| Date | Tournament | State | Round | Karen Richards | Vincent Nguyen |
|---|---|---|---|---|---|
| 18/08/2019 | Youth Fundraiser #2 | ACT | 5 | 607 | 286 |
| 12/11/2022 | ACT Championship | ACT | 2 | 455 | 362 |
| 12/11/2022 | ACT Championship | ACT | 9 | 400 | 448 |
| 28/01/2024 | CSIM 2024 | NSW | 1 | 418 | 394 |
| 24/02/2024 | February ACT | ACT | 4 | 428 | 275 |
| Head-to-head after 5 games | 4 | 1 | |||
| Average score | 461.60 | 353.00 | |||
| Spread | 543 | -543 | |||