| Tournament | Round | Jean Mackenzie | Lyn Harding |
| 11.07.1999 Coominya Winter (QLD) | 3 | 333 | 364 |
| 21.08.1999 Queensland Championships (QLD) | 8 | 355 | 273 |
| 21.08.1999 Queensland Championships (QLD) | 14 | 383 | 294 |
| 09.07.2000 Coominya Winter (QLD) | 3 | 359 | 364 |
| Head-to-head after 4 games | 2 | 2 | |
| Average score | 357.5 | 323.75 | |
| Spread: | 135 | -135 | |