| Tournament | Round | Gillian Briggs | Teresa Dean |
| 22.02.1998 Unley February (SA) | 4 | 375 | 385 |
| 29.03.1998 Unley (SA) | 4 | 375 | 385 |
| 20.08.2000 Unley (SA) | 2 | 300 | 383 |
| 25.05.2002 Northern Tournament (SA) | 1 | 336 | 412 |
| 12.01.2003 Open (SA) | 2 | 469 | 345 |
| 21.06.2003 Unley June (SA) | 6 | 340 | 412 |
| 20.07.2003 Hove (SA) | 4 | 362 | 359 |
| 08.02.2004 February Open (SA) | 3 | 362 | 368 |
| 24.04.2004 Unley April (SA) | 1 | 293 | 442 |
| 25.07.2004 Brighton (SA) | 1 | 267 | 420 |
| 29.12.2004 Xmas Leftovers (SA) | 3 | 414 | 370 |
| 20.02.2005 February (SA) | 6 | 345 | 389 |
| 16.04.2005 April (SA) | 1 | 417 | 345 |
| 15.10.2005 October (SA) | 4 | 308 | 311 |
| 05.02.2006 Round Robin (SA) | 3 | 301 | 423 |
| 17.06.2006 SA June Tournament (SA) | 4 | 356 | 342 |
| 28.07.2006 Norwood Nightowl (SA) | 3 | 352 | 407 |
| 10.09.2006 September Tournament (SA) | 2 | 401 | 418 |
| 20.05.2007 May Tournament (SA) | 6 | 287 | 362 |
| 23.09.2007 September Tournament (SA) | 1 | 477 | 362 |
| 26.07.2008 SA July Tournament (SA) | 6 | 334 | 358 |
| Head-to-head after 21 games | 6 | 15 | |
| Average score | 355.76 | 380.85 | |
| Spread: | -527 | 527 | |