| Date | Tournament | State | Round | Olga Visser | Svend Grunnet |
|---|---|---|---|---|---|
| 02/10/2004 | Mindbenders Open | QLD | 2 | 336 | 369 |
| 13/08/2006 | Magnetic Island Sun | QLD | 1 | 377 | 234 |
| 18/08/2006 | Rockhampton | QLD | 6 | 376 | 345 |
| 19/08/2006 | Gladstone | QLD | 4 | 493 | 313 |
| 20/08/2006 | Bundaberg | QLD | 3 | 400 | 389 |
| 27/10/2007 | Mindbenders Open | QLD | 2 | 426 | 273 |
| 18/07/2010 | Going Cheap | QLD | 6 | 372 | 308 |
| 29/08/2010 | Qld Championships | QLD | 3 | 446 | 360 |
| 12/03/2011 | Redland Bay | QLD | 5 | 364 | 349 |
| 03/07/2011 | Coominya | QLD | 2 | 351 | 440 |
| 06/08/2011 | Magnetic Is Saturday | QLD | 4 | 579 | 280 |
| 29/10/2011 | Redcliffe Saturday | QLD | 3 | 333 | 406 |
| 30/10/2011 | Redcliffe Sunday | QLD | 2 | 366 | 335 |
| 07/05/2012 | Alzheimer's FR Monday | QLD | 1 | 407 | 295 |
| Head-to-head after 14 games | 11 | 3 | |||
| Average score | 401.86 | 335.43 | |||
| Spread | 930 | -930 | |||