| Tournament | Round | Alastair Richards | Gillian Briggs |
| 19.01.2000 January Open (SA) | 6 | 289 | 447 |
| 23.03.2001 South Australian Championships (SA) | 8 | 324 | 350 |
| 08.03.2003 South Australian Championships (SA) | 6 | 364 | 424 |
| 11.03.2007 South Australian Championships (SA) | 2 | 459 | 371 |
| 11.03.2007 South Australian Championships (SA) | 11 | 406 | 352 |
| Head-to-head after 5 games | 2 | 3 | |
| Average score | 368.4 | 388.8 | |
| Spread: | -102 | 102 | |