| Tournament | Round | Bettina Tonkin | Ann Jones |
| 12.07.1998 WA Masters (WA) | 3 | 351 | 408 |
| 14.03.1999 Bunbury (WA) | 2 | 315 | 347 |
| 30.05.1999 Melville (WA) | 6 | 359 | 482 |
| 11.07.1999 Western Australian Masters (WA) | 12 | 458 | 335 |
| 08.08.1999 Bassendean (WA) | 4 | 402 | 345 |
| 27.05.2001 Melville (WA) | 3 | 324 | 385 |
| Head-to-head after 6 games | 2 | 4 | |
| Average score | 368.16 | 383.66 | |
| Spread: | -93 | 93 | |