| Tournament | Round | Alex Lam | Ivor Zetler |
| 13.11.2021 2021 NSW Championship (NSW) | 5 | 418 | 355 |
| 13.11.2021 2021 NSW Championship (NSW) | 11 | 443 | 346 |
| 06.01.2024 JANBOREE (NSW) | 9 | 352 | 319 |
| 04.01.2025 JanBoree (NSW) | 4 | 429 | 251 |
| Head-to-head after 4 games | 4 | 0 | |
| Average score | 410.5 | 317.75 | |
| Spread: | 371 | -371 | |