| Tournament | Round | Gillian Briggs | Lesley Smit |
| 21.03.1998 February (SA) | 3 | 339 | 287 |
| 16.01.1999 January (SA) | 3 | 331 | 319 |
| 21.03.1999 March (SA) | 5 | 494 | 275 |
| 20.08.2000 Unley (SA) | 3 | 398 | 384 |
| 09.03.2002 South Australian Championships (SA) | 8 | 453 | 231 |
| 25.05.2002 Northern Tournament (SA) | 5 | 361 | 482 |
| 08.03.2003 South Australian Championships (SA) | 12 | 410 | 386 |
| 08.03.2003 South Australian Championships (SA) | 14 | 306 | 435 |
| 21.04.2003 Australian Championships (SA) | 15 | 332 | 337 |
| 26.10.2003 Unley October (SA) | 2 | 357 | 390 |
| 25.07.2004 Brighton (SA) | 2 | 304 | 323 |
| 05.02.2006 Round Robin (SA) | 7 | 252 | 428 |
| Head-to-head after 12 games | 6 | 6 | |
| Average score | 361.41 | 356.41 | |
| Spread: | 60 | -60 | |