| Tournament | Round | Jeffery Lam | Yvonne Edwards |
| 25.01.2020 Australia Day Open (NSW) | 6 | 329 | 384 |
| 03.10.2020 NSW CHAMPS 2020 (NSW) | 5 | 418 | 361 |
| 03.10.2020 NSW CHAMPS 2020 (NSW) | 16 | 418 | 418 |
| 13.11.2021 2021 NSW Championship (NSW) | 6 | 326 | 355 |
| 03.10.2022 2022 NSW CHAMPIONSHIP (NSW) | 6 | 359 | 372 |
| 29.01.2023 CSIM2023 (NSW) | 4 | 330 | 401 |
| 06.01.2024 JANBOREE (NSW) | 2 | 350 | 282 |
| Head-to-head after 7 games | 2.5 | 4.5 | |
| Average score | 361.42 | 367.57 | |
| Spread: | -43 | 43 | |