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