| Tournament | Round | Dorothy Ellis | Erica Williams |
| 21.08.1999 Queensland Championships (QLD) | 14 | 321 | 405 |
| 02.04.2000 Brisbane Open (QLD) | 2 | 403 | 330 |
| 02.12.2001 Southport (QLD) | 2 | 400 | 280 |
| Head-to-head after 3 games | 2 | 1 | |
| Average score | 374.66 | 338.33 | |
| Spread: | 109 | -109 | |