| Tournament | Round | Chile Malcolm | Olga Visser |
| 27.01.2002 City of Sydney International Masters (NSW) | 19 | 354 | 376 |
| 30.01.2005 City of Sydney International Masters (NSW) | 7 | 269 | 459 |
| 30.01.2005 City of Sydney International Masters (NSW) | 17 | 301 | 468 |
| 28.03.2005 Australian Championships (TAS) | 11 | 474 | 340 |
| 17.04.2006 Australian Championships (QLD) | 13 | 410 | 383 |
| 12.08.2006 Magnetic Island - Sat (QLD) | 3 | 318 | 351 |
| Head-to-head after 6 games | 2 | 4 | |
| Average score | 354.33 | 396.16 | |
| Spread: | -251 | 251 | |