| Tournament | Round | Cheah Siu Hean | Heather Long |
| 12.04.2004 Australian Championships (ACT) | 4 | 497 | 316 |
| 28.03.2005 Australian Championships (TAS) | 18 | 509 | 324 |
| 24.03.2008 Australian Championship (VIC) | 19 | 412 | 313 |
| 05.04.2010 Aus Championship (SA) | 22 | 533 | 362 |
| 28.03.2016 Australian Championship (SA) | 16 | 508 | 298 |
| 02.04.2018 2018 National Championship (ACT) | 20 | 497 | 355 |
| Head-to-head after 6 games | 6 | 0 | |
| Average score | 492.66 | 328 | |
| Spread: | 988 | -988 | |