| Tournament | Round | Joan Riley | Pam Thomas |
| 08.02.1998 North West (TAS) | 7 | 401 | 381 |
| 08.02.1998 North West (TAS) | 12 | 322 | 309 |
| 27.10.2001 Tasmanian Championships (TAS) | 8 | 333 | 473 |
| 20.04.2002 Beaumaris (TAS) | 3 | 332 | 422 |
| 09.02.2003 Ulverstone (TAS) | 10 | 403 | 376 |
| 06.07.2003 East Coast (TAS) | 3 | 351 | 325 |
| 19.10.2003 Tasmanian Championships (TAS) | 3 | 302 | 418 |
| 16.05.2004 East Coast (TAS) | 6 | 324 | 319 |
| 31.10.2004 Tasmanian Championships (TAS) | 5 | 359 | 319 |
| 15.05.2005 East Coast (TAS) | 3 | 376 | 394 |
| Head-to-head after 10 games | 6 | 4 | |
| Average score | 350.3 | 373.6 | |