| Tournament | Round | Liz Quantock | Trudi Owens |
| 01.04.2002 Australian Championships (WA) | 2 | 399 | 336 |
| 19.06.2004 Western Australian Championships (WA) | 2 | 339 | 354 |
| 19.06.2004 Western Australian Championships (WA) | 17 | 305 | 377 |
| 21.11.2004 Hamersley (WA) | 3 | 357 | 374 |
| 06.06.2005 Western Australian Championships (WA) | 7 | 375 | 361 |
| 06.06.2005 Western Australian Championships (WA) | 14 | 307 | 411 |
| 23.10.2005 Rockingham (WA) | 1 | 383 | 359 |
| 26.02.2006 Mandurah (WA) | 1 | 306 | 365 |
| 04.06.2006 Western Australian Championships (WA) | 18 | 288 | 432 |
| 01.04.2007 Nedlands (WA) | 2 | 346 | 406 |
| Head-to-head after 10 games | 3 | 7 | |
| Average score | 340.5 | 377.5 | |
| Spread: | -370 | 370 | |