| Tournament | Round | Bronwyn Piechnick | Marlene Brown |
| 25.07.1999 July (SA) | 4 | 245 | 374 |
| 23.10.2010 Vic/SA Border Challenge (VIC) | 9 | 341 | 363 |
| 13.08.2011 August (SA) | 4 | 256 | 355 |
| 05.11.2011 Seaford (SA) | 5 | 372 | 335 |
| 20.07.2013 SA July (SA) | 3 | 318 | 322 |
| 28.12.2013 Christmas Leftovers (SA) | 1 | 322 | 391 |
| 22.02.2014 SA February (SA) | 6 | 364 | 312 |
| 21.11.2015 SA November (SA) | 6 | 293 | 455 |
| 20.02.2016 SA February (SA) | 1 | 319 | 383 |
| 19.11.2016 SA NOVEMBER (SA) | 5 | 303 | 353 |
| Head-to-head after 10 games | 2 | 8 | |
| Average score | 313.3 | 364.3 | |
| Spread: | -510 | 510 | |