| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 301. J Hellsten vs I Ivanisevic |
| ½-½ | 53 | 2005 | European Team Championship | D45 Queen's Gambit Declined Semi-Slav |
| 302. J Gustafsson vs J Hellsten |
| ½-½ | 13 | 2005 | European Team Championship | E04 Catalan, Open, 5.Nf3 |
| 303. Jobava vs J Hellsten |
| 0-1 | 67 | 2005 | European Team Championship | E12 Queen's Indian |
| 304. M Dutreeuw vs J Hellsten |
| 0-1 | 56 | 2005 | European Team Championship | B43 Sicilian, Kan, 5.Nc3 |
| 305. J Hall vs J Hellsten |
| ½-½ | 66 | 2005 | European Team Championship | B43 Sicilian, Kan, 5.Nc3 |
| 306. J Hellsten vs A Olsson |
| 1-0 | 56 | 2005 | European Team Championship | E61 King's Indian |
| 307. Dreev vs J Hellsten |
| 1-0 | 82 | 2005 | European Team Championship | E39 Nimzo-Indian, Classical, Pirc Variation |
| 308. J Hellsten vs M Bascieta |
| 1-0 | 22 | 2005 | IV Memorial Pereyra Puebla | D10 Queen's Gambit Declined Slav |
| 309. M Larrea vs J Hellsten |
| 0-1 | 27 | 2005 | IV Memorial Pereyra Puebla | A28 English |
| 310. J Hellsten vs C Luconi |
| 1-0 | 58 | 2005 | IV Memorial Pereyra Puebla | D35 Queen's Gambit Declined |
| 311. J Hellsten vs P Ricardi |
| ½-½ | 15 | 2005 | IV Memorial Pereyra Puebla | D28 Queen's Gambit Accepted, Classical |
| 312. J F Cubas vs J Hellsten |
| 1-0 | 28 | 2005 | IV Memorial Pereyra Puebla | B43 Sicilian, Kan, 5.Nc3 |
| 313. J Hellsten vs R Hungaski |
| 1-0 | 46 | 2005 | IV Memorial Pereyra Puebla | D31 Queen's Gambit Declined |
| 314. J Rosito vs J Hellsten |
| ½-½ | 42 | 2005 | IV Memorial Pereyra Puebla | B43 Sicilian, Kan, 5.Nc3 |
| 315. J Hellsten vs A Giaccio |
| 0-1 | 41 | 2005 | IV Memorial Pereyra Puebla | D31 Queen's Gambit Declined |
| 316. R Felgaer vs J Hellsten |
| ½-½ | 26 | 2006 | Torre ENTEL PCS | B43 Sicilian, Kan, 5.Nc3 |
| 317. J Hellsten vs L Rojas Keim |
| 1-0 | 36 | 2006 | Torre ENTEL PCS | D34 Queen's Gambit Declined, Tarrasch |
| 318. J Alvarez Nunez vs J Hellsten |
| 0-1 | 28 | 2006 | Torre ENTEL PCS | B42 Sicilian, Kan |
| 319. J Hellsten vs Rybka |
 | 0-1 | 64 | 2006 | Torre ENTEL PCS | D36 Queen's Gambit Declined, Exchange, Positional line, 6.Qc2 |
| 320. Granda Zuniga vs J Hellsten |
| 1-0 | 49 | 2006 | Torre ENTEL PCS | A15 English |
| 321. J Hellsten vs R Leitao |
| ½-½ | 26 | 2006 | Torre ENTEL PCS | E43 Nimzo-Indian, Fischer Variation |
| 322. J Hellsten vs R Harper |
| 1-0 | 45 | 2006 | Turin Olympiad | D10 Queen's Gambit Declined Slav |
| 323. T Farley vs J Hellsten |
| 0-1 | 44 | 2006 | Turin Olympiad | A25 English |
| 324. J Hellsten vs E Cordova |
| 1-0 | 47 | 2006 | Turin Olympiad | E43 Nimzo-Indian, Fischer Variation |
| 325. J Hellsten vs F Vallejo Pons |
| 1-0 | 47 | 2006 | Turin Olympiad | D31 Queen's Gambit Declined |
Kibitzing
