| event | round | table | player one | result | player two |
| Grand Prix Philadelphia 2000 | 14 | 8 | Humpherys, David (1717) | Won 0-0 | Leiher, Peter (1850) |
| Pro Tour Los Angeles 2001 | 4 | 102 | Humpherys, David (1923) | Won 2-0 | Leiher, Peter (1837) |
| Grand Prix Las Vegas 2001 | 9 | 22 | Humpherys, David (1986) | Won 2-1 | Leiher, Peter (1858) |
| Pro Tour San Diego 2002 | 1 | 156 | Humpherys, David (2036) | Won 2-0 | Leiher, Peter (1908) |