| event | round | table | player one | result | player two |
| Grand Prix Dortmund 2006 | 11 | 9 | Zidek, Arnost (1862) | Won 2-0 | Ganz, Andreas (1471) |
| Grand Prix Prague 2014 | 4 | 145 | Zidek, Arnost (1862) | Won 2-0 | Ganz, Andreas (1777) |
| Grand Prix Prague 2016 | 3 | 6 | Zidek, Arnost (1611) | Won 2-0 | Ganz, Andreas (2008) |