| Tournament | Round | Liz Marx | Margaret Bishop |
| 16.04.2001 Australian Championships (VIC) | 20 | 404 | 436 |
| 12.04.2004 Australian Championships (ACT) | 5 | 403 | 341 |
| 28.03.2005 Australian Championships (TAS) | 13 | 315 | 358 |
| Head-to-head after 3 games | 1 | 2 | |
| Average score | 374 | 378.33 | |
| Spread: | -13 | 13 | |