| Tournament | Round | Ivor Zetler | Therese Nichols |
| 21.04.2014 Australian Championship (NSW) | 18 | 486 | 361 |
| 20.07.2014 Winter Masters (NSW) | 15 | 398 | 344 |
| 05.12.2015 Sutherland Shire (NSW) | 2 | 395 | 372 |
| 13.02.2016 Wollongong Summer (NSW) | 9 | 394 | 393 |
| 14.05.2016 BEECROFT MARATHON (NSW) | 10 | 328 | 414 |
| 11.09.2016 Revesby Tournament (NSW) | 7 | 413 | 412 |
| 07.01.2017 Janboree (NSW) | 2 | 424 | 332 |
| 13.10.2018 Spring Marathon (NSW) | 12 | 390 | 375 |
| 04.01.2020 JanBoree (NSW) | 6 | 348 | 387 |
| 22.02.2020 MATCHPLAY QUALIFIER (NSW) | 6 | 315 | 452 |
| 03.11.2022 Seniors Championship (NSW) | 7 | 448 | 412 |
| 06.01.2024 JANBOREE (NSW) | 5 | 360 | 349 |
| 04.01.2025 JanBoree (NSW) | 1 | 355 | 338 |
| 04.04.2026 AUS CHAMPS (ACT) | 8 | 301 | 364 |
| Head-to-head after 14 games | 10 | 4 | |
| Average score | 382.5 | 378.92 | |
| Spread: | 50 | -50 | |