| event | round | table | player one | result | player two |
| Pro Tour Chicago 2003 | 1 | 108 | Karsten, Frank (1631) | Lost 0-2 | Jonsson, Anton (1976) |
| Pro Tour Nagoya 2005 | 14 | 8 | Karsten, Frank (1994) | Won 2-0 | Jonsson, Anton (2093) |
| Grand Prix Toronto 2006 | 5 | 1 | Karsten, Frank (2063) | Won 2-0 | Jonsson, Anton (1936) |
| Grand Prix Paris 2011 | 5 | 1005 | Karsten, Frank (1999) | Won 2-1 | Jonsson, Anton (2008) |