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