| Tournament | Round | Kerry Constable | Olga Visser |
| 01.10.2001 New South Wales Championships (NSW) | 19 | 420 | 432 |
| 12.04.2004 Australian Championships (ACT) | 14 | 347 | 463 |
| 26.01.2008 SYDNEY INTERNL MASTERS (NSW) | 11 | 477 | 318 |
| 26.09.2010 Moss Vale (NSW) | 3 | 340 | 360 |
| Head-to-head after 4 games | 1 | 3 | |
| Average score | 396 | 393.25 | |
| Spread: | 11 | -11 | |