| Tournament | Round | Julie Banister | Chris Ostrowski |
| 23.01.2021 CSIM (NSW) | 7 | 263 | 369 |
| 14.03.2021 NO FRILLS 2 (NSW) | 2 | 287 | 420 |
| 21.12.2021 OITOO by river (NSW) | 3 | 407 | 367 |
| 11.04.2022 OITOO IN SHIRE APRIL (NSW) | 2 | 356 | 357 |
| 11.04.2022 OITOO IN SHIRE APRIL (NSW) | 6 | 330 | 388 |
| 24.07.2022 NSW Winter Masters (NSW) | 3 | 323 | 370 |
| 24.07.2022 NSW Winter Masters (NSW) | 14 | 295 | 403 |
| 15.10.2022 NSW SPRING MARATHON (NSW) | 3 | 330 | 451 |
| 22.07.2023 WYC Fundraiser July (NSW) | 1 | 306 | 417 |
| 19.10.2024 Spring Marathon (NSW) | 9 | 350 | 335 |
| 01.03.2025 MATCHPLAY QUALIFIER (NSW) | 1 | 384 | 370 |
| 14.06.2025 Wollongong Winter (NSW) | 7 | 356 | 420 |
| 18.10.2025 SPRING MARATHON (NSW) | 10 | 334 | 345 |
| Head-to-head after 13 games | 3 | 10 | |
| Average score | 332.38 | 385.53 | |
| Spread: | -691 | 691 | |