| Tournament | Round | Vincent Nguyen | Devorah Ullman |
| 15.12.2018 Bundanoon (NSW) | 8 | 423 | 240 |
| 14.12.2019 Bundanoon (NSW) | 3 | 462 | 263 |
| 12.12.2020 BUNDANOON (NSW) | 8 | 399 | 343 |
| 13.02.2021 matchplay qualifier (NSW) | 4 | 388 | 378 |
| 16.07.2022 Wollongong Winter Tournament (NSW) | 6 | 453 | 379 |
| Head-to-head after 5 games | 5 | 0 | |
| Average score | 425 | 320.6 | |
| Spread: | 522 | -522 | |