| Date | Tournament | State | Round | Olga Visser | Ian Close |
|---|---|---|---|---|---|
| 01/10/2001 | New South Wales Championships | NSW | 1 | 438 | 348 |
| 01/10/2001 | New South Wales Championships | NSW | 20 | 407 | 405 |
| 27/01/2002 | City of Sydney International Masters | NSW | 16 | 371 | 412 |
| 27/01/2003 | City of Sydney International Masters | NSW | 7 | 371 | 395 |
| 29/01/2006 | City of Sydney International Masters | NSW | 10 | 407 | 307 |
| 02/10/2006 | New South Wales Championships | NSW | 2 | 334 | 400 |
| 09/04/2007 | Australian Championships | NSW | 8 | 349 | 404 |
| 09/04/2007 | Australian Championships | NSW | 14 | 405 | 345 |
| 04/10/2010 | NSW Championships | NSW | 8 | 343 | 346 |
| Head-to-head after 9 games | 4 | 5 | |||
| Average score | 380.56 | 373.56 | |||
| Spread | 63 | -63 | |||