| Tournament | Round | Joan Watson | Linda Williams |
| 12.09.1999 Toowoomba (QLD) | 2 | 343 | 348 |
| 09.01.2000 Coominya Summer (QLD) | 6 | 454 | 288 |
| 06.02.2000 Kempsey Challenge (NSW) | 1 | 371 | 312 |
| 18.03.2000 Redland Bay (QLD) | 4 | 412 | 306 |
| 02.04.2000 Brisbane Open (QLD) | 7 | 509 | 341 |
| 10.09.2000 Toowoomba (QLD) | 5 | 355 | 313 |
| 08.12.2002 Southport (QLD) | 1 | 366 | 355 |
| 23.10.2005 Mindbenders Standard (QLD) | 6 | 426 | 463 |
| Head-to-head after 8 games | 6 | 2 | |
| Average score | 404.5 | 340.75 | |
| Spread: | 510 | -510 | |