| Tournament | Round | Gillian Briggs | Rowena Vnuk |
| 29.12.2004 Xmas Leftovers (SA) | 5 | 418 | 382 |
| 28.12.2007 SA Christmas Leftovers (SA) | 4 | 393 | 437 |
| 03.02.2008 SA February Tournament (SA) | 7 | 424 | 320 |
| 09.03.2008 South Australian Championships (SA) | 4 | 489 | 317 |
| 09.03.2008 South Australian Championships (SA) | 10 | 386 | 394 |
| 22.06.2008 SA June Tournament (SA) | 4 | 416 | 318 |
| 25.10.2008 SA October Tournament (SA) | 4 | 405 | 332 |
| 28.12.08 SA Leftovers (SA) | 6 | 284 | 465 |
| 27.09.2009 September (SA) | 2 | 344 | 365 |
| 31.10.2010 October Pub Tourney (SA) | 3 | 363 | 427 |
| 28.12.2010 Xmas Leftovers (SA) | 3 | 411 | 312 |
| 09.07.2011 SA July (SA) | 6 | 438 | 344 |
| Head-to-head after 12 games | 7 | 5 | |
| Average score | 397.58 | 367.75 | |
| Spread: | 358 | -358 | |