| Date | Tournament | State | Round | Wynne Davidson | Jenny Coetzee |
|---|---|---|---|---|---|
| 02/08/1998 | Bassendean | WA | 2 | 336 | 329 |
| 28/05/2000 | Melville | WA | 4 | 372 | 260 |
| 25/06/2000 | Advanced Intermediate Recreation | WA | 2 | 303 | 339 |
| 04/02/2001 | Fremantle | WA | 1 | 299 | 358 |
| 11/11/2001 | Coogee | WA | 5 | 305 | 330 |
| 29/09/2002 | Manjimup | WA | 6 | 281 | 441 |
| 20/10/2002 | Rockingham | WA | 6 | 339 | 337 |
| 31/05/2003 | Western Australian Championships | WA | 13 | 341 | 353 |
| 11/01/2004 | January Maximin | WA | 1 | 394 | 330 |
| 06/04/2008 | MAXIMIN APRIL | WA | 4 | 337 | 343 |
| 09/11/2008 | COOGEE 2008 | WA | 3 | 302 | 359 |
| Head-to-head after 11 games | 4 | 7 | |||
| Average score | 328.09 | 343.55 | |||
| Spread | -170 | 170 | |||