| Tournament | Round | Gillian Briggs | Heather Lowden |
| 19.01.2000 January Open (SA) | 5 | 340 | 343 |
| 26.06.2004 Unley June (SA) | 2 | 426 | 318 |
| 29.12.2004 Xmas Leftovers (SA) | 8 | 319 | 321 |
| 20.02.2005 February (SA) | 4 | 377 | 353 |
| 11.09.2005 September (SA) | 6 | 432 | 329 |
| 19.11.2006 November (SA) | 2 | 302 | 387 |
| 16.06.2006 June (SA) | 2 | 385 | 405 |
| 12.04.2008SA April (SA) | 2 | 349 | 403 |
| 26.07.2008 SA July Tournament (SA) | 4 | 332 | 549 |
| 24.10.2009 October SA (SA) | 1 | 369 | 417 |
| Head-to-head after 10 games | 3 | 7 | |
| Average score | 363.1 | 382.5 | |
| Spread: | -194 | 194 | |