Miles |
 | 0-1 | 38 |
1996 |
It (cat.12) | A10 English |
| 14. Kupreichik vs J Hellsten |
| 0-1 | 37 |
1996 |
Olympiad | B23 Sicilian, Closed |
| 15. J Hellsten vs Bagirov |
| ½-½ | 19 |
1996 |
Yerevan ARM,32nd ol | A40 Queen's Pawn Game |
| 16. Bacrot vs J Hellsten |
| 0-1 | 42 |
1996 |
Olympiad | A29 English, Four Knights, Kingside Fianchetto |
| 17. Korchnoi vs J Hellsten |
| 1-0 | 56 |
1996 |
it Malmo SWE | B10 Caro-Kann |
| 18. J Hellsten vs Petursson |
| ½-½ | 21 |
1996 |
Politiken Cup '96 VISA NGP Copenhagen DEN (4 | E11 Bogo-Indian Defense |
| 19. V Grabliauskas vs J Hellsten |
| 0-1 | 44 |
1997 |
EU-chT (Men) | E11 Bogo-Indian Defense |
| 20. Sadler vs J Hellsten |
| 1-0 | 41 |
1997 |
EU-chT (Men) | D15 Queen's Gambit Declined Slav |
| 21. Jansa vs J Hellsten |
| ½-½ | 44 |
1997 |
EU-chT (Men) | B40 Sicilian |
| 22. Timman vs J Hellsten |
| 1-0 | 39 |
1997 |
Sigeman and Co, Malmoe SWE | E11 Bogo-Indian Defense |
| 23. J Ryan vs J Hellsten |
 | 0-1 | 52 |
1997 |
EU-chT (Men) | A46 Queen's Pawn Game |
| 24. J Hellsten vs Baklan |
| 0-1 | 37 |
1997 |
Bundesliga /98 | A57 Benko Gambit |
| 25. J Hellsten vs P San Segundo Carrillo |
| 1-0 | 54 |
1997 |
EU-chT (Men) | D37 Queen's Gambit Declined |