| Tournament | Round | Beverley Roberts | Jean Mackenzie |
| 12.07.1998 Coominya (QLD) | 3 | 325 | 345 |
| 09.07.2000 Coominya Winter (QLD) | 1 | 358 | 277 |
| 15.02.2004 Ipswich (QLD) | 2 | 321 | 377 |
| 13.02.2005 Ipswich (QLD) | 1 | 286 | 347 |
| Head-to-head after 4 games | 1 | 3 | |
| Average score | 322.5 | 336.5 | |
| Spread: | -56 | 56 | |