| Tournament | Round | Chris Ostrowski | Tim Reddan |
| 10.11.2013 ACT CHAMPIONSHIPS (ACT) | 5 | 415 | 377 |
| 10.11.2013 ACT CHAMPIONSHIPS (ACT) | 9 | 280 | 438 |
| 03.01.2015 JanBoree (NSW) | 2 | 298 | 362 |
| 11.02.2017 WORDS Feb (NSW) | 6 | 405 | 315 |
| 10.02.2018 WORDS Summer RR (NSW) | 8 | 404 | 402 |
| 09.02.2019 WORDS SUMMER RR (NSW) | 9 | 374 | 488 |
| 11.02.2023 WORDS 2023 (NSW) | 6 | 368 | 295 |
| 02.09.2023 AUSTRALIAN MASTERS (NSW) | 11 | 411 | 363 |
| 04.01.2025 JanBoree (NSW) | 2 | 385 | 421 |
| 10.01.2026 JANBOREE (NSW) | 3 | 377 | 364 |
| Head-to-head after 10 games | 6 | 4 | |
| Average score | 371.7 | 382.5 | |
| Spread: | -108 | 108 | |