| Tournament | Round | Jonie Brown | Jan Robertson |
| 12.09.2004 Toowoomba (QLD) | 2 | 384 | 427 |
| 17.10.2004 Newmarket (QLD) | 1 | 494 | 311 |
| 10.09.2006 Toowoomba (QLD) | 4 | 338 | 359 |
| 10.06.2007 Toowoomba (QLD) | 6 | 368 | 357 |
| Head-to-head after 4 games | 2 | 2 | |
| Average score | 396 | 363.5 | |
| Spread: | 130 | -130 | |