| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 26. L'Ami vs J Wintzer |
| 0-1 | 40 | 2001 | Amsterdam Lost Boys Open | C18 French, Winawer |
| 27. J Wintzer vs A Shchekachev |
| 0-1 | 75 | 2001 | Amsterdam Lost Boys Open | A22 English |
| 28. V Ikonnikov vs J Wintzer |
| ½-½ | 38 | 2001 | Amsterdam Lost Boys Open | A90 Dutch |
| 29. J Wintzer vs M Solleveld |
| ½-½ | 51 | 2001 | Amsterdam Lost Boys Open | E88 King's Indian, Samisch, Orthodox, 7.d5 c6 |
| 30. B Michiels vs J Wintzer |
| 1-0 | 52 | 2001 | Amsterdam Lost Boys Open | C18 French, Winawer |
| 31. J Wintzer vs R Witt |
| ½-½ | 20 | 2001 | Amsterdam Lost Boys Open | A30 English, Symmetrical |
| 32. J Wintzer vs T Vogler |
| 0-1 | 33 | 2001 | BL2-Sued 0102 | A10 English |
| 33. J Wintzer vs J Poblador |
| 1-0 | 21 | 2005 | Salou Open | A29 English, Four Knights, Kingside Fianchetto |
| 34. B Lalic vs J Wintzer |
| ½-½ | 10 | 2005 | Salou Open | A96 Dutch, Classical Variation |
| 35. J Wintzer vs A Shchekachev |
| 0-1 | 61 | 2005 | Salou Open | A28 English |
| 36. J Wintzer vs P Suuronen |
| 1-0 | 25 | 2005 | Salou Open | A54 Old Indian, Ukrainian Variation, 4.Nf3 |
| 37. J Wintzer vs F Peralta |
| ½-½ | 52 | 2005 | Salou Open | D10 Queen's Gambit Declined Slav |
| 38. V Spasov vs J Wintzer |
 | 1-0 | 33 | 2005 | Salou Open | C03 French, Tarrasch |
| 39. J Wintzer vs V M Vehi Bach |
| 0-1 | 37 | 2005 | Salou Open | E11 Bogo-Indian Defense |
| 40. J Wintzer vs Dautov |
| ½-½ | 45 | 2005 | Bundesliga 2005/06 | A11 English, Caro-Kann Defensive System |
| 41. V Chuchelov vs J Wintzer |
| 1-0 | 41 | 2005 | Bundesliga 2005/06 | A14 English |
| 42. J Wintzer vs R Lau |
| ½-½ | 42 | 2006 | Bundesliga 2005/06 | A13 English |
| 43. J Wintzer vs Vaganian |
| 0-1 | 40 | 2006 | Germany Bundesliga | D31 Queen's Gambit Declined |
| 44. S Agdestein vs J Wintzer |
| ½-½ | 60 | 2008 | Gibraltar Masters | A90 Dutch |
| 45. J Wintzer vs R Webster |
| 1-0 | 44 | 2008 | Gibraltar Masters | A25 English |
| 46. B Socko vs J Wintzer |
| 1-0 | 45 | 2008 | Gibraltar Masters | E20 Nimzo-Indian |
| 47. J Wintzer vs P A Hansen |
| 1-0 | 35 | 2008 | Gibraltar Masters | E77 King's Indian |
| 48. T L Petrosian vs J Wintzer |
| 1-0 | 28 | 2008 | Gibraltar Masters | C00 French Defense |
| 49. J Wintzer vs A Molina |
| 1-0 | 52 | 2008 | Gibraltar Masters | A37 English, Symmetrical |
| 50. M Lyell vs J Wintzer |
| ½-½ | 45 | 2008 | Gibraltar Masters | C02 French, Advance |
Kibitzing
