| Tournament | Round | Shirley Hoar | Jan Osborn |
| 30.05.1999 Melville (WA) | 5 | 357 | 250 |
| 25.06.2000 Advanced Intermediate Recreation (WA) | 4 | 333 | 310 |
| 10.03.2002 Bunbury (WA) | 2 | 338 | 378 |
| 13.03.2005 Bunbury (WA) | 2 | 323 | 337 |
| Head-to-head after 4 games | 2 | 2 | |
| Average score | 337.75 | 318.75 | |
| Spread: | 76 | -76 | |