| Tournament | Round | John Barker | Kim Grayson |
| 19.08.2012 Baulkham Hills Open (NSW) | 7 | 509 | 285 |
| 07.08.2022 Revesby (NSW) | 2 | 383 | 368 |
| 26.11.2022 LAKE MACQUARIE SPRING (NSW) | 3 | 332 | 335 |
| 17.09.2023 Revesby September (NSW) | 1 | 397 | 354 |
| Head-to-head after 4 games | 3 | 1 | |
| Average score | 405.25 | 335.5 | |
| Spread: | 279 | -279 | |