| Date | Tournament | State | Round | Cheah Siu Hean | Alastair Richards |
|---|---|---|---|---|---|
| 28/11/2006 | Warm-up Alpha | NSW | 8 | 419 | 326 |
| 24/03/2008 | Australian Championship | VIC | 7 | 404 | 411 |
| 24/03/2008 | Australian Championship | VIC | 23 | 322 | 538 |
| 05/04/2010 | Aus Championship | SA | 5 | 410 | 447 |
| 05/04/2010 | Aus Championship | SA | 16 | 301 | 480 |
| 09/04/2012 | Australian Championship | TAS | 3 | 466 | 343 |
| 09/04/2012 | Australian Championship | TAS | 16 | 463 | 441 |
| 01/04/2013 | Australian Championship | QLD | 20 | 384 | 475 |
| 06/04/2015 | Australian Championship | VIC | 5 | 472 | 428 |
| 06/04/2015 | Australian Championship | VIC | 14 | 442 | 480 |
| Head-to-head after 10 games | 4 | 6 | |||
| Average score | 408.30 | 436.90 | |||
| Spread | -286 | 286 | |||