| Tournament | Round | Jonnie Gunson | Joan Riley |
| 05.07.1998 Southern Tasmania (TAS) | 4 | 330 | 329 |
| 09.02.2003 Ulverstone (TAS) | 6 | 321 | 375 |
| 23.01.2005 Ulverstone (TAS) | 13 | 264 | 457 |
| 15.05.2005 East Coast (TAS) | 6 | 343 | 330 |
| 15.05.2005 East Coast (TAS) | 14 | 363 | 291 |
| 30.10.2005 Tasmanian Championships (TAS) | 10 | 331 | 363 |
| 29.10.2006 Tasmanian Championships (TAS) | 13 | 317 | 382 |
| Head-to-head after 7 games | 3 | 4 | |
| Average score | 324.14 | 361 | |
| Spread: | -258 | 258 | |