| Tournament | Round | Gwen Kirkham | Janet Cotter |
| 14.03.1999 Bunbury (WA) | 6 | 316 | 359 |
| 08.07.2000 Bassendean (WA) | 5 | 274 | 371 |
| 27.05.2001 Melville (WA) | 6 | 363 | 260 |
| 10.02.2002 Fremantle (WA) | 2 | 292 | 393 |
| 10.03.2002 Bunbury (WA) | 4 | 311 | 318 |
| Head-to-head after 5 games | 1 | 4 | |
| Average score | 311.2 | 340.2 | |
| Spread: | -145 | 145 | |