| event | round | table | player one | result | player two |
| Grand Prix Atlanta 2011 | 12 | 1 | Turtenwald, Owen (2063) | Won 2-0 | Wescoe, Craig (1825) |
| Grand Prix Lincoln 2012 | 7 | 5 | Turtenwald, Owen (1994) | Won 2-0 | Wescoe, Craig (1983) |
| Grand Prix Seattle-Tacoma 2012 | 11 | 36 | Turtenwald, Owen (2012) | Won 2-1 | Wescoe, Craig (1971) |
| Grand Prix Oakland 2013 | 15 | 40 | Turtenwald, Owen (1829) | Lost 0-2 | Wescoe, Craig (2018) |
| Grand Prix Washington DC 2013 | 9 | 3 | Turtenwald, Owen (1974) | Lost 1-2 | Wescoe, Craig (1987) |