| Tournament | Round | Bettina Tonkin | Paul Dowling |
| 31.05.1998 Melville (WA) | 5 | 395 | 399 |
| 20.09.1998 Advanced Intermediate Recreation (WA) | 1 | 361 | 311 |
| 14.03.1999 Bunbury (WA) | 1 | 348 | 280 |
| 13.06.1999 Advanced Intermediate Recreation (WA) | 1 | 370 | 361 |
| Head-to-head after 4 games | 3 | 1 | |
| Average score | 368.5 | 337.75 | |
| Spread: | 123 | -123 | |