| Date | Tournament | State | Round | Olga Visser | Richard Birch |
|---|---|---|---|---|---|
| 27/01/2001 | City of Sydney International Masters | NSW | 6 | 428 | 374 |
| 04/02/2001 | Kempsey | NSW | 7 | 449 | 326 |
| 29/07/2001 | Newcastle | NSW | 5 | 411 | 335 |
| 27/01/2002 | City of Sydney International Masters | NSW | 12 | 492 | 298 |
| 01/02/2004 | Kempsey | NSW | 8 | 388 | 348 |
| 18/07/2004 | Winter Masters | NSW | 12 | 395 | 338 |
| 30/01/2005 | City of Sydney International Masters | NSW | 18 | 418 | 286 |
| 05/02/2006 | Kempsey Challenge | NSW | 7 | 429 | 381 |
| 04/02/2007 | Kempsey Challenge | NSW | 2 | 382 | 345 |
| 03/02/2008 | Kempsey Challenge & Cup | NSW | 3 | 293 | 373 |
| 03/02/2008 | Kempsey Challenge & Cup | NSW | 11 | 378 | 390 |
| 30/01/2010 | Kempsey Cup & Challenge | NSW | 3 | 396 | 376 |
| 05/04/2010 | Aus Championship | SA | 15 | 307 | 519 |
| 29/01/2012 | CITY OF SYDNEY MASTERS | NSW | 5 | 348 | 386 |
| 29/01/2012 | CITY OF SYDNEY MASTERS | NSW | 20 | 447 | 303 |
| 05/02/2012 | Kempsey | NSW | 8 | 449 | 349 |
| 18/02/2024 | February Frolic | QLD | 7 | 327 | 346 |
| Head-to-head after 17 games | 12 | 5 | |||
| Average score | 396.29 | 357.24 | |||
| Spread | 664 | -664 | |||