| Game |
| Result | Moves |
Year |
Event/Locale | Opening |
| 1. C Landenbergue vs Portisch |
| 0-1 | 56 |
1991 |
Reggio Emilia | B42 Sicilian, Kan |
| 2. C Landenbergue vs Korchnoi |
| 0-1 | 27 |
1992 |
Bern Training | B57 Sicilian |
| 3. C Landenbergue vs F Braga |
| ½-½ | 18 |
1992 |
10s, olm Manila PHI [Hiarcs 7.32 | B33 Sicilian |
| 4. C Landenbergue vs Baburin |
| ½-½ | 59 |
1993 |
Suisse (Switzerland) | B90 Sicilian, Najdorf |
| 5. C Landenbergue vs K Bischoff |
| ½-½ | 35 |
1994 |
Garmisch Partenkirchen | B42 Sicilian, Kan |
| 6. C Landenbergue vs Petursson |
| 0-1 | 52 |
1994 |
It Horgen (Switzerland) (04) | B32 Sicilian |
| 7. C Landenbergue vs Korchnoi |
| ½-½ | 29 |
1994 |
Garmisch-Partenkirch | B32 Sicilian |
| 8. C Landenbergue vs Sutovsky |
| ½-½ | 38 |
1996 |
Credis Biel SUI | B90 Sicilian, Najdorf |
| 9. C Landenbergue vs K Miton |
| ½-½ | 14 |
2001 |
17th Open | B62 Sicilian, Richter-Rauzer |
| 10. C Landenbergue vs S Jakob |
 | 1-0 | 15 |
2001 |
ch-SUI | B30 Sicilian |
| 11. C Landenbergue vs Wojtkiewicz |
| ½-½ | 17 |
2001 |
17th Open | B40 Sicilian |
| 12. C Landenbergue vs Epishin |
| 0-1 | 54 |
2001 |
17th Open | B40 Sicilian |
| 13. C Landenbergue vs S Jost |
| 1-0 | 35 |
2001 |
ch-SUI | B30 Sicilian |
| 14. C Landenbergue vs G Heinatz |
| 1-0 | 32 |
2001 |
ch-SUI | B32 Sicilian |
| 15. C Landenbergue vs I Nemet |
| 1-0 | 25 |
2004 |
Swiss Championship | B22 Sicilian, Alapin |
| 16. C Landenbergue vs M Klauser |
 | 1-0 | 36 |
2004 |
Swiss Championship | B22 Sicilian, Alapin |
| 17. C Landenbergue vs D Sermek |
| ½-½ | 29 |
2005 |
Mitropa Cup | B22 Sicilian, Alapin |
| 18. C Landenbergue vs S Collins |
| 1-0 | 61 |
2005 |
21st European Club Cup | B22 Sicilian, Alapin |
| 19. C Landenbergue vs Y Pelletier |
| ½-½ | 37 |
2006 |
Swiss Championship | B47 Sicilian, Taimanov (Bastrikov) Variation |
| 20. C Landenbergue vs J Gallagher |
| ½-½ | 8 |
2006 |
Swiss Championship | B50 Sicilian |
| 21. C Landenbergue vs T Burg |
| ½-½ | 29 |
2006 |
Cappelle la Grande | B22 Sicilian, Alapin |
| 22. C Landenbergue vs M Becker |
| ½-½ | 19 |
2007 |
European Individual Championships | B93 Sicilian, Najdorf, 6.f4 |
| 23. C Landenbergue vs A Jankovic |
| ½-½ | 19 |
2007 |
European Team Chess Championships | B22 Sicilian, Alapin |
| 24. C Landenbergue vs P Tregubov |
| 0-1 | 40 |
2009 |
TOP 16 GpA | B30 Sicilian |