| Tournament | Round | Olga Visser | Keith Bioletti |
| 09.04.2007 Australian Championships (NSW) | 13 | 410 | 367 |
| 16.06.2007 Wollongong (NSW) | 4 | 426 | 392 |
| 07.07.2007 Chatswood (NSW) | 3 | 308 | 402 |
| 05.10.2009 NSW CHAMPIONSHIPS (NSW) | 4 | 389 | 404 |
| Head-to-head after 4 games | 2 | 2 | |
| Average score | 383.25 | 391.25 | |
| Spread: | -32 | 32 | |