| Tournament | Round | Olga Visser | Mary Wilmott |
| 11.08.2019 Qld Championships (QLD) | 16 | 422 | 305 |
| 09.02.2023 February Midweek (QLD) | 4 | 351 | 361 |
| 09.02.2023 February Midweek (QLD) | 6 | 326 | 343 |
| 16.07.2023 July Jaunt (QLD) | 6 | 345 | 293 |
| 10.08.2023 Thursday (QLD) | 5 | 360 | 400 |
| 28.07.2024 Sunday Townsville (QLD) | 1 | 319 | 383 |
| Head-to-head after 6 games | 2 | 4 | |
| Average score | 353.83 | 347.5 | |
| Spread: | 38 | -38 | |