| Date | Tournament | State | Round | Joan Thomas | Mary Mackie |
|---|---|---|---|---|---|
| 07/03/1999 | Bendigo | VIC | 5 | 272 | 329 |
| 05/03/2000 | Bendigo | VIC | 2 | 262 | 372 |
| 04/03/2001 | Bendigo | VIC | 2 | 271 | 336 |
| 09/02/2002 | Ballarat | VIC | 3 | 340 | 313 |
| Head-to-head after 4 games | 1 | 3 | |||
| Average score | 286.25 | 337.50 | |||
| Spread | -205 | 205 | |||