| Game |
| Result | Moves |
Year |
Event/Locale | Opening |
| 1. Oral vs R Zenklusen |
| 0-1 | 29 |
1998 |
Ambassador op | B14 Caro-Kann, Panov-Botvinnik Attack |
| 2. R Zenklusen vs Navara |
| 0-1 | 78 |
2001 |
WJun | B99 Sicilian, Najdorf, 7...Be7 Main line |
| 3. M Stryjecki vs R Zenklusen |
| 1-0 | 25 |
2001 |
WJun | A22 English |
| 4. R Gerber vs R Zenklusen |
| 1-0 | 27 |
2001 |
open | B12 Caro-Kann Defense |
| 5. R Zenklusen vs R Bar |
| ½-½ | 34 |
2001 |
WJun | B47 Sicilian, Taimanov (Bastrikov) Variation |
| 6. R Zenklusen vs Steve Monthoux |
| 1-0 | 23 |
2001 |
open | B06 Robatsch |
| 7. Sedlak vs R Zenklusen |
| 0-1 | 37 |
2001 |
WJun | B12 Caro-Kann Defense |
| 8. M R Venkatesh vs R Zenklusen |
| 1-0 | 32 |
2001 |
WJun | B17 Caro-Kann, Steinitz Variation |
| 9. R Zenklusen vs D Bucher |
| 1-0 | 41 |
2001 |
Biel Magistral de Jovenes | C42 Petrov Defense |
| 10. R Zenklusen vs J Alvarez |
| 0-1 | 25 |
2001 |
WJun | B06 Robatsch |
| 11. R Zenklusen vs M Karttunen |
| ½-½ | 34 |
2001 |
WJun | B43 Sicilian, Kan, 5.Nc3 |
| 12. R Zenklusen vs Simon Kuenzli |
| 1-0 | 15 |
2001 |
open | B94 Sicilian, Najdorf |
| 13. F Jenni vs R Zenklusen |
| 0-1 | 51 |
2005 |
Swiss Championships | A05 Reti Opening |
| 14. R Zenklusen vs Andri Arquint |
| 1-0 | 30 |
2005 |
Swiss Championships | B84 Sicilian, Scheveningen |
| 15. R Zenklusen vs Arkell |
| ½-½ | 41 |
2005 |
Swiss Championships | B17 Caro-Kann, Steinitz Variation |
| 16. M Gaehler vs R Zenklusen |
| 0-1 | 37 |
2005 |
Swiss Championships | B16 Caro-Kann, Bronstein-Larsen Variation |
| 17. R Zenklusen vs R Staechelin |
| 1-0 | 24 |
2005 |
Swiss Championships | B01 Scandinavian |
| 18. R Zenklusen vs M Klauser |
| ½-½ | 28 |
2005 |
Swiss Championships | B83 Sicilian |
| 19. J Gallagher vs R Zenklusen |
| 1-0 | 32 |
2005 |
Swiss Championships | B17 Caro-Kann, Steinitz Variation |
| 20. R Zenklusen vs M Apicella |
| 0-1 | 38 |
2006 |
7th Lausanne Young Masters | C06 French, Tarrasch |
| 21. R Zenklusen vs F Jenni |
| ½-½ | 57 |
2006 |
European Club Cup | C88 Ruy Lopez |
| 22. V Tukmakov vs R Zenklusen |
| 1-0 | 34 |
2006 |
7th Lausanne Young Masters | E01 Catalan, Closed |
| 23. B Michiels vs R Zenklusen |
 | 1-0 | 66 |
2006 |
7th Lausanne Young Masters | B19 Caro-Kann, Classical |
| 24. R Zenklusen vs O Kurmann |
 | ½-½ | 5 |
2006 |
7th Lausanne Young Masters | B90 Sicilian, Najdorf |
| 25. R Zenklusen vs V Malakhov |
| ½-½ | 73 |
2006 |
European Club Cup | B67 Sicilian, Richter-Rauzer Attack, 7...a6 Defense, 8...Bd7 |