| Tournament | Round | Ivor Zetler | Ruth Macinerney |
| 02.01.2004 Janboree (NSW) | 3 | 346 | 359 |
| 28.01.2019 City Of Sydney International Masters (NSW) | 18 | 427 | 401 |
| 03.11.2022 Seniors Championship (NSW) | 20 | 447 | 390 |
| Head-to-head after 3 games | 2 | 1 | |
| Average score | 406.66 | 383.33 | |
| Spread: | 70 | -70 | |