| Tournament | Round | Liz Marx | Alastair Richards |
| 29.06.2000 Bordertown (SA) | 3 | 394 | 303 |
| 08.03.2003 South Australian Championships (SA) | 5 | 378 | 356 |
| 13.03.2005 South Australian Championships (SA) | 5 | 324 | 410 |
| 13.03.2005 South Australian Championships (SA) | 13 | 252 | 371 |
| Head-to-head after 4 games | 2 | 2 | |
| Average score | 337 | 360 | |
| Spread: | -92 | 92 | |