| Tournament | Round | Jean Balmer | Olga Visser |
| 23.08.1998 Queensland Championships (QLD) | 3 | 443 | 322 |
| 30.01.2000 City of Sydney International Masters (NSW) | 17 | 348 | 353 |
| 18.07.2004 Winter Masters (NSW) | 15 | 514 | 384 |
| 25.07.2004 Newcastle (NSW) | 7 | 291 | 421 |
| 28.03.2005 Australian Championships (TAS) | 21 | 427 | 288 |
| 02.10.2006 New South Wales Championships (NSW) | 8 | 384 | 406 |
| Head-to-head after 6 games | 3 | 3 | |
| Average score | 401.16 | 362.33 | |
| Spread: | 233 | -233 | |