| Game |
| Result | Moves |
Year |
Event/Locale | Opening |
| 1. Navara vs J Werle |
 | 1-0 | 25 |
1994 |
Wch U10 | B89 Sicilian |
| 2. J Werle vs G Welling |
| ½-½ | 42 |
1997 |
Leeuwarden | B00 Uncommon King's Pawn Opening |
| 3. Akobian vs J Werle |
| 1-0 | 44 |
1999 |
EU-ch U16 | E48 Nimzo-Indian, 4.e3 O-O 5.Bd3 d5 |
| 4. Navara vs J Werle |
| ½-½ | 28 |
1999 |
Groningen Young Masters | B66 Sicilian, Richter-Rauzer Attack, 7...a6 |
| 5. J Werle vs M Brodsky |
| ½-½ | 18 |
1999 |
VAM Hoogeveen op | B43 Sicilian, Kan, 5.Nc3 |
| 6. J Werle vs Tiviakov |
| ½-½ | 25 |
2000 |
Essent Open | E17 Queen's Indian |
| 7. V Golod vs J Werle |
| 1-0 | 20 |
2000 |
HZ Open | E32 Nimzo-Indian, Classical |
| 8. J Werle vs V Mikhalevski |
| 0-1 | 24 |
2000 |
Essent Open | A31 English, Symmetrical, Benoni Formation |
| 9. J Werle vs W Bliek |
| 1-0 | 35 |
2000 |
HZ Open | D60 Queen's Gambit Declined, Orthodox Defense |
| 10. Epishin vs J Werle |
| 1-0 | 39 |
2000 |
Essent Open | E46 Nimzo-Indian |
| 11. W Sinke vs J Werle |
| 0-1 | 34 |
2000 |
HZ Open | E17 Queen's Indian |
| 12. W Bliek vs J Werle |
 | 0-1 | 25 |
2001 |
HZ Open | D05 Queen's Pawn Game |
| 13. J Werle vs Naiditsch |
| 1-0 | 29 |
2001 |
WYB18 | A17 English |
| 14. N Firman vs J Werle |
| 0-1 | 41 |
2001 |
Stork YM | B62 Sicilian, Richter-Rauzer |
| 15. J Werle vs C Van Bohemen |
| ½-½ | 44 |
2001 |
Dutch Open | D55 Queen's Gambit Declined |
| 16. J Werle vs Jakovenko |
| 1-0 | 26 |
2001 |
EYCC B18 | B47 Sicilian, Taimanov (Bastrikov) Variation |
| 17. J Werle vs T Dekker |
| 1-0 | 34 |
2001 |
HZ Open | B17 Caro-Kann, Steinitz Variation |
| 18. J Werle vs R Sadykov |
| 1-0 | 32 |
2001 |
WYB18 | D19 Queen's Gambit Declined Slav, Dutch |
| 19. N Vink vs J Werle |
| ½-½ | 49 |
2001 |
Stork YM | B62 Sicilian, Richter-Rauzer |
| 20. G M Muis vs J Werle |
| 0-1 | 41 |
2001 |
sf ch-NED | A21 English |
| 21. J Tabatabai vs J Werle |
| 0-1 | 28 |
2001 |
Glorney Cup | B62 Sicilian, Richter-Rauzer |
| 22. L D'Costa vs J Werle |
| 0-1 | 38 |
2001 |
EYCC B18 | A15 English |
| 23. J Werle vs W Hendriks |
| 1-0 | 39 |
2001 |
Dutch Open | B07 Pirc |
| 24. S Ernst vs J Werle |
| 1-0 | 65 |
2001 |
ch-NED Qualification Match | A14 English |
| 25. J Werle vs H D Mueller |
| 1-0 | 60 |
2001 |
HZ Open | A13 English |