| Tournament | Round | Del Hintz | Jan Robertson |
| 07.06.1998 Millmerran (QLD) | 1 | 339 | 334 |
| 11.06.2000 Millmerran (QLD) | 5 | 363 | 311 |
| 20.05.2001 Harrisville (QLD) | 3 | 419 | 389 |
| 12.01.2003 Greenbank (QLD) | 2 | 388 | 324 |
| 19.09.2009 Toowoomba (QLD) | 7 | 354 | 496 |
| 12.06.2011 Woomba Wound Wobins (QLD) | 1 | 433 | 323 |
| 12.06.2011 Woomba Wound Wobins (QLD) | 13 | 294 | 432 |
| Head-to-head after 7 games | 5 | 2 | |
| Average score | 370 | 372.71 | |
| Spread: | -19 | 19 | |