| Tournament | Round | Jan Cheong | Marilyn Mackie |
| 01.04.2002 Australian Championships (WA) | 1 | 249 | 386 |
| 03.08.2003 Marathon (WA) | 2 | 357 | 350 |
| 03.08.2003 Marathon (WA) | 7 | 267 | 308 |
| 11.01.2004 January Maximin (WA) | 7 | 343 | 372 |
| 30.05.2004 Melville (WA) | 2 | 416 | 299 |
| 09.01.2005 Summer Maximin (WA) | 3 | 358 | 318 |
| Head-to-head after 6 games | 3 | 3 | |
| Average score | 331.66 | 338.83 | |
| Spread: | -43 | 43 | |