| Tournament | Round | Val Stone | Janet Prider |
| 22.11.2009 November SA (SA) | 6 | 284 | 381 |
| 24.05.2014 The Trip of a Lifetime (SA) | 3 | 339 | 427 |
| 15.06.2014 SA June (SA) | 4 | 235 | 466 |
| 21.11.2015 SA November (SA) | 5 | 283 | 402 |
| Head-to-head after 4 games | 0 | 4 | |
| Average score | 285.25 | 419 | |