| Tournament | Round | Maureen Gill | Marge Roberts |
| 13.02.2000 Fremantle (WA) | 2 | 237 | 373 |
| 27.05.2001 Melville (WA) | 5 | 335 | 341 |
| 08.12.2002 Marathon (WA) | 6 | 280 | 372 |
| 13.07.2003 Bassendean (WA) | 3 | 353 | 317 |
| 31.08.2003 Yokine (WA) | 2 | 384 | 369 |
| 02.10.2004 Manjimup Warmup (WA) | 3 | 385 | 330 |
| 24.09.2005 Manjimup Maximin (WA) | 3 | 336 | 349 |
| 25.09.2005 Manjimup Standard (WA) | 7 | 469 | 322 |
| 08.03.2026 March Trisect (WA) | 2 | 282 | 352 |
| 01.06.2026 WA STATE CHAMPIONSHIPS (WA) | 3 | 330 | 317 |
| 01.06.2026 WA STATE CHAMPIONSHIPS (WA) | 12 | 489 | 321 |
| Head-to-head after 11 games | 6 | 5 | |
| Average score | 352.72 | 342.09 | |
| Spread: | 117 | -117 | |