| Tournament | Round | Ron Keim | Jean Mackenzie |
| 12.07.1998 Coominya (QLD) | 6 | 339 | 343 |
| 20.02.2000 Ipswich (QLD) | 3 | 347 | 385 |
| 10.09.2000 Toowoomba (QLD) | 2 | 362 | 338 |
| 24.02.2002 Ipswich (QLD) | 2 | 290 | 342 |
| Head-to-head after 4 games | 1 | 3 | |
| Average score | 334.5 | 352 | |
| Spread: | -70 | 70 | |