| event | round | table | player one | result | player two |
| 2000 World Championship | 14 | 39 | Dougherty, Robert (1746) | Won 2-1 | Romao, Carlos (1522) |
| Pro Tour Yokohama 2003 | 6 | 7 | Dougherty, Robert (1873) | Won 2-1 | Romao, Carlos (1834) |
| Grand Prix Atlanta 2003 | 8 | 65 | Dougherty, Robert (1913) | Lost 0-2 | Romao, Carlos (1946) |
| Pro Tour Yokohama 2007 | 13 | 29 | Dougherty, Robert (1777) | Draw 1-1 | Romao, Carlos (1912) |
| Grand Prix Los Angeles 2009 | 15 | 6 | Dougherty, Robert (1884) | Lost 0-2 | Romao, Carlos (1794) |
| Pro Tour Austin 2009 | 4 | 99 | Dougherty, Robert (1881) | Won 2-0 | Romao, Carlos (1740) |