| Tournament | Round | Brian Harry | Bettina Tonkin |
| 11.07.1999 Western Australian Masters (WA) | 15 | 423 | 256 |
| 13.08.2000 Western Australian Masters (WA) | 2 | 336 | 349 |
| 12.08.2001 Yokine (WA) | 3 | 363 | 396 |
| 14.08.2011 OPEN AUGUST (WA) | 5 | 356 | 343 |
| 27.08.2017 COOGEE (WA) | 7 | 385 | 387 |
| Head-to-head after 5 games | 2 | 3 | |
| Average score | 372.6 | 346.2 | |
| Spread: | 132 | -132 | |