| Tournament | Round | Olga Visser | Therese Nichols |
| 06.11.2015 Perth International (WA) | 11 | 291 | 441 |
| 25.08.2019 WESPA Seniors 2019 (QLD) | 4 | 391 | 462 |
| 03.11.2022 Seniors Championship (NSW) | 9 | 381 | 354 |
| Head-to-head after 3 games | 1 | 2 | |
| Average score | 354.33 | 419 | |
| Spread: | -194 | 194 | |