| Tournament | Round | Bob Jackman | Sheryl Davidson |
| 04.05.2008 Queensland Championships (QLD) | 13 | 394 | 391 |
| 01.04.2013 Australian Championship (QLD) | 22 | 414 | 357 |
| 25.08.2019 WESPA Seniors 2019 (QLD) | 20 | 431 | 354 |
| 16.04.2022 Australian Championship (QLD) | 7 | 466 | 449 |
| Head-to-head after 4 games | 4 | 0 | |
| Average score | 426.25 | 387.75 | |
| Spread: | 154 | -154 | |