| Date | Tournament | State | Round | Graham Bell | Bettina Tonkin |
|---|---|---|---|---|---|
| 17/01/1999 | WA Open | WA | 8 | 439 | 325 |
| 14/01/2001 | WA Open | WA | 1 | 484 | 249 |
| 13/01/2002 | WA Open | WA | 1 | 484 | 307 |
| 30/08/2009 | Winter Open | WA | 1 | 385 | 331 |
| 05/03/2012 | BINDOON 2012 | WA | 8 | 378 | 329 |
| 05/03/2012 | BINDOON 2012 | WA | 18 | 412 | 407 |
| Head-to-head after 6 games | 6 | 0 | |||
| Average score | 430.33 | 324.67 | |||
| Spread | 634 | -634 | |||