| Tournament | Round | Joan Ashton | Helen Stephens |
| 21.03.1999 March (SA) | 1 | 323 | 313 |
| 25.07.1999 July (SA) | 1 | 258 | 354 |
| 21.11.1999 November (SA) | 3 | 349 | 428 |
| 09.02.2001 Unley February (SA) | 4 | 287 | 408 |
| 25.08.2001 August (SA) | 1 | 257 | 350 |
| Head-to-head after 5 games | 1 | 4 | |
| Average score | 294.8 | 370.6 | |
| Spread: | -379 | 379 | |