| Tournament | Round | Karen Richards | Owen Randall |
| 15.11.2008 ACT Champs (ACT) | 2 | 473 | 219 |
| 15.11.2008 ACT Champs (ACT) | 14 | 395 | 446 |
| 09.04.2012 Australian Championship (TAS) | 3 | 490 | 377 |
| 11.11.2012 ACT CHAMPIONSHIPS (ACT) | 8 | 365 | 424 |
| 11.11.2012 ACT CHAMPIONSHIPS (ACT) | 12 | 415 | 346 |
| 19.05.2013 Ulladulla (NSW) | 8 | 553 | 305 |
| 27.07.2013 ACT AGM (ACT) | 3 | 428 | 390 |
| 13.12.2014 Bundanoon (NSW) | 7 | 461 | 342 |
| 17.04.2021 Canberra April (ACT) | 8 | 473 | 364 |
| 12.11.2022 ACT Championship (ACT) | 15 | 443 | 341 |
| 29.03.2025 ACT March (ACT) | 6 | 450 | 372 |
| Head-to-head after 11 games | 9 | 2 | |
| Average score | 449.63 | 356.9 | |
| Spread: | 1020 | -1020 | |