| Tournament | Round | Maureen Graham | Jean Mackenzie |
| 12.09.1999 Toowoomba (QLD) | 6 | 282 | 370 |
| 09.01.2000 Coominya Summer (QLD) | 7 | 307 | 369 |
| 08.06.2003 Millmerran (QLD) | 4 | 308 | 348 |
| 13.06.2004 Millmerran (QLD) | 4 | 372 | 260 |
| Head-to-head after 4 games | 1 | 3 | |
| Average score | 317.25 | 336.75 | |
| Spread: | -78 | 78 | |