| Tournament | Round | Gwen Kirkham | Marge Roberts |
| 19.09.1999 Spring Subiaco (WA) | 4 | 300 | 269 |
| 27.03.2000 Nedlands (WA) | 5 | 263 | 312 |
| 08.12.2002 Marathon (WA) | 8 | 351 | 288 |
| 13.07.2003 Bassendean (WA) | 2 | 304 | 364 |
| 31.08.2003 Yokine (WA) | 5 | 318 | 469 |
| Head-to-head after 5 games | 2 | 3 | |
| Average score | 307.2 | 340.4 | |
| Spread: | -166 | 166 | |