| Tournament | Round | Maureen Gill | Janet Cotter |
| 31.05.1998 Melville (WA) | 2 | 328 | 359 |
| 26.05.2002 Melville (WA) | 2 | 281 | 434 |
| 11.01.2004 January Maximin (WA) | 4 | 394 | 312 |
| 08.02.2004 Fremantle (WA) | 4 | 349 | 347 |
| 11.09.2005 Spring Maximin (WA) | 4 | 351 | 344 |
| 09.07.2006 Bassendean (WA) | 4 | 407 | 334 |
| 10.09.2006 Spring Maximin (WA) | 4 | 257 | 470 |
| Head-to-head after 7 games | 4 | 3 | |
| Average score | 338.14 | 371.42 | |
| Spread: | -233 | 233 | |