| Tournament | Round | Campbell Shanks | Liz Marx |
| 25.10.1998 October (SA) | 3 | 370 | 391 |
| 18.04.1999 Victor Harbour (SA) | 5 | 405 | 330 |
| 19.01.2000 January Open (SA) | 4 | 280 | 408 |
| 25.05.2003 Northern Tournament (SA) | 1 | 341 | 363 |
| Head-to-head after 4 games | 1 | 3 | |
| Average score | 349 | 373 | |
| Spread: | -96 | 96 | |