| Tournament | Round | Val Stone | Marion Parsons |
| 26.07.2008 SA July Tournament (SA) | 6 | 374 | 274 |
| 26.12.2012 Christmas Leftovers (SA) | 5 | 260 | 320 |
| 07.02.2015 Fundraising Tournament (SA) | 3 | 313 | 298 |
| Head-to-head after 3 games | 2 | 1 | |
| Average score | 315.66 | 297.33 | |
| Spread: | 55 | -55 | |