| Tournament | Round | Joan Riley | Margaret Bishop |
| 08.02.1998 North West (TAS) | 6 | 378 | 339 |
| 05.07.1998 Southern Tasmania (TAS) | 11 | 367 | 382 |
| 19.09.1998 Tasmanian Championships (TAS) | 3 | 297 | 414 |
| 14.03.1999 Ulverstone (TAS) | 5 | 353 | 459 |
| 31.03.2001 Tasmania March (TAS) | 2 | 370 | 337 |
| 27.10.2001 Tasmanian Championships (TAS) | 3 | 370 | 460 |
| Head-to-head after 6 games | 2 | 4 | |
| Average score | 355.83 | 398.5 | |
| Spread: | -256 | 256 | |